smbj20a-tr price and stock

smbj20a-tr Details

My Preferred Distributors (0) Authorized (0) Independent (0) Industrial Supplies / MRO (0)

Authorized Distributors

Acme Chip Technology
Analog Devices Inc
Arrow
Avnet Americas
Bisco
Bürklin Elektronik
CDM Electronics
Chip 1 Exchange
Chip1Stop
CHIPMALL.COM LIMITED
Coilcraft
ComSIT USA
DB Roberts
DigiKey
Dynamic Solutions
ECCO
ElectroCraft
Electroshield
ES Components
Fairview Microwave
FDH Electronics
Flip Electronics
Future Electronics
GLYN
Heilind Electronics
Interstate Connecting
Jameco
Karl Kruse
L-com US
Maritex
Master Electronics
Microchip Technology
Mouser
NAC
New Advantage
Newark
Onlinecomponents.com
Ozdisan Elektronik
Pasternack Enterprises
PEI Genesis
Perfect Parts
PolyPhaser
Powell Electronics
PUI
Renesas Electronics America
Richardson RFPD
Rochester
RS
Rutronik
Sager
Samtec
SiTime Corporation
South Electronics
STMicroelectronics
Symmetry
Techni-Tool
TestEquity
TME
Toby Electronics
TTI
Venkel Ltd.
Verical
Waytek, Inc.
Wuhan P&S

Independent Distributors

Ameya
ArduSimple
Bristol
Chip Stock
Chip-Germany GmbH
Chip1Cloud
Component Electronics, Inc
CoreStaff
Direct Components
Futuretech Components
GlobX GmbH
Greenchips
LCSC
MacroQuest
Neutron USA
NexGen Digital
NTEMALL
Quest
SEMIX
Sense Electronic
Sensible Micro Corp
Shengyu Electronics
Velocity Electronics
VRG Components
Vyrian
Win Source Electronics

Show Filters

Desired Stock: In Stock Only Exact Matches Only Currency Estimator:

Default

Filter by Manufacturer

Select Manufacturer

Top of Page ↑

Newark Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR DISTI # 51AC9534	STMicroelectronics	Tvs Diode, 600W, 20V, Do-214Aa, Product Range:Transil Smbj Series, Tvs Polarity:Unidirectional, Reverse Stand-Off Voltage Vrwm:20V, Clamping Voltage Vc Max:42.8V, Diode Case Style:Do-214Aa, No. Of Pins:2Pins, Breakdown Voltage Rohs Compliant: Yes \|Stmicroelectronics SMBJ20A-TR Min Qty: 5 Package Multiple: 1 Date Code: 0 Container: Cut Tape SMBJ20A-TR Part Details	505	1000 $0.1550 500 $0.1890 250 $0.2380 100 $0.2820 50 $0.3230 25 $0.3650 10 $0.4070 1 $0.4800	$0.1550 / $0.4800	Buy Now SMBJ20A-TR Part Details
SMBJ20A/TR7 DISTI # 29AH1393	YAGEO Corporation	Tvs Diode, 600W, 20V, Unidir, Do-214Aa, Product Range:Smbj Series, Tvs Polarity:Unidirectional, Reverse Stand-Off Voltage Vrwm:20V, Clamping Voltage Vc Max:32.4V, Diode Case Style:Do-214Aa, No. Of Pins:2Pins, Breakdown Voltage Rohs Compliant: Yes \|Yageo SMBJ20A/TR7 Min Qty: 5 Package Multiple: 1 Date Code: 1 Container: Cut Tape SMBJ20A/TR7 Part Details	160	100 $0.1310 50 $0.1930 25 $0.2560 10 $0.3180 1 $0.4580	$0.1310 / $0.4580	Buy Now SMBJ20A/TR7 Part Details

Top of Page ↑

DigiKey ECIA (NEDA) Member • Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR-ML DISTI # 5375-SMBJ20A-TR-MLTR-ND	MOSLEADER	DO-214AA(SMB) Commercial Grade Min Qty: 200 Container: Tape & Reel (TR) MARKETPLACE PRODUCT SMBJ20A-TR-ML Part Details	50000 In Stock	30000 $0.0148 20000 $0.0178 10000 $0.0203 5000 $0.0213 1800 $0.0237 200 $0.0248	$0.0148 / $0.0248	Buy Now SMBJ20A-TR-ML Part Details
SMBJ20A-TR DISTI # 497-12196-1-ND	STMicroelectronics	TVS DIODE 20VWM 32.4VC SMB Min Qty: 1 Lead time: 21 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) SMBJ20A-TR Part Details	6667 In Stock	62500 $0.1315 25000 $0.1349 12500 $0.1381 5000 $0.1487 2500 $0.1567 1000 $0.1753 500 $0.2157 100 $0.2763 10 $0.3970 1 $0.4700	$0.1315 / $0.4700	Buy Now SMBJ20A-TR Part Details

Top of Page ↑

Avnet Americas Authorized Distributor

Part #	Manufacturer	Description	Price	Price Range	Buy
SMBJ20A-TR DISTI # SMBJ20A-TR	STMicroelectronics	Diode TVS Single Uni-Dir 20V 600W 2-Pin SMB T/R - Tape and Reel (Alt: SMBJ20A-TR) RoHS: Compliant Min Qty: 12500 Package Multiple: 2500 Lead time: 21 Weeks, 0 Days Container: Reel SMBJ20A-TR Part Details	12500 $0.0678	$0.0678	Buy Now SMBJ20A-TR Part Details
SMBJ20A/TR13 DISTI # SMBJ20A/TR13	YAGEO Corporation	Transient Voltage Suppressor Uni-Directional 20V 600W 2-Pin DO-214AA T/R - Tape and Reel (Alt: SMBJ20A/TR13) RoHS: Compliant Min Qty: 30000 Package Multiple: 3000 Container: Reel SMBJ20A/TR13 Part Details			RFQ SMBJ20A/TR13 Part Details
SMBJ20A DISTI # SMBJ20A/TR7	YAGEO Corporation	Diode TVS Single Uni-Dir 20V 600W 2-Pin DO-214AA T/R - Tape and Reel (Alt: SMBJ20A/TR7) RoHS: Compliant Min Qty: 5000 Package Multiple: 500 Container: Reel SMBJ20A Part Details			RFQ SMBJ20A Part Details

Top of Page ↑

Mouser Electronics ECIA (NEDA) Member • Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR DISTI # 511-SMBJ20A-TR	STMicroelectronics	ESD Suppressors / TVS Diodes Transil RoHS: Compliant SMBJ20A-TR Part Details	6508	1 $0.3800 10 $0.3110 100 $0.2150 500 $0.1730 1000 $0.1430 2500 $0.1270 50000 $0.1240	$0.1240 / $0.3800	Buy Now SMBJ20A-TR Part Details
SMBJ20A/TR13 DISTI # 603-SMBJ20A/TR13	YAGEO Corporation	ESD Suppressors / TVS Diodes SMBJ DO-214AA 20V 32.4V RoHS: Compliant SMBJ20A/TR13 Part Details	45	1 $0.4500 10 $0.3050 100 $0.1220 1000 $0.0940 3000 $0.0750 9000 $0.0640 24000 $0.0630 45000 $0.0520 99000 $0.0510	$0.0510 / $0.4500	Buy Now SMBJ20A/TR13 Part Details
SMBJ20A/TR7 DISTI # 603-SMBJ20A/TR7	YAGEO Corporation	ESD Suppressors / TVS Diodes BID Wkg20V 1CH SMD DO214AA2 Bkdn22.2V RoHS: Compliant SMBJ20A/TR7 Part Details	0	1 $0.4400 10 $0.3050 100 $0.1260 500 $0.1260 1000 $0.0930 2500 $0.0750 10000 $0.0640 25000 $0.0600	$0.0600 / $0.4400	Order Now SMBJ20A/TR7 Part Details

Top of Page ↑

Arrow Electronics Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR DISTI # E02:0323_00211248	STMicroelectronics	Diode TVS Single Uni-Dir 20V 600W 2-Pin SMB T/R Min Qty: 2500 Package Multiple: 2500 Lead time: 21 Weeks Date Code: 2348 SMBJ20A-TR Part Details	Europe - 10000	50000 $0.1010 10000 $0.1020 2500 $0.1029	$0.1010 / $0.1029	Buy Now SMBJ20A-TR Part Details
SMBJ20A-TR DISTI # V36:1790_06556626	STMicroelectronics	Diode TVS Single Uni-Dir 20V 600W 2-Pin SMB T/R Min Qty: 5000 Package Multiple: 2500 Lead time: 21 Weeks Date Code: 2251 SMBJ20A-TR Part Details	Americas - 10000	62500 $0.0603 50000 $0.0609 25000 $0.0615 12500 $0.0622 10000 $0.0628 5000 $0.0634	$0.0603 / $0.0634	Buy Now SMBJ20A-TR Part Details
SMBJ20A-TR DISTI # V72:2272_06556626	STMicroelectronics	Diode TVS Single Uni-Dir 20V 600W 2-Pin SMB T/R Min Qty: 1 Package Multiple: 1 Lead time: 21 Weeks Date Code: 2246 Container: Cut Strips SMBJ20A-TR Part Details	Americas - 3000	3000 $0.0640 1000 $0.0740 500 $0.1024 250 $0.1360 100 $0.1374 25 $0.1969 10 $0.1989 1 $0.2394	$0.0640 / $0.2394	Buy Now SMBJ20A-TR Part Details

Top of Page ↑

STMicroelectronics Direct Manufacturer

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR	STMicroelectronics	600 W, 20 V TVS in SMB RoHS: Compliant Min Qty: 1 SMBJ20A-TR Part Details	6508	1 $0.3700 10 $0.3100 100 $0.2100 500 $0.1700	$0.1700 / $0.3700	Buy Now SMBJ20A-TR Part Details

Top of Page ↑

Future Electronics ECIA (NEDA) Member • Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR	STMicroelectronics	SMBJ Series 23.4 V Uni-Directional Surface Mount TVS Diode - SMB RoHS: Compliant pbFree: Yes Min Qty: 2500 Package Multiple: 2500 Container: Reel SMBJ20A-TR Part Details	12500 Reel	62500 $0.0597 37500 $0.0618 12500 $0.0642 7500 $0.0654 2500 $0.0679	$0.0597 / $0.0679	Buy Now SMBJ20A-TR Part Details
SMBJ20A-TR	STMicroelectronics	SMBJ Series 23.4 V Uni-Directional Surface Mount TVS Diode - SMB RoHS: Compliant pbFree: Yes Min Qty: 12500 Package Multiple: 2500 Container: Reel SMBJ20A-TR Part Details	0 Reel	62500 $0.0597 37500 $0.0618 12500 $0.0642 7500 $0.0654 2500 $0.0679	$0.0597 / $0.0679	Buy Now SMBJ20A-TR Part Details
SMBJ20A-TR	STMicroelectronics	SMBJ Series 23.4 V Uni-Directional Surface Mount TVS Diode - SMB RoHS: Compliant pbFree: Yes Min Qty: 15000 Package Multiple: 2500 Container: Reel SMBJ20A-TR Part Details	0 Reel	62500 $0.0597 37500 $0.0618 12500 $0.0642 7500 $0.0654 2500 $0.0679	$0.0597 / $0.0679	Buy Now SMBJ20A-TR Part Details

Top of Page ↑

Verical Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR DISTI # 80042724	STMicroelectronics	Diode TVS Single Uni-Dir 20V 600W 2-Pin SMB T/R Min Qty: 5000 Package Multiple: 2500 Date Code: 2251 SMBJ20A-TR Part Details	Americas - 10000	62500 $0.1195 50000 $0.1207 25000 $0.1219 12500 $0.1232 10000 $0.1244 5000 $0.1257	$0.1195 / $0.1257	Buy Now SMBJ20A-TR Part Details
SMBJ20A-TR DISTI # 76085648	STMicroelectronics	Diode TVS Single Uni-Dir 20V 600W 2-Pin SMB T/R Min Qty: 2500 Package Multiple: 2500 Date Code: 2348 SMBJ20A-TR Part Details	Americas - 10000	50000 $0.1165 10000 $0.1193 2500 $0.1206	$0.1165 / $0.1206	Buy Now SMBJ20A-TR Part Details
SMBJ20A-TR DISTI # 65172352	STMicroelectronics	Diode TVS Single Uni-Dir 20V 600W 2-Pin SMB T/R Min Qty: 97 Package Multiple: 1 Date Code: 2246 SMBJ20A-TR Part Details	Americas - 3000	3000 $0.1270 1000 $0.1300 500 $0.1330 250 $0.1360 100 $0.1374 97 $0.1969	$0.1270 / $0.1969	Buy Now SMBJ20A-TR Part Details

Top of Page ↑

Bristol Electronics

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR	Vishay Semiconductors	SMBJ20A-TR Part Details	1375			RFQ SMBJ20A-TR Part Details
SMBJ20A-TR	STMicroelectronics	Min Qty: 12 SMBJ20A-TR Part Details	1565	1113 $0.0900 224 $0.1350 35 $0.2250 12 $0.4500	$0.0900 / $0.4500	Buy Now SMBJ20A-TR Part Details

Top of Page ↑

TTI ECIA (NEDA) Member • Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A/TR7 DISTI # SMBJ20A/TR7	YAGEO Corporation	ESD Suppressors / TVS Diodes BID Wkg20V 1CH SMD DO214AA2 Bkdn22.2V RoHS: Compliant pbFree: Pb-Free Min Qty: 500 Package Multiple: 500 Container: Reel SMBJ20A/TR7 Part Details	Americas - 50000 In Stock	500 $0.1260 1000 $0.0930 2500 $0.0790 5000 $0.0750	$0.0750 / $0.1260	Buy Now SMBJ20A/TR7 Part Details
SMBJ20A/TR13 DISTI # SMBJ20A/TR13	YAGEO Corporation	ESD Suppressors / TVS Diodes SMBJ DO-214AA 20V 32.4V RoHS: Compliant pbFree: Pb-Free Min Qty: 30000 Package Multiple: 3000 Container: Reel SMBJ20A/TR13 Part Details	Americas - 0	30000 $0.0440 75000 $0.0430	$0.0430 / $0.0440	Buy Now SMBJ20A/TR13 Part Details
1.5SMBJ20A DISTI # 1.5SMBJ20A	Bourns Inc	ESD Suppressors / TVS Diodes DIO TVS VRWM 20V 1500W UNIDIR SMB RoHS: Compliant pbFree: Pb-Free Min Qty: 12000 Package Multiple: 3000 Container: Reel 1.5SMBJ20A Part Details	Americas - 0	12000 $0.2200 30000 $0.2160	$0.2160 / $0.2200	Buy Now 1.5SMBJ20A Part Details

Top of Page ↑

Quest Components

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR	STMicroelectronics	TRANS VOLTAGE SUPPRESSOR DIODE, 4000W, 20V V(RWM), UNIDIRECTIONAL, 1 ELEMENT, SILICON, DO-214AA SMBJ20A-TR Part Details	1780	429 $0.0841 72 $0.1168 1 $0.1868	$0.0841 / $0.1868	Buy Now SMBJ20A-TR Part Details
SMBJ20A-TR	STMicroelectronics	TRANS VOLTAGE SUPPRESSOR DIODE, 4000W, 20V V(RWM), UNIDIRECTIONAL, 1 ELEMENT, SILICON, DO-214AA SMBJ20A-TR Part Details	1252	279 $0.1200 34 $0.1800 1 $0.6000	$0.1200 / $0.6000	Buy Now SMBJ20A-TR Part Details
SMBJ20A-TR	Vishay Semiconductors	TRANS VOLTAGE SUPPRESSOR DIODE, 4000W, 20V V(RWM), UNIDIRECTIONAL, 1 ELEMENT, SILICON, DO-214AA SMBJ20A-TR Part Details	1100	445 $0.3600 112 $0.4500 1 $0.9000	$0.3600 / $0.9000	Buy Now SMBJ20A-TR Part Details
SMBJ20AT/R	Vishay Semiconductors	600 W, UNIDIRECTIONAL, SILICON, TVS DIODE, DO-214AA SMBJ20AT/R Part Details	750	279 $0.1440 45 $0.1800 1 $0.2700	$0.1440 / $0.2700	Buy Now SMBJ20AT/R Part Details

Top of Page ↑

Avnet Americas Authorized Distributor

Part #	Manufacturer	Description	Price	Price Range	Buy
SMBJ20A-TR DISTI # SMBJ20A-TR	STMicroelectronics	Diode TVS Single Uni-Dir 20V 600W 2-Pin SMB T/R - Tape and Reel (Alt: SMBJ20A-TR) RoHS: Compliant Min Qty: 12500 Package Multiple: 2500 Lead time: 21 Weeks, 0 Days Container: Reel SMBJ20A-TR Part Details	12500 $0.0678	$0.0678	Buy Now SMBJ20A-TR Part Details
SMBJ20A/TR13 DISTI # SMBJ20A/TR13	YAGEO Corporation	Transient Voltage Suppressor Uni-Directional 20V 600W 2-Pin DO-214AA T/R - Tape and Reel (Alt: SMBJ20A/TR13) RoHS: Compliant Min Qty: 30000 Package Multiple: 3000 Container: Reel SMBJ20A/TR13 Part Details			RFQ SMBJ20A/TR13 Part Details
SMBJ20A DISTI # SMBJ20A/TR7	YAGEO Corporation	Diode TVS Single Uni-Dir 20V 600W 2-Pin DO-214AA T/R - Tape and Reel (Alt: SMBJ20A/TR7) RoHS: Compliant Min Qty: 5000 Package Multiple: 500 Container: Reel SMBJ20A Part Details			RFQ SMBJ20A Part Details

Top of Page ↑

TME ECIA Member • Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR DISTI # SMBJ20A	STMicroelectronics	Diode: TVS, 600W, 23.4V, 19.4A, unidirectional, SMB, reel,tape Min Qty: 1 SMBJ20A-TR Part Details	2539	10000 $0.0990 5000 $0.1120 2500 $0.1210 1000 $0.1360 500 $0.1790 250 $0.2080 100 $0.2260 25 $0.2920 10 $0.3280 1 $0.4000	$0.0990 / $0.4000	Buy Now SMBJ20A-TR Part Details
SMBJ20ATR DISTI # SMBJ20ATR-SMC	SMC Diode Solutions	Diode: TVS, 0.6kW, 22.2÷24.5V, 18.6A, unidirectional, SMB, reel Min Qty: 5 SMBJ20ATR Part Details	0	12000 $0.0570 3000 $0.0660 500 $0.0736 100 $0.0831 25 $0.0925 5 $0.1760	$0.0570 / $0.1760	RFQ SMBJ20ATR Part Details

Top of Page ↑

Sensible Micro Corporation

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR DISTI # SMC-SMBJ20A-TR	STMicroelectronics	OEM Excess 5-7 Days Leadtime, We are an AS6081 Certified Vendor, 1 Yr Warranty RoHS: Not Compliant Min Qty: 25 Lead time: 2 Weeks, 0 Days SMBJ20A-TR Part Details	2473			RFQ SMBJ20A-TR Part Details

Top of Page ↑

Rutronik

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A/TR13 DISTI # DTRL12448	YAGEO Corporation	TVS-DIODE BI 0,6KW 20V SMB RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Container: Reel SMBJ20A/TR13 Part Details	Stock DE - 12000 Stock HK - 0 Stock US - 0 Stock SG - 0	3000 $0.0619 6000 $0.0592 9000 $0.0579 12000 $0.0548 21000 $0.0521	$0.0521 / $0.0619	Buy Now SMBJ20A/TR13 Part Details

Top of Page ↑

LCSC

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR	STMicroelectronics	19.4A 600W 32.4V 22.2V Unidirectional 20V SMB(DO-214AA) Electrostatic and Surge Protection (TVS/ESD) ROHS SMBJ20A-TR Part Details	1	100 $0.1733 30 $0.1946 10 $0.2117 1 $0.2515	$0.1733 / $0.2515	Buy Now SMBJ20A-TR Part Details

Top of Page ↑

Ozdisan Elektronik Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A/TR7	YAGEO Corporation	DIODE TVS 600W 20V DO214AA (SMB) SMT SMBJ20A/TR7 Part Details	0	500 $0.0693 5 $0.0846	$0.0693 / $0.0846	RFQ SMBJ20A/TR7 Part Details
SMBJ20A/TR13	YAGEO Corporation	DIODE TVS 600W 20V DO214AA (SMB) SMT SMBJ20A/TR13 Part Details	0	3000 $0.0751 5 $0.0916	$0.0751 / $0.0916	RFQ SMBJ20A/TR13 Part Details

Top of Page ↑

Avnet Abacus Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A/TR7 DISTI # SMBJ20A/TR7	YAGEO Corporation	Diode TVS Single Uni-Dir 20V 600W 2-Pin DO-214AA T/R (Alt: SMBJ20A/TR7) RoHS: Compliant Min Qty: 5000 Package Multiple: 500 Lead time: 34 Weeks, 0 Days SMBJ20A/TR7 Part Details	Abacus - 500			Buy Now SMBJ20A/TR7 Part Details

Top of Page ↑

EBV Elektronik Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR DISTI # SMBJ20A-TR	STMicroelectronics	Diode TVS Single Uni-Dir 20V 600W 2-Pin SMB T/R (Alt: SMBJ20A-TR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 22 Weeks, 0 Days SMBJ20A-TR Part Details	EBV - 7500			Buy Now SMBJ20A-TR Part Details

Top of Page ↑

Avnet Silica Authorized Distributor

Part #	Manufacturer	Description	Stock	Price	Price Range	Buy
SMBJ20A-TR DISTI # SMBJ20A-TR	STMicroelectronics	Diode TVS Single Uni-Dir 20V 600W 2-Pin SMB T/R (Alt: SMBJ20A-TR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 17 Weeks, 0 Days SMBJ20A-TR Part Details	Silica - 25000			Buy Now SMBJ20A-TR Part Details

smbj20a-tr price and stock

Authorized Distributors

Independent Distributors

Newark Authorized Distributor

DigiKey ECIA (NEDA) Member • Authorized Distributor

Avnet Americas Authorized Distributor

Mouser Electronics ECIA (NEDA) Member • Authorized Distributor

Arrow Electronics Authorized Distributor

STMicroelectronics Direct Manufacturer

Future Electronics ECIA (NEDA) Member • Authorized Distributor

Verical Authorized Distributor

Bristol Electronics

TTI ECIA (NEDA) Member • Authorized Distributor

Quest Components

Avnet Americas Authorized Distributor

TME ECIA Member • Authorized Distributor

Sensible Micro Corporation

Rutronik

LCSC

Ozdisan Elektronik Authorized Distributor

Avnet Abacus Authorized Distributor

EBV Elektronik Authorized Distributor

Avnet Silica Authorized Distributor

Associated Part Details

Most Popular Transient Suppressors

Most Popular Part Numbers