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Power Circuits / Linear Regulator ICs / UA78M33CDCYR
Datasheets
UA78M33CDCYR by: Texas Instruments

500mA 35V linear voltage regulator 4-SOT-223 0 to 125

Part Details for UA78M33CDCYR by Texas Instruments

Results Overview of UA78M33CDCYR by Texas Instruments

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UA78M33CDCYR Information

UA78M33CDCYR by Texas Instruments is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for UA78M33CDCYR

Part # Distributor Description Stock Price Buy
DISTI # 33AH5474
Newark Ldo, Fixed, 3.3V, 0.5A, Sot-223-4 Rohs Compliant: Yes |Texas Instruments UA78M33CDCYR RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape 1701
  • 1 $0.7960
  • 10 $0.7650
  • 25 $0.7330
  • 50 $0.7060
  • 100 $0.6800
  • 250 $0.6620
  • 500 $0.6490
  • 1,000 $0.6410
$0.6410 / $0.7960 Buy Now
Bristol Electronics   4044
RFQ
Bristol Electronics   1495
RFQ
DISTI # UA78M33CDCYR
TME IC: voltage regulator, linear,fixed, 3.3V, 0.5A, SOT223, SMD, ±3% Min Qty: 1 1303
  • 1 $0.5260
  • 5 $0.3470
  • 25 $0.3050
  • 100 $0.2740
  • 250 $0.2310
  • 1,000 $0.2130
$0.2130 / $0.5260 Buy Now
Ameya Holding Limited POSITIVE-VOLTAGE REGULATORS 421138
RFQ
DISTI # SMC-UA78M33CDCYR
Sensible Micro Corporation Standard Regulator Pos 3.3V 0.5A 4-Pin(3+Tab) Sot-223 T/R RoHS: Compliant Min Qty: 25 Lead time: 0 Weeks, 1 Days Date Code: 07+ Container: Tape & Reel 2488
  • 100 $0.1723
  • 500 $0.1679
  • 1,000 $0.1590
$0.1590 / $0.1723 RFQ
DISTI # SMC-UA78M33CDCYR
Sensible Micro Corporation Ic Pos Volt Reg Fx 3.3V Sot223-4 RoHS: Compliant Min Qty: 25 Lead time: 0 Weeks, 1 Days Container: Tape & Reel 300
  • 100 $0.1723
  • 500 $0.1679
  • 1,000 $0.1590
$0.1590 / $0.1723 RFQ
Chip-Germany GmbH   RoHS: Not Compliant 28
RFQ
DISTI # C1S746203673037
Chip1Stop Standard Regulator Pos 3.3V 0.5A 4-Pin(3+Tab) SOT-223 T/R RoHS: Compliant pbFree: Yes Container: Cut Tape 2341
  • 5 $0.1830
  • 50 $0.1820
  • 100 $0.1810
  • 1,000 $0.1790
$0.1790 / $0.1830 Buy Now
CHIPMALL.COM LIMITED 80dB@120Hz 500mA Fixed 3.3V Positive electrode 25V SOT-223 Voltage Regulators - Linear, Low Drop Out LDO Regulators ROHS 1298
  • 1 $0.4451
  • 10 $0.3620
  • 30 $0.3264
  • 100 $0.2819
  • 500 $0.2463
  • 1,000 $0.2344
$0.2344 / $0.4451 Buy Now
Component Electronics, Inc IN STOCK SHIP TODAY 1068
  • 1 $0.7700
  • 100 $0.5800
  • 1,000 $0.5000
$0.5000 / $0.7700 Buy Now
LCSC 80dB(120Hz) 500mA Fixed 3.3V Positive electrode 25V SOT-223 Voltage Regulators - Linear Low Drop Out (LDO) Regulators ROHS 1000
  • 1 $0.4604
  • 10 $0.3757
  • 30 $0.3388
  • 100 $0.2926
  • 500 $0.2556
  • 1,000 $0.2433
$0.2433 / $0.4604 Buy Now
Win Source Electronics IC REG LDO 3.3V 0.5A SOT223 29830
  • 170 $0.2947
  • 365 $0.2757
  • 565 $0.2662
  • 810 $0.2472
  • 1,055 $0.2377
  • 1,315 $0.2282
$0.2282 / $0.2947 Buy Now

Part Details for UA78M33CDCYR

UA78M33CDCYR CAD Models

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UA78M33CDCYR Part Data Attributes

Parametric Data
UA78M33CDCYR Texas Instruments
Buy Now Datasheet
Compare Parts:
UA78M33CDCYR Texas Instruments 500mA 35V linear voltage regulator 4-SOT-223 0 to 125
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOT-223
Package Description SOT-223, 4 PIN
Pin Count 4
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Adjustability FIXED
Dropout Voltage1-Nom 2 V
Input Voltage Absolute-Max 35 V
Input Voltage-Max 30 V
Input Voltage-Min 5.3 V
JESD-30 Code R-PDSO-G4
JESD-609 Code e3
Length 6.5 mm
Line Regulation-Max 0.1%
Load Regulation-Max 0.1%
Moisture Sensitivity Level 2
Number of Functions 1
Number of Outputs 1
Number of Terminals 4
Operating Temperature TJ-Max 125 °C
Operating Temperature TJ-Min
Operating Temperature-Max 125 °C
Operating Temperature-Min
Output Current1-Max 0.5 A
Output Voltage1-Max 3.5 V
Output Voltage1-Min 3.1 V
Output Voltage1-Nom 3.3 V
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOT-223
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Packing Method TR
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Regulator Type FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR
Seated Height-Max 1.8 mm
Surface Mount YES
Technology BIPOLAR
Terminal Finish Matte Tin (Sn)
Terminal Form GULL WING
Terminal Pitch 2.3 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Voltage Tolerance-Max 6%
Width 3.5 mm

Alternate Parts for UA78M33CDCYR

This table gives cross-reference parts and alternative options found for UA78M33CDCYR. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of UA78M33CDCYR, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
UA78M33CDCYRG3 Texas Instruments Check for Price 500mA 35V linear voltage regulator 4-SOT-223 0 to 125 UA78M33CDCYR vs UA78M33CDCYRG3
UA78M33CDCYG3 Texas Instruments Check for Price 500mA 35V linear voltage regulator 4-SOT-223 0 to 125 UA78M33CDCYR vs UA78M33CDCYG3
UA78M33CDCY Texas Instruments $0.4546 500mA 35V linear voltage regulator 4-SOT-223 0 to 125 UA78M33CDCYR vs UA78M33CDCY

Resources and Additional Insights for UA78M33CDCYR

Reference Designs related to UA78M33CDCYR

UA78M33CDCYR Related Parts

UA78M33CDCYR Frequently Asked Questions (FAQ)

  • The UA78M33CDCYR can handle input voltages up to 35V, but it's recommended to keep the input voltage at least 2V above the output voltage to ensure proper regulation.

  • To ensure stability, make sure to use a minimum output capacitance of 10uF, and an ESR (Equivalent Series Resistance) of less than 5 ohms. Additionally, keep the input and output capacitors close to the regulator to minimize parasitic inductance.

  • The UA78M33CDCYR can provide up to 500mA of output current, but this may vary depending on the input voltage, output voltage, and ambient temperature.

  • To prevent overheating, ensure good airflow around the regulator, and consider using a heat sink if the device will be operating at high temperatures or with high input voltages. Also, keep the output current below the maximum rating.

  • Yes, the UA78M33CDCYR is a high-reliability device, but it's essential to follow proper design and manufacturing guidelines to ensure the device operates within its specifications. Additionally, consider using a radiation-hardened version of the device if it will be used in a high-radiation environment.

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