Power Circuits
LM3281YFQR
Texas Instruments
Description: 3.3-V, 1.2-A, 6-MHz Mini Step-Down DC-DC Converter 6-DSBGA -30 to 90

Overview of LM3281YFQR by Texas Instruments

Note: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Where used in Applications: Energy and Power Systems

Available Datasheets

Part # Manufacturer Description Datasheet
LM3281YFQR Texas Instruments 3.3-V, 1.2-A, 6-MHz Mini Step-Down DC-DC Converter 6-DSBGA -30 to 90

Price & Stock for LM3281YFQR by Texas Instruments

Part # Manufacturer Description Stock Price Buy
DISTI # 296-40185-1-ND
DigiKey IC REG BUCK 3.3V 1.2A 6DSBGA Min Qty: 1 Lead time: 12 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 3804
In Stock
  • 1 $1.7200
  • 10 $1.2140
  • 25 $1.0880
  • 100 $0.9495
  • 250 $0.8833
  • 500 $0.8434
  • 1,000 $0.8105
  • 3,000 $0.7699
  • 6,000 $0.7501
  • 9,000 $0.7401
$0.7401 / $1.7200 Buy Now
DISTI # 595-LM3281YFQR
Mouser Electronics Switching Voltage Regulators LM3281 3.3-V, 1.2-A, 6-MHz DC-DC RoHS: Compliant 4576
  • 1 $1.6100
  • 10 $1.3700
  • 100 $1.1600
  • 250 $1.0900
  • 500 $0.9520
  • 1,000 $0.7890
  • 3,000 $0.6990
  • 6,000 $0.6940
  • 9,000 $0.6920
$0.6920 / $1.6100 Buy Now
LCSC Step-down type Fixed 3.3V 3V5.5V 1.2A DSBGA-6 DC-DC Converters ROHS 116
  • 1 $1.4402
  • 10 $1.2313
  • 30 $1.1167
  • 100 $0.9879
  • 500 $0.8701
  • 1,000 $0.8450
$0.8450 / $1.4402 Buy Now
Win Source Electronics IC REG BCK 3.3V 1.2A SYNC 6DSBGA 17000
  • 22 $2.3320
  • 53 $1.9140
  • 81 $1.8540
  • 112 $1.7940
  • 145 $1.7340
  • 193 $1.5550
$1.5550 / $2.3320 Buy Now

CAD Models for LM3281YFQR by Texas Instruments
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Part Data Attributes for LM3281YFQR by Texas Instruments

LM3281YFQR
Texas Instruments
-
-
Pbfree Code
Yes
Rohs Code
Yes
Part Life Cycle Code
Active
Ihs Manufacturer
TEXAS INSTRUMENTS INC
Package Description
DSBGA-6
Reach Compliance Code
compliant
ECCN Code
EAR99
Samacsys Manufacturer
Texas Instruments
Analog IC - Other Type
SWITCHING REGULATOR
Control Mode
VOLTAGE-MODE
Control Technique
PULSE WIDTH MODULATION
Input Voltage-Max
5.5 V
Input Voltage-Min
3 V
Input Voltage-Nom
3.8 V
JESD-30 Code
R-PBGA-B6
JESD-609 Code
e1
Length
1.435 mm
Moisture Sensitivity Level
1
Number of Functions
1
Number of Outputs
1
Number of Terminals
6
Operating Temperature-Max
90 °C
Operating Temperature-Min
-30 °C
Output Current-Max
1.2 A
Output Voltage-Max
3.3 V
Output Voltage-Min
3.3 V
Output Voltage-Nom
3.3 V
Package Body Material
PLASTIC/EPOXY
Package Code
VFBGA
Package Shape
RECTANGULAR
Package Style
GRID ARRAY, VERY THIN PROFILE, FINE PITCH
Peak Reflow Temperature (Cel)
260
Seated Height-Max
0.675 mm
Surface Mount
YES
Switcher Configuration
BUCK
Switching Frequency-Max
6600 kHz
Temperature Grade
OTHER
Terminal Finish
TIN SILVER COPPER
Terminal Form
BALL
Terminal Pitch
0.4 mm
Terminal Position
BOTTOM
Time@Peak Reflow Temperature-Max (s)
30
Width
1.16 mm
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  1. LM3281YFQR
    Texas Instruments
    3.3-V, 1.2-A, 6-MHz Mini Step-Down DC-DC Converter 6-DSBGA -30 to 90
    VS

Alternate Parts for LM3281YFQR

This table gives cross-reference parts and alternative options found for LM3281YFQR. 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 LM3281YFQR, 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 Description Manufacturer Compare
LM3281YFQT LM3281 3.3-V, 1.2-A, 6-MHz Mini Step-Down DC-DC Converter 6-DSBGA -30 to 90 Texas Instruments LM3281YFQR vs LM3281YFQT
Part Number Description Manufacturer Compare
LM3281YFQT LM3281 3.3-V, 1.2-A, 6-MHz Mini Step-Down DC-DC Converter 6-DSBGA -30 to 90 Texas Instruments LM3281YFQR vs LM3281YFQT
FAN53601UC182X 6MHz, 600mA / 1A Synchronous Buck Regulator, 3000-REEL onsemi LM3281YFQR vs FAN53601UC182X
MIC23030-FYMT-TR 1A SWITCHING REGULATOR, 8000kHz SWITCHING FREQ-MAX, PDSO6 Microchip Technology Inc LM3281YFQR vs MIC23030-FYMT-TR

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