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BD3941T-E2

Description
Fixed Positive LDO Regulator, 5V, 0.9V Dropout, ROHS COMPLIANT, TO-220, 3 PIN
CategoryPower/power management    The power supply circuit   
File Size661KB,9 Pages
ManufacturerROHM Semiconductor
Websitehttps://www.rohm.com/
Download Datasheet Parametric View All

BD3941T-E2 Overview

Fixed Positive LDO Regulator, 5V, 0.9V Dropout, ROHS COMPLIANT, TO-220, 3 PIN

BD3941T-E2 Parametric

Parameter NameAttribute value
MakerROHM Semiconductor
Objectid1784060478
Parts packaging codeSFM
package instructionROHS COMPLIANT, TO-220, 3 PIN
Contacts3
Reach Compliance Codecompliant
ECCN codeEAR99
compound_id6840465
Maximum drop-back voltage 10.9 V
Maximum input voltage25 V
Minimum input voltage6.2 V
JESD-30 codeR-XSFM-T3
Number of functions1
Number of terminals3
Working temperatureTJ-Max150 °C
Maximum output current 10.2 A
Maximum output voltage 15.1 V
Minimum output voltage 14.8 V
Nominal output voltage 15 V
Package body materialUNSPECIFIED
Package shapeRECTANGULAR
Package formFLANGE MOUNT
Certification statusNot Qualified
Regulator typeFIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
surface mountNO
Terminal formTHROUGH-HOLE
Terminal locationSINGLE
TECHNICAL NOTE
Power Management LSI Series for Automotive Body Control
High temperature
operating
LDO Regulator
BD3940FP, BD3941FP/HFP/T
Now available
Description
BD394□FP Series regulators feature a high 36 V breakdown voltage and are compatible with onboard vehicle microcontrollers. They offer
an output current of 500 mA while limiting dark current to 30
µA
(TYP). The series supports the use of ceramic capacitors as output phase
compensation capacitors. Since the ICs use P-channel DMOS output transistors, increased loads do not result in increased total supply
current. BD394□FP Series is ideal for lowering current consumption and costs in battery direct-coupled systems.
Features
1) Super-low dark current: 30
µA
(Typ.)
2) Low-saturation voltage type P-channel DMOS output transistors
Output on resistance: 1.6
(Typ.)
3) High precision output voltage: 5 V
±2%
(Ta = 25°C) / Iomax = 500 mA
4) Low-ESR ceramic capacitors can be used as output capacitors
5) Vcc power supply voltage = 36 V / Peak power supply voltage = 50 V (tr
1 ms, tH
200 ms)
6) Built-in over current protection circuit and thermal shutdown circuit
7) TO252-3/HRP-5/TO220FP-3 package
Applications
Vehicle equipment, car stereos, satellite navigation systems, etc.
Product line
Model
Output voltage
BD3940FP
3.3 V
BD3941FP/HFP/T
5.0 V
Absolute maximum ratings
(Ta = 25°C)
Parameter
Power supply voltage
Output current
Power dissipation
Symbol
Vcc
Io
Pd
Limit
36
*1
500
1.2
*2
1.6
*3
2.0
*4
Operating temperature range
Storage temperature range
Peak power supply voltage
Maximum junction temperature
Topr
Tstg
Vcc Peak
Tjmax
−40
to +125
−55
to +150
50
*5
150
°C
°C
V
°C
W
Unit
V
mA
* 1Not to exceed Pd.
*2 For TO252-3, reduced by 9.6 mW/°C over 25°C, when mounted on a glass epoxy board (70 mm
×
70 mm
×
1.6 mm).
*3 Reduced by 12.8 mW/°C over 25°C, when mounted on a glass epoxy board (70 mm
×
70 mm
×
1.6 mm).
*4 For TO220FP-3, reduced by 16.0 mW/°C over 25°C.
*5 Application time 200 ms or shorter. (tr
1 ms)
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