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Power Management IC Series for Automotive Body Control

ROHM's power management ICs, designed for automotive body applications, integrate regulators that supply voltage to microcontrollers in equipment such as ITS (Intelligent Transport System), body control, and AV, watchdog timer voltage detector ICs that monitor the microcontroller, power supplies for hybrid systems, and LED drivers. All models feature high reliability and low power consumption for longer battery life.



High Voltage LDO Regulator
The Regulator Quick Search

The Regulator Quick Search searches from among the series listed below.
3-pin regulators, LDO regulators, secondary LDO regulators, CMOS LDO regulators (for portables), switching regulators with built-in FET, switching regulator controllers (compatible with external high-current FETs), power supply ICs for PCs, and powre supply ICs for flat panel TVs, Power Management ICs for Automotive Body Control

Power Management IC Series for Automotive Body Control

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High Voltage LDO Regulator

Part No. Output voltage
(V)		 Output voltage precision
(%)		 output current
(A)		 Salutation voltage ： lo=200mA(typ.)
(V)		 Max. voltage
(V)		 Circuit current
(uA)		 Operating tempter
(℃)		 Package RoHS Distribution
Inventory
Reset
BD3570FP 3.3 ±2 0.5 - 50 30 -40 to 125 TO252-3 Yes
BD3570HFP 3.3 ±2 0.5 - 50 30 -40 to 125 HRP5 Yes
BD3571FP 5 ±2 0.5 0.25 50 30 -40 to 125 TO252-3 Yes
BD3571HFP 5 ±2 0.5 0.25 50 30 -40 to 125 HRP5 Yes
BD3572FP Variable ±2 0.5 0.25 50 30 -40 to 125 TO252-5 Yes
BD3572HFP Variable ±2 0.5 0.25 50 30 -40 to 125 HRP5 Yes
BD3573FP 3.3 ±2 0.5 - 50 30 -40 to 125 TO252-5 Yes
BD3573HFP 3.3 ±2 0.5 - 50 30 -40 to 125 HRP5 Yes
BD3574FP 5 ±2 0.5 0.25 50 30 -40 to 125 TO252-5 Yes
BD3574HFP 5 ±2 0.5 0.25 50 30 -40 to 125 HRP5 Yes
BD3575FP Variable ±2 0.5 0.25 50 30 -40 to 125 TO252-5 Yes
BD3575HFP Variable ±2 0.5 0.25 50 30 -40 to 125 HRP5 Yes
BD3650FP-M 5.0 ±2 0.3 0.2 36 500 -40 to 125 TO252-3 Yes

 



Voltage Detector ICs with Watchdog Timer

Part No. Detection voltage
(V)		 Voltage detection precision＊
(%)		 Output type INH mode(Active) Output current
(mA)		 Reset active voltage range
(V)		 WDT active voltage range
(V)		 Circuit current
(uA)		 Operating tempter
(℃)		 Package RoHS Distribution
Inventory
Reset
BD37A19FVM 1.9 ±1.5% N-channel open drain H 0.7 1.0 to 10.0 2.5 to 10.0 5 -40 to 105 MSOP8 Yes
BD37A41FVM 4.1 ±1.5% N-channel open drain H 0.7 1.0 to 10.0 2.5 to 10.0 5 -40 to 105 MSOP8 Yes
BD87A28FVM 2.8 ±1.5% N-channel open drain L 0.7 1.0 to 10.0 2.5 to 10.0 5 -40 to 105 MSOP8 Yes
BD87A29FVM 2.9 ±1.5% N-channel open drain L 0.7 1.0 to 10.0 2.5 to 10.0 5 -40 to 105 MSOP8 Yes
BD87A34FVM 3.4 ±1.5% N-channel open drain L 0.7 1.0 to 10.0 2.5 to 10.0 5 -40 to 105 MSOP8 Yes
BD87A41FVM 4.1 ±1.5% N-channel open drain L 0.7 1.0 to 10.0 2.5 to 10.0 5 -40 to 105 MSOP8 Yes
BD99A41F 4.1 ±1.5% N-channel open drain H 0.7 1.0 to 10.0 2.5 to 10.0 5 -40 to 105 SOP8 Yes

 



Regulator with Voltage Detector IC

Part No. LDO Voltage detector Maximum voltage
(V)		 Circuit
current
(uA)		 Package RoHS Distribution
Inventory
Output voltage(V) Output voltage precision(%) output current(A) Salutation voltage ： lo=100mA(V) Detection voltage(V) Voltage detection precision(%)
Reset
BD3951F 5 ±2 0.15 0.31(Io=100mA) Variable (at RADJ open:4.7) ±2 36 135 SOP8 Yes
BD3004HFP 5 ±2 0.5 0.78(Io=200mA) Variable (at Vs open:4.1V) ±2 50 80 HRP7 Yes
BD3005HFP 5 ±2 0.5 0.78(Io=200mA) 4.5 ±2 50 80 HRP7 Yes
BD3010AFV-M 5 ±2 0.2 0.25(Io=150mA) Variable (RADJ open:4.25V) ±3 50 80 SSOP-B20 Yes
BD3021HFP-M 5 ±2 0.5 0.3(Io=200mA) 4.5 ±2 50 80 HRP7 Yes

 



Voltage Tracker

Part No. Supply Voltage
(V)		 Offset Voltage
(mV)		 Output Current
(A)		 Maximum Voltage
(V)		 Circuit current
(μA)		 Operating
temperature
(℃)		 Package RoHS Distribution
Inventory
BD3925FP-C 4.5 to 36 ±15 0.5 50 45 -40 to 125 TO252-5 Yes
BD3925HFP-C 4.5 to 36 ±15 0.5 50 45 -40 to 125 HRP5 Yes

 



LED Drivers for Automotive Light

Part No. Supply
voltage
(V)		 Application Channel
Number
(ch)		 Max. Input
voltage
(V)		 Max. IOUT
(mA)		 Dimmer
mode		 Auccuracy
of current		 DC / DC Package RoHS Distribution
Inventory
BD8372EFJ-M 5.5 to 40.0 Turn/Rear 1 50 200 High Current / Low Current ±3%(Ta=25ºC) - HTSOP-J8 Yes
BD8372HFP-M 5.5 to 40.0 Turn/Rear 1 50 200 High Current / Low Current ±3%(Ta=25ºC) - HRP7 Yes
BD8381EFV-M 5.0 to 30.0 Head lamp / DRL 1 50 Depend on Extra Res. PWM / DC ±5%
(Ta=-40ºC to 125ºC)		 Buck-Boost, Boost, Buck HTSSOP-B28 Yes

 



LED Indicator Driver

Part No. Supply voltage
(V)		 output current
(mA)		 Number of input Output type Maximum voltage
(V)		 Operating tempter
(℃)		 Package RoHS Distribution
Inventory
BD8105FV 4.5 to 5.5 50 5 12 Open Drain 35 to -40 SSOP-B20W Yes

 



White Backlight LED Drivers

Part No. Supply voltage
(V)		 LEDs rectifier system Output voltage
(V)		 Output current
(ｍA)		 Brightness control Operating tempter Package RoHS Distribution
Inventory
BD8119FM-M 5.0 to 30 Max 28 (7x4) External SBD 36 Max. 150 (Per1 line) PWM control -40 to 95 HSOP-M28 Yes
BD8112EFV-M 5.0 to 30 Max 20 (10x2) External SBD 36 Max. 150 (Per1 line) PWM control -40 to 105 HTSSOP-B24 Yes

 



Motor Driver

Part No. Maximum voltage
(V)		 Circuit current ON threshold voltage
(Upper+lower)
(V)		 Protection Monitor Pin Operating
temperature
(℃)		 Package RoHS Distribution
Inventory
Standby
（μA）		 Operating mode
（mA)
BD6941FM 50 0 3 0.84 Open Drain -40 to 105 HSOP-M36 Yes

 



Antenna Driver

Part No. Supply
voltage
(V)		 Circuit current
(Standby)
(μA)		 Circuit current
(Active)
(mA)		 Output ON Duty Operating temperature
(℃)		 Package RoHS Distribution
Inventory
Vcc=3.5V
(%)		 Vcc=4.0V
(%)		 Vcc=7.0V
(%)
BD6934FV 3.5 8.0 0 3.5 9.2 15 49 SSOP-B16 Yes