BD6941FM_15 Datasheet, PDF (1/17 Pages) Rohm – Automotive 1ch H Bridge Driver

Datasheet
Motor/Actuator Drivers DC Brush Motor Series
Automotive 1ch H Bridge Driver (50V Max)
BD6941FM
General Description
BD6941FM is a reversible motor driver with an output
current of 1.25A (1Motor). It can control a DC motor in
four modes: Forward, Reverse, Standby, and Brake,
using two control logic inputs.
Key Specifications
 Input Supply Voltage Range:
 Output ON Resistor(Total):
 Output Current:
 Operating Temperature Range:
8.0V to 16V
0.84Ω(Typ)
1.25A(Max)
-40°C to +105°C
Features
 1ch DMOS H Bridge Output
 Four Output States (Forward, Reverse, Standby,
and Brake) through two Control Logic
 Low Standby Current
 Built-in Output Counter-Electromotive Force
Absorption Diode
 Over-Current Protection with Timer (OVP)
 Over Voltage Detection (Switch OFF)
 TSD Detects Junction Temperature and Circuitry
Switches OFF the Outputs at High Temperature.
 Built-in Over-Current Protection Monitor Pin (PO)
Package
HSOP-M36
W (Typ) x D (Typ) x H (Max)
18.50mm x 9.90mm x 2.40mm
Applications
Onboard Devices (Vehicle Equipment, etc.)
Typical Application Circuit and Block Diagram
M
N.C. 1
N.C. 2
N.C. 3
N.C. ⁴
N.C ₅
.
N.C. 6
SGND 7
MN ₈
MN ⁹
OVER
VOLTAGE
PROTECTION
OVER _-
CURRENT
PROTECTION
VCC
10
VCC ¹¹
N.C. 12
TSD
CONTROL
LOGIC
N.C. ₁₃
N.C. 14
N.C. 15 _PROTECTION
N.C. 16 MONITOR
SGND ₁₇
PO
18
36 N.C.
35 N.C.
34 ^N.C.
33 ^N.C.
32 N.C.
31 PGND
30 PGND
29 ^MP
28
MP
27 ^N.C.
26 N.C.
25 N.C.
24 N.C.
23 ^N.C.
22 N.C.
21 SGND
20 ^INN
19 ^INP
○Product structure：Silicon monolithic integrated circuit
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© 2015 ROHM Co., Ltd. All rights reserved.
TSZ22111・14・001
○This product has no designed protection against radioactive rays
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TSZ02201-0H5H0BK01280-1-2
06.Nov.2015 Rev.001