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Rohm Semiconductor Electronic Components Datasheet

BD65491FV Datasheet

Single H-Bridge Driver

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Datasheet
H-Bridge Drivers for DC Brush Motors
Single H-Bridge Driver
High-Speed Switching Type
BD65491FV
General Description
The BD65491FV provides a single H-bridge motor driver
which features wide range of motor power supply
voltage from 1.8V to 16.0V and low power consumption
to switch low ON-Resistance DMOS transistors at high
speed. This small surface mounting package is most
suitable for mobile system, home appliance and various
applications.
Features
Low ON-Resistance Power DMOS Output
Charge Pump-Less with PDMOS High-Side Driver
Selective Switching Speed: 4 Modes
Drive Mode Switch Function
Control Input Voltage Range Fit 1.8V Controller
Under Voltage Locked Out Protection
& Thermal Shut Down Function
Key Specifications
Power Supply Voltage Range:
2.5V to 5.5V
Motor Power Supply Voltage Range: 1.8V to 16.0V
Circuit Current (Open Mode):
0.80mA(Typ)
Stand-By Current:
1μA (Max)
Control Input Voltage Range:
0V to VCCV
Logic Input Frequency:
500kHz(Max)
Minimum Logic Input Pulse Width:
0.2μs(Min)
Turn On Time (TR1=TR2=Low):
150ns(Typ)
Turn Off Time (TR1=TR2=Low):
50ns(Typ)
H-Bridge Output Current (DC):
-1.2A to +1.2A
H-Bridge Output Current (Peak2): -4.0A to +4.0A
Output ON-Resistance (Total):
0.35Ω(Typ)
Operating Temperature Range: -30°C to +85°C
Package
SSOP-B16
W(Typ) x D(Typ) x H(Max)
5.00mm x 6.40mm x 1.35mm
Applications
Mobile System
Home Appliance
Amusement System, etc
Typical Application Circuit
Bypass Filter Capacitor for
Power Supply
Power-Saving
H: Active
L: Stand-by
PS 13
Selectable Switching Speed
Motor Control Input
Selective Drive Mode
H : EN/IN
L : IN/IN
TR1 4
TR2 14
INA 1
INB 2
PWM 3
1µF to 100µF
VCC
15
Power Save TSD & UVLO
BandGap
Logic
Level Shift
&
Pre Driver
H-Bridge
Full ON
16
GND
SSOP-B16
Bypass Filter Capacitor for
Power Supply
1µF to 100µF
5 12
VM
OUTA
10 11
67
OUTB
89
PGND
Product structureSilicon monolithic integrated circuit
www.rohm.com
© 2012ROHM Co., Ltd. All rights reserved.
TSZ2211114001
This product has no designed protection against radioactive rays
1/14
TSZ02201-0H3H0B300430-1-2
09.Dec.2015 Rev.002


Rohm Semiconductor Electronic Components Datasheet

BD65491FV Datasheet

Single H-Bridge Driver

No Preview Available !

BD65491FV
Pin Configuration
(TOP VIEW)
1 INA
2 INB
3 PWM
4 TR1
5 VM
6 OUTB
7 OUTB
8 PGND
GND 16
VCC 15
TR2 14
PS 13
VM 12
OUTA 11
OUTA 10
PGND 9
The pins of the same name, such as
VM, PGND, OUTA and OUTB, must be
shorted on printed circuit boards.
Pin Description
Pin No. Pin Name
Function
1 INA Control logic input A
2 INB Control logic input B
3 PWM Drive mode logic input
4 TR1 Turn on & off time logic input 1
5 VM Motor power supply
6 OUTB H-bridge output B
7 OUTB H-bridge output B
8 PGND Motor ground
Pin No. Pin Name
Function
9 PGND Motor ground
10 OUTA H-bridge output A
11 OUTA H-bridge output A
12 VM Motor power supply
13 PS Power-saving function
14 TR2 Turn on & off time logic input 2
15 VCC Power supply
16 GND Ground
Block Diagram
PS 13
Power Save
VCC
15
TSD & UVLO
BandGap
TR1 4
TR2 14
INA 1
INB 2
PWM 3
Logic
Level Shift
&
Pre Driver
16
GND
H-Bridge
Full ON
5 12 VM
10 11 OUTA
6 7 OUTB
8 9 PGND
www.rohm.com
© 2012ROHM Co., Ltd. All rights reserved.
TSZ2211115001
2/14
TSZ02201-0H3H0B300430-1-2
09.Dec.2015 Rev.002


Part Number BD65491FV
Description Single H-Bridge Driver
Maker ROHM
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BD65491FV Datasheet PDF






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