BCDSEMI AM4962GS-G1

Product Brief
SINGLE PHASE FULL WAVE DIRECT PWM MOTOR DRIVER
AM4962
Description
Parametric Table
The AM4962 is a full wave driver IC with direct
PWM control function. It is used for single phase
motor and is capable of speed control by PWM
pulse.
(VCC=12V, TA=25℃, unless otherwise noted.)
Quiescent Current (mA)
Output Saturation Voltage at High
Side (V)
Output Saturation Voltage at Low
Side (V)
The AM4962 is available in HTSSOP-14 and
SSOP-16 packages.
Features
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The Motor Speed is Controlled by PWM
Pulse Directly
Built-in Triangle Wave Circuit Without Extra
Oscillation Capacitor
Built-in Hall Bias Circuit
Built-in Minimal Speed Setup Circuit
Slope K* Adjustable
Rotation Speed Indication (FG)
Rotation or Lock State Indication (RD)
Built-in Thermal Shutdown Circuit
Lock Protection and Auto-restart
Output Current Limit
15
1.0
0.2
CPWM Frequency (kHz)
25
CF High Level Voltage (V)
3.6
CF Low Level Voltage (V)
1.95
FG Output Low Level Voltage (V)
0.2
RD Output Low Level Voltage (V)
0.2
Benefits
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* Slope K is the slope of output PWM duty vs.
input PWM duty
Low Start-up Voltage of 3.5V
Low Supply Current
Maximum Output Current of 1.0A
With Output Current Limit
Minimum External Components
Easier PCB Layout and Production
High Performance and Cost-effect Solution
Flexible
Choice
of
Packages
as
Application’s
need:
SSOP-16
and
HTSSOP-14
Applications
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Additional Available Materials
CPU Cooler Fan in PC
Brushless DC Motor Driver
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Apr. 2009
Samples
Data Sheet
Reliability Report
ESD Report
BCD Semiconductor Manufacturing Limited
1
Product Brief
SINGLE PHASE FULL WAVE DIRECT PWM MOTOR DRIVER
AM4962
Pin Configuration
HTSSOP-14
PGND
PGND
OUT2
1
14
OUT1
VCC
2
13
GND
VMIN
3
12
CT
PWM
4
11
RADJ
CF
5
10
HIN-
FG
6
9
HB
RD
7
8
HIN+
SSOP-16
OUT2
1
16
PGND
NC
2
15
OUT1
VCC
3
14
GND
VMIN
4
13
CT
PWM
5
12
RADJ
CF
6
11
HIN-
FG
7
10
HB
RD
8
9
Apr. 2009
HIN+
BCD Semiconductor Manufacturing Limited
2
Product Brief
SINGLE PHASE FULL WAVE DIRECT PWM MOTOR DRIVER
AM4962
Ordering Information Example
Package
Temperature
Range
Part Number
Packing
Type
Marking ID
AM4962GH-G1
AM4962GH-G1
Tube
AM4962GHTR-G1
AM4962GH-G1
Tape & Reel
AM4962GS-G1
AM4962GS-G1
Tube
AM4962GSTR-G1
AM4962GS-G1
Tape & Reel
HTSSOP-14
-30 to 90°C
SSOP-16
Detailed information please refer to the relevant datasheet.
Sales Office:
Shanghai
No. 1600, Zi Xing Road, Shanghai ZiZhu Science-based
Industrial Park, 200241, China
Tel : 86-21-24162266
Fax : 86-21-24162277
USA
30920 Huntwood Ave. Hayward, CA 94544,
USA
Tel : +1-510-324-2988
Fax : +1-510-324-2788
Taiwan
4F, 298-1 Rui Guang Road, Nei-Hu District, Taipei,
Taiwan
Tel : 886-2-2656-2808
Fax : 886-2-2656-2806
Shenzhen
Room E, 5F, Noble Center, No.1006, 3rd Fuzhong Road,
Futian District, Shenzhen 518026, China
Tel : 86-755-8826 7951
Fax : 86-755-8826 7865
Apr. 2009
BCD Semiconductor Manufacturing Limited
3