SA5901 Datasheet, PDF (2/24 Pages) Silan Microelectronics Joint-stock – 4-CHANNEL MOTOR DRIVER FOR PORTABLE CD PLAYER

SA5901
BLOCK DIAGRAM
41 35 34 36 32 31 30 29 28 27 26 25 24 23
PSW
37
Max.
Detection
START
39
OFF
40
System
On/Off
RCHG
33
SEL
42
Charge &
Voltage DET
43 ^PREGND
Over Voltage
44 PWMFIL
10 _N.C
16 VREF
DC/DC
Convertor
4-ch H Bridge Driver
MUTE2 ²¹
MUTE34 19
IN1
22
IN2 ₂₀
Pre Amp
IN3
17
IN4
18
SPRT
OPOUT
13
Triangle
Wave
- + VSYS2 ¹⁵
VSYS1 12
1 ^{2 3 4 56}
7 8 9 38 11 14
ABSOLUTE MAXIMUM RATING (Tamb=25°C, unless otherwise specified)
Characteristic
Symbol
Supply voltage
VCC
Driver output current
IO
Power dissipation
PD
Operating temperature range
Topr
Storage temperature range
Tstg
Note: derating is done at 5mW/°C for operating above Tamb=25°C.
Ratings
13.5
500
625 (note)
-30~85
-55~150
RECOMMENDED OPERATING CONDITION
Characteristics
Symbol
Control circuit power supply voltage
VSYS1
Pre-driver power supply voltage
VSYS2
H-bridge power supply voltage
HVCC
Power unit power supply voltage
BATT
Charging circuit power supply voltage CHGVCC
Ambient temperature
Tamb
Min.
2.7
2.7
--
1.5
3.0
-10
Typ.
3.2
3.2
PWM
2.4
4.5
2.5
Max.
5.5
5.5
BATT
8.0
8.0
70
Unit
V
mA
mW
°C
°C
Unit
V
V
V
V
V
°C
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.3 2006.02.27
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