YD5901 Datasheet, PDF (2/10 Pages) List of Unclassifed Manufacturers – 4-ch MOTOR DRIVER FOR PORTABLE CD PLAYERS

YOUDA INTEGRATED CIRCUIT
BLOCK DIAGRAM
YD5901
AMUTE 34
EMP 35
HVcc 36
PSW 37
CLK ³⁸ _CLK
START 39
OFF 40
CHGVcc ^{41 TSD}
SEL ⁴²
PREGND 43
PWMFIL 44
33 32 31 30 29 28 27 26 25 24 23
BRAKE1
22 IN1
BTL
BTL
BTL
TSD
MAXIMUM
DETECTION
+-
BTL
V
/
I
-+
V/
I
-
+
V/
I
-
+
V
/
I
-
+
21 ^MUTE2
20 ^IN2
19
MUTE34
18 ^IN4
17 ^IN3
16 _Vref
OVER-VOLTAGE
TRIANGLE WAVE
15 VSYS2
PRE-DRIVER POWER SUPPLY
14 ^OP+
+
-
13 ^OPOUT
+
-
+
12 VSYS1
++ -
+-
+-
1 2 3 4 5 6 7 8 9 10 11
BSEN BATT RESET ^{DEAD SW} EO EI ^SPRT CT N.C. OP -
WuXi YouDa Electronics Co., Ltd
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