Philips EXP 411 Service Manual page 17

7250 : SC111259AFTA
VC
CF1
CF1
ERR1
ERR1
Motor Driver
VR
OE SAWTOOTH
VC
CF2
CF2
ERR2
ERR2
Motor Driver
VR
VR
OE SAWTOOTH
VC
CF3
CF3
ERR3
ERR3
Motor Driver
VR
OE SAWTOOTH
VC
CF4
CF4
ERR4
ERR4
Motor Driver
VR
CGND
OE SAWTOOTH
VG VC VIN
VG
C2H
C1H
CHARGE
PUMP
C1L
C2L
VIN
WAKE
CHGON
CLK
DCIN
CONTROL
SLEEP
OE
VC
VREF
BANDGAP
REFERENCE
VC VC VIN
RSTB
SLEEP 1
WAKE 2
VR 3
ERR4 4
CF4 5
CF3 6
SC111259A
ERR3 7
ERR2 8
CF2 9
CF1 10
ERR1 11
OUT1A 12
VG VIN12
CH1
RSTB
VG VIN12
CH2
RSTB
VG VIN34
CH3
RSTB
VG VIN34
CH4
RSTB
SAW
GEN
VIN
DCIN
SAW
DCIN VC
GEN2
DCIN
DETECT
VC
VIN
VIN
STARTUP
OSC1
36
35
34
33
32
31
30
29
28
27
26
25
3-3
Pin# Symbol
VIN12
1 SLEEP
2 WAKE
OUT1A
3 VR
OUT1B
4 ERR4
5 CF4
PGND1
6 CF3
7 ERR3
OUT2A 8 ERR2
9 CF2
OUT2B
10 CF1
PGND2
11 ERR1
12 OUT1A
VIN34
13 GND
OUT3A
14 OUT1B
15 VIN12
OUT3B
16 OUT2B
PGND3
17 GND
18 OUT2A
19 OUT3A
OUT4A
20 GND
21 OUT3B
OUT4B
22 VIN34
PGND4
23 OUT4B
DCIN
24 GND
25 OUT4A
INM2
26 VG
RF2
27 C2H
VIN
28 C1H
29 C1L
CHGSW
30 C2L
RS
31 VIN
RF1
32 RSTB
33 CHGSW
INM1
34 RS
VC
35 INM2
36 RF2
DTC
37 DCIN
VOUT
38 VDET
VDET
39 VREF
40 DTC
41 VOUT
42 VC
43 CGND
44 RF1
45 INM1
46 CLK
47 OE
48 CHGON
RF2
INM2
RS
CHGSW
RSTB
VIN
C2L
C1L
C1H
C2H
VG
OUT4A
Pin Description
Sleep input
Wake input
Reference Voltage Input(Motor driver)
Control signal input(CH4)
Phase correction capacitor connect (CH4)
Phase correction capacitor connect (CH3)
Control signal input(CH3)
Control signal input(CH2)
Phase correction capacitor connect (CH2)
Phase correction capacitor connect (CH1)
Control signal input(CH1)
Positive drive output(CH1)
H-bridge driver ground
Negative drive output(CH2)
H-bridge driver voltage supply(CH1,CH2)
Negative drive output(CH2)
H-bridge driver ground
Positive drive output(CH2)
Positive drive output(CH3)
H-bridge driver ground
Negative drive output(CH3)
H-bridge driver voltage supply(CH3,CH4)
Negative drive output(CH4)
H-bridge driver ground
Positive drive output(CH4)
Charge pump output
Charge pump capactitor connect
Charge pump capactitor connect
Charge pump capactitor connect
Charge pump capactitor connect
Battery voltage supply
Reset block output
Transistor drive output for battery charger
OP-Amp non-inverting input for battery charger
Error amplifier inverting input for battery charger
Error amplifier output for battery charger
DC power supply from AC adaptor
DCIN over voltage and VIN low voltage detect putput
Voltage reference circuit output
Max duty control voltage input for power management
PWM output for power managenent
Power management power supply
Internal ground
OP-Amp output for power management
OP-Amp inverting input for power management
Clock input
Output enable for motor driver
Charge enable for battery charger