Sony MHC-V5 - Page 65

MHC-V5
65
IC001, 002 TPS542941PWPR
VIN216
VBST2
15
SW2
14
PGND2
13
EN2
12
PG2
11
VFB2
10
VREG5
9
VIN1
1
VBST1
SW1
2
3
PGND1
4
EN1
5
PG1
VFB1
6
7
GND
8
VREG5VREG5
PROTECTION
LOGIC
+

CH1 MIN-OFF
TIMER
+
+

REF2
PGND2
SW2
+

REF_OCL
SW2
SS2
ERR COMP
+

32%
UVUV2
ZC2ZC1
OCP2OCP1
CH2 MIN-OFF
TIMER
+

+
+

REF1
PGND1
PGND
PGND
VIN1
CONTROL
LOGIC
CONTROL
LOGIC
SW1
+

REF_OCL
XCON XCON
SW1
SS1
UV1
UV2
UVLO
TSD
ERR COMP


+
+
+

+16%

16%
32%
UV UV1
PG COMP


+
+
+16%

16%
PG COMP
SS1 SS2
PGND
EN LOGIC
5V REG
EN LOGIC
FIXED
SOFT START
REF1
REF2
REF
UVLO
VREG5
PGND
IC401 AM5890S
VINFC
1
TRB1
2
REGO2
3
VINSL+
4
REGO1
5
FWD
6
REV
7
VCC1
VCC2
8
VOTR–
9
VOTR+ 10
VOSL+
11
VOSL–
12
VOFC–
13
VOFC+
14
MUTE
28
BIAS
27
TRB2
25
RESET24
VINLD
23
GND
22
VCTL21
VCCD20
VCC2
19
VOLD–
18
VOLD+
17
VOTK–16
VOTK+
15
+

+

+

+

+

ACTUATOR
DRIVER (6x)
VCC1
VCC1
SLED
DRIVER (4x)
TRAY
DRIVER
MUTE
PRE
DRIVER
+

VCC2
ACTUATOR
DRIVER (6x)
THERMAL
SHUT DOWN
VCC2
SPINDLE
DRIVER (4x)
VCC2
VINTK
26
VOLTAGE
DETECTION