HCD-HDX285/HDX287WC/HDX585/HDX587WC/HDX589W/HDX685/HDX686W
64
3
12
11
10
13
14
15
16
9
8
17
18
19
20
5
6
7
26
25
4
AGND
GND
GND
PGND
PGND
PGND
PGND
PGND
PGND
44
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
Stuck
Detect
Stuck
Detect
Timing
Control
Timing
Control
Protection
Logic
Protection
Logic
Gate
Drive
Gate
Drive
Gate
Drive
Gate
Drive
Over
Current
Fault
Over
Current
Fault
Over
Current
Fault
Over
Current
Fault
Programmable
Current sense
OUT_B
OUT_B
OUT_B
PVDD_B
PVDD_B
PVDD_B
PVDD_B
PVDD_B
OUT_A
OUT_A
OUT_A
PVDD_A
PVDD_A
PVDD_A
REG
BST_B
GVDD_B
VDD
PWM_B
M1
M2
M3
VREG
OC_ADJ
PWM_A
/RESET
/SD
/OTW
GVDD_A
BST_A
2
NC
1
NC
22
NC
21
NC
Protection
and
Reset
Logic
OLP
OTP
CB3C
Temperature
waming/error
Power-Up
Reset
Under
Voltage
Protection
/HIZ_HS_B
/HIZ_HS_A
/HIZ_LS_B
/HIZ_LS_A
/OCL_B
/OCL_A
/OCH_B
/OCH_A
/RESET_A
/RESET_B
VREG
/HIZ_HS_X
/HIZ_LS_X
/OCH_X
/OCL_X
/RESET_X
/PCR
/UVP
/UVP
/UVP_VREG
43 PVDD_A
42 PVDD_A
24
23
VREG
GVDD_A
GVDD_B
VREG
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
IC3100, 3150, 3200, 3250, 3300, 3400, 3500 CXD9936TN
– RELAY Board –
IC701, 711 BA6956AN
– S-AIR INCLUDE Board –
IC800 TK11133CSCL-G