902SH
6 – 25
CONFIDENTIAL
IC2001 VHIR116129D-1L (R1161D291D): SD POWER CONTROL
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
IC2002 RH-IX3067AFZZL (BD6020): COMPOUND POWER SUPPLY 2
Pin No.
Terminal name
Description of terminal
1
VDD (VIN)
Input pin
2*
NC
Not used
3
VOUT
Output pin
4ECO
High speed, low power switch
5
GND
Earth
6
/CE or CE
Chip enable pin
Pin No.
Terminal name
Input/Output
Description of terminal
1
GNDT1
–
Test pin (GND internal connection)
2
VBAT1
–
Negative boost DC/DC power supply pin
3
GND1
–
Earth power supply pin
4VIO
–
CPU I/F constant current driver power supply pin
5
CLK
Input
Three-wire serial clock input
6
RSTB
Input
Reset input
7
T2
–
Test pin (connected to T4)
8
VNEG
Input
Negative boost DC/DC output voltage detection pin
9*
NC
–
Not used
10
TRSW
Output
Switching Tr drive pin of negative boost DC/DC
11
DATA
Input
Three-wire serial data input
12
STRB
Input
Three-wire serial strobe input
13*
TEST1
Input
Test pin (Not used)
14VOUT1
Output
REG1 output
15
SENSEN1
Input
Switching Tr current sense pin of negative boost DC/DC
16
SENSEN2
Input
Test pin
17
VBAT2B
–
REG1/REG2/VREF power supply pin
18
VBAT2A
–
REG1/REG2/VREF power supply pin (VIN)
19
SENSP2
Input
Test pin
20
SENSP1
Input
Switching Tr current sense pin of negative boost DC/DC
21*
TEST2
Input
Test pin (Not used)
22
VOUT2
Output
REG2 output
23
CNTOUT
Output
External regulator control output
24VSEL2
Input
REG2 output voltage switching pin
25
VREF
Output
Voltage reference & smoothing capacitor connection pin
26
CURSENS
Input
Current detection pin for constant current drive
27
GNDP
–
Earth
28
GND3
–
Earth
29
VBAT3
–
Boost DC/DC power supply pin
30
REG2CNT
Input
REG2 control pin
31
VPLUS11
Input
REGCP power supply pin
32
GND2
–
Earth
33*
CUR
Output
Transistor drive pin for constant current drive control (Not used)
+
-
VDD
/CE
GND
VOUT
ECO
Summary of Contents for 902SH
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