Sharp 902SH Service Manual page 103

3g(umts)/gsm/gprs
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902SH
Pin No.
Terminal name
34
T4
35
SW
36
VBATP
37
REG1CNT
38
VPLUS12
39
CAMP
40
GNDT3
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
IC2003 RH-IX3068AFZZL (BD6030): COMPOUND POWER SUPPLY 3
Pin No.
Terminal name
1*
NC
2
GND
3
PD
4*
NC
5
VSEL
6
VBAT
7*
NC
8*
VREF (NC)
9
VOUT
10*
NC
11
VNEG
12
VSUB
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
CONFIDENTIAL
Input/Output
Test pin (connected to T2)
Output
Boost DC/DC switching pin
Boost DC/DC driver power supply pin
Input
REG1 control pin
Input
Boost DC/DC voltage detection pin
Output
REGCP output
Test pin
1
2
3
8
9
10
15
16
19
20
TOP VIEW
23
24
27
28
29
34
35
36
Input/Output
Not used
Earth
Input
Power control pin
Not used
Input
Output voltage switching pin
Input
VBAT power supply pin
Not used
Output
Reference voltage output pin (Not used)
Output
Negative voltage output
Not used
Negative power supply pin
Test pin
1
12
TOP VIEW
11
10
Description of terminal
4
5
6
7
11
12
13
14
17
18
21
22
25
26
30
31
32
33
37
38
39
40
Description of terminal
2
3
4
5
6
9
8
7
6 – 26

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