TPS65520 Datasheet, PDF (17/61 Pages) Texas Instruments – POWER MANAGEMENT IC FOR DIGITAL STILL CAMERA

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TERMINAL
NO.
PIN
ADDRESS
1
1-A
2
1-B
3
1-C
4
1-D
5
1-E
6
1-F
7
1-G
8
1-H
9
1-J
10
1-K
11
1-L
12
2-A
13
2-B
14
2-C
15
2-D
16
2-E
17
2-F(= 3-F)
18
2-G
19
2-H
20
2-J
21
2-K
22
2-L
23
3-A
24
3-B
25
3-C
26
3-D
27
3-E
28
3-F(= 2-F)
29
3-G(= 4-G)
30
3-H
31
3-J
32
3-K
33
3-L
34
4-A
35
4-B
36
4-C
37
4-D
38
4-E
39
4-F
40
4-G(= 3-G)
41
4-H
42
4-J
43
4-K
44
4-L
45
5-A
TPS65520
TERMINAL FUNCTIONS
SLVS557A – MARCH 2005 – REVISED MARCH 2005
NAME
I/O
DESCRIPTION
ERR6
REF6
GND_REG
NC
CSCP
OUT6
VCH6
VCC_GD
VCH3A
OUT3B
GND3C
SS3
ERR3
SS2
NC
ROSC
GND6
ICH6
VCH3S
OUT3C
GND3B
GND3A
VOS71
MODE7
SS6
NC
NC
GND6
FB6
VCH3C
OUT3A
VCH7
VOS73
ERR5
SS5
ERR7
NC
NC
GND_LOG
FB6
VCH3B
VCC7
VOS72
GND_GD
GND_ANA
O Output of gm amp for CH-6
IO Reference resistor of CH-6
G Ground for Analog circuit of Regulators
No connection (recommended to be GND)
IO Current Source of Short Circuit Protection
IO Output Side Terminal of coil L6 for CH-6
O Output voltage of CH-6
V Power Supply for Gate Driver of Internal Power MOS-FET
O Output of CH-3 (1/3)
IO Output Side Terminal of coil L3 for CH-3 (2/3)
G Ground for CH-3 (3/3)
O Current Source of Soft Start for CH-3
O Output of gm amp for CH-3
I Current Source of Soft Start for CH-2
No connection (recommended to be GND)
O Reference resistor for PWM Oscillator
G Ground for CH-6(same pin as No.28, 3-F)
IO LEDs cathod of CH-6
O Analog Switched Output of CH-3
IO Output Side Terminal of coil L3 for CH-3 (3/3)
G Ground for CH-3 (2/3)
G Ground for CH-3 (1/3)n
O Gate Drive of External PMOS Switch for CH-7
I Mode Selection of CH-7
O Current Source of Soft Start for CH-6
No connection (recommended to be GND)
No connection (recommended to be GND)
G Ground for CH-6 (same pin as No.17, 2-F)
IO Current Sense input of CH-6 (same pin as No.40, 4-G)
O Output of CH-3 (3/3)
IO Output Side Terminal of coil L3 for CH-3 (1/3)
O Output of CH-7
O Gate Drive of Low Side NMOS Switch for CH-7
O Output of gm amp for CH-5
O Current Source of Soft Start for CH-5
O Output of gm amp for CH-7
No connection (recommended to be GND)
No connection (recommended to be GND)
G Ground for General Logic circuit
IO Current Sense input of CH-6(same pin as No.29, 3-G)
O Output of CH-3 (2/3)
V Power Supply of CH-7
O Gate Drive of High Side PMOS Switch for CH-7
G Ground for Gate Driver of Internal Power MOS-FET
G Ground for General Analog circuit
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