LV5604TA Datasheet, PDF (7/12 Pages) Sanyo Semicon Device – Bi-CMOS LSI Eight-Channel Switching Regulator Controller

LV5604TA
Equivalent Circuits
Pin No. Pin Name
Description
Equivalent Circuit
37
CTL
CTL : Controls operation of all channels.
3
STBY1
STBY* : Independently controls operation of
CTL/STBY*
4
STBY2
the corresponding channel.
5
STBY3
Operation is high active.
120kΩ
6
STBY4
High : Circuit operation ON
42
STBY5
Low : Circuit operation OFF
43
STBY6
30kΩ
44
STBY7
45
STBY8
13
IN1-
Error amplifier inverting input.
15
IN2-
The regulator output is divided by a resistor
17
IN3-
and connected to IN*-
19
IN4-
25
IN5-
IN*-
30
IN6-
32
IN7-
34
IN8-
500Ω
5kΩ 5kΩ
VREG
(Internal constant
voltage)
GND_S
14
FB1
Error amplifier output.
16
FB2
These pins, in combination with IN*-,
18
FB3
configure the error amplifier filters
20
FB4
26
FB5
31
FB6
FB*
33
FB7
35
FB8
20Ω
500Ω
VREG
(Internal constant
voltage)
29
IN5+RE
Inversion step-up (Channel 5) error amplifier
28
IN5-RE
input.
These pins, in combination with FB5R,
configure the operational amplifier
(independent)
IN5-RE
500Ω
GND_S
500Ω
VREG
(Internal constant
voltage)
IN5+RE
27
FB5RE
Inversion step-up (Channel5) error amplifier
output.
This pin, in combination with IN5+RE and
IN5-RE, configures the operational amplifier
(independent).
FB5RE
5kΩ 5kΩ
GND_S
VREG
(Internal constant
voltage)
7
CSOFT1 Soft start.
8
CSOFT2 Connect to GND via a capacitor to set the
9
CSOFT3 soft start time.
10
CSOFT4
38
CSOFT5
39
CSOFT6
40
CSOFT7
41
CSOFT8
10kΩ
GND_S
500Ω
VREG
(Internal
constant
voltage)
CSOFT*
200kΩ
GND_S
Continued on next page.
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