AAT1415 Datasheet, PDF (16/32 Pages) Advanced Analog Technology, Inc. – FIVE-CHANNEL DC-DC CONVERTER WITH A 2.5V LDO

Advanced Analog Technology, Inc.
May 2008
AAT1415/AAT1415A
PIN DESCRIPTION
PIN NO
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
NAME I/O
FUNCTION
EN3
I ON/OFF Control for CH3
IN3
I CH3 Feedback Input
EO3 I/O CH3 Compensation Node
OUT3
I CH3 Switching Power Input
SW3 I/O CH3 Switching Node
GND3
- CH3 Power Ground
GND1
- CH1 Power Ground
SW1 I/O CH1 Switching Node
OUT1 I/O Switching Power Input (Boost) / Output (Buck) of CH1
SEL1
I Configures CH1 as a Buck or a Boost Converter
EO1 I/O CH1 Compensation Node
IN1
I CH1 Feedback Input
EN1
I ON/OFF Control for CH1
VREF O Reference Output
OSC I/O Oscillator Control
C4RDY O Power-Ok Signal for CH4
C3RDY O Power-Ok Signal for CH3
TR1
I/O CH1 Feedback Resistor Truly Shutdown Input
SEL2
I Configures CH2 as a Buck or a Boost Converter
EN2
I ON/OFF Control for CH2
IN2
I CH2 Feedback Input
EO2 I/O CH2 Compensation Node
OUT2
I CH2 Switching Power Input
SW2 I/O CH2 Switching Node
GND2
- CH2 Power Ground
V2P5
O 2.5V LDO Output
VDDC
I
LDO Power Input
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Version 3.00
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