AAT1205 AAT, AAT1205 Datasheet - Page 2

• Manufacturer Part Number: AAT1205
• Description: MULTI-INPUT LOW-DROPOUT REGULATOR
• Manufacturer: AAT

Function Table
Pin Description
EN25
NAME
Low
Low
Low
Low
Low
Low
Low
Low
Hi
Hi
Hi
Hi
Hi
Hi
Hi
Hi
AUX33
GND
GND
VCC50
OUT33
OUT25
VSB50
EN25
INPUT VOLTAGE STATUS
TERMINAL
VCC50
0
0
0
0
0
0
0
0
5
5
5
5
5
5
5
5
（V）
NO.
Advanced Analog Technology, Inc.
VSB50
6
1
2
3
5
4
7
8
0
0
0
0
5
5
5
5
0
0
0
0
5
5
5
5
–
–
I/O
AUX33
O
O
I
I
I
I
I
I
Advanced Analog Technology, Inc
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
台灣類比科技股份有限公司
0
0
0
0
0
0
0
0
5V Standby Supply Input
5V Main Supply Input
3.3V Regulated Output
2.5V Regulated Output
3.3V Auxiliary Supply Input
Enable Input of OUT25
Ground
Ground
VCC50/VSB50/AUX33
INPUT SELECTED
AUX33
AUX33
VSB50
VSB50
VSB50
VSB50
VCC50
VCC50
VCC50
VCC50
VCC50
VCC50
VCC50
VCC50
None
None
Page 2 of 21
Description
OUT33
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
OUTPUT
（V）
.
–
OUT25
–
2.5
2.5
2.5
2.5
2.5
2.5
2.5
0
0
0
0
0
0
0
0
0
Iout33+Iout25
（I）（mA）
V 1.0
AAT1205
OUTPUT
400
400
400
400
400
400
400
400
400
400
400
400
400
400
0
0