AAT1203-S AAT [Advanced Analog Technology, Inc.], AAT1203-S Datasheet - Page 2

• Manufacturer Part Number: AAT1203-S
• Description: 250-mA MULTI-INPUT LOW-DROPOUT REGULATOR WITH V-AUX SWITCH
• Manufacturer: AAT [Advanced Analog Technology, Inc.]

Function Table
Pin Description
Absolute Maximum Ratings
0
• Main Supply Voltage,
• Standby Supply Voltage,
• Auxiliary Supply Voltage,
• Output Current Limit,
• Continuous Power Dissipation,
• Electrostatic Discharge Susceptibility, Human Body Mode………………….…….2kV
• Operating Ambient Temperature Range,
• Storage Temperature Range,
• Operating Junction Temperature Range,
• Lead Temperature （Soldering for 10 seconds）,
TERMINAL
VCC50
NAME
AUX33
VCC50
OUT33
VSB50
GND
GND
GND
GND
0
0
0
0
5
5
5
5
INPUT VOLTAGE STATUS
TERMINAL NO.
Advanced Analog Technology, Inc.
VSB50
0
0
5
5
0
0
5
5
(V)
–
1
2
3
4
5
6
7
8
–
I
V
Advanced Analog Technology, Inc
(
台灣類比科技股份有限公司
LIMIT
(
VCC
V
V
(
AUX33
VSB
50
┼
(
)
T
AUX
………………………………….………………….1.5A
3.3
3.3
3.3
3.3
)
0
0
0
0
storage
）
50
I/O
P （see Note 1）…………….………………….1.1W
O
…………….…….………………………………
I
I
I
I
I
I
I
)
33
d
……………….………………………………..
)
…………….……………………….………..
…………….…………….……………… 45
5V Standby Supply Input
5V Main Supply Input
3.3V Regulated Output
3.3V Auxiliary Supply Input
Ground
Ground
Ground
Ground
T …………….……………………….. 5
T ……………….……………..……….0℃ to +70℃
VCC50/VSB50/AUX33
J
C
INPUT SELECTED
Page 2 of 16
AUX33
VCC50
VCC50
VCC50
VCC50
VSB50
VSB50
None
T
(
LEAD
)
………………….…...260℃
DESCRIPTION
OUTPUT
OUT33
（V）
.
–
3.3
3.3
3.3
3.3
3.3
3.3
3.3
–
0
−
− ℃ to +130℃
（I） （mA）
−
−
−
℃ to +125℃
0
0
0
5 .
5 .
OUTPUT
AAT1203
5 .
Iout33
V~7V
V~7V
250
250
250
250
250
250
250
0
V~7V
V 1.