Advanced Analog Technology, Inc.
AAT1204
Functions Table
INPUT VOLTAGE STATUS
(V)
VCC50
0
0
0
0
5
5
5
5
VSB50
0
0
5
5
0
0
5
5
AUX33
0
3.3
0
3.3
0
3.3
0
3.3
INPUT SELECTED
VCC50/VSB50/AUX33
None
AUX33
VSB50
VSB50
VCC50
VCC50
VCC50
VCC50
OUTPUT
（V）
OUT33
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
OUTPUT
（I）
（mA）
Iout33
0
400
400
400
400
400
400
400
PIN Description
TERMINAL
NAME
NO.
VSB50
VCC50
OUT33
AUX33
GND
GND
GND
GND
1
2
3
4
5
6
7
8
I/O
I
I
O
I
I
I
I
I
5-V standby supply input
5-V main supply input
3.3-V regulated output
3.3-V auxiliary supply input
Ground
Ground
Ground
Ground
Description
absolute maximum ratings
┼
• Main Supply voltage, V
（
VCC50
）
…………….…….………………………………... -0.5V~7V
• Standby Supply voltage, V
（
VSB50
）
……………….………………………………… -0.5V~7V
• Auxiliary Supply voltage, V
（
AUX33
）
…………….……………………….…....….... -0.5V~7V
• Output current limit, I
（
LIMIT
）
………………………………….…………….…………... 1.5A
• Continuous power dissipation, P
D
（see
Note 1）…………….…………………….….. 1.1W
• Electrostatic discharge susceptibility, human body model………………….……….…....2kV
• Operating ambient temperature range, T
A
……………….……………..…………0℃ to 70℃
• Storage temperature range, Tstg…………….…………….…………………..-55℃ to 150℃
• Operating junction temperature range, T
J
…………….………………...……....-5℃ to 135℃
• Lead temperature
（soldering,
10 second）,T
（
LEAD
）
………………….…………..…...260℃
NOTE 1：The device deteriorate with increase in ambient temperature, TA. See Thermal Information section.
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Advanced Analog Technology, Inc
.
V 1.0
ANALOGICTECH [ ADVANCED ANALOGIC TECHNOLOGIES ]
