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AAT1205 Datasheet(PDF) 4 Page - Advanced Analog Technology, Inc.

Part No. AAT1205
Description  400-mA MULTI-INPUT LOW-DROPOUT REGULATOR WITH DUAL OUTPUT POWER MANAGEMENT
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Maker  AAT [Advanced Analog Technology, Inc.]
Homepage  http://www.aatech.com.tw
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AAT1205 Datasheet(HTML) 4 Page - Advanced Analog Technology, Inc.

 
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Advanced Analog Technology, Inc.
台灣類比科技股份有限公司
Advanced Analog Technology, Inc.
Page 4 of 21
V 1.0
AAT1205
Electrical Characteristics Over Recommended Operating Free-Air Temperature,
TC = 0
to 70 ,
℃℃
CL = 4.7µF (unless otherwise specified)
Parameter
Symbol
Test Condition
Min
Typ
Max Unit
5V Inputs
VCC50
VSB50
4.5
5.0
5.5
V
3.3V Output
OUT33
33
out
I+
25
out
I
= 400mA
3.135
3.300
3.465
V
2.5V Output
OUT25
33
out
I=0,
25
out
I
= 300mA
2.375
2.500
2.625
V
Line Regulation Voltage
()
VI
O
V
VSB50 or VCC50 = 4.5V to 5.5V
-
2
-
mV
Load Regulation Voltage
()
IO
O
V
20 mA<
L
I <250 mA
-
40
-
mV
Quiescent Supply Current
50
I
From VCC50 VSB50 terminals,
L
I= 0
to 400mA
-
1.0
3.0
mA
AUX
I
AUX
I
From AUX33 terminal,
L
I
= 0A
-
1.0
3.0
mA
Out33 Load Current
33
L
I
0.4
-
-
Out25 Load Current
25
L
I
0.3
-
-
Output Current Limit
LIMIT
I
Out33 or Out25 output shorted
to 0V
-
-
1.5
A
Thermal Shutdown (Note 2)
TSD
T
150
-
180
Thermal Hysteresis
(Note 2)
hys
T
-
15
-
Load Capacitance
L
C
Minimal ESR to insure stability of
regulated output
-
4.7
-
µF
Reverse Leakage Output
Current
()
REV
Ikg
I
Tested for input that is grounded.
AUX33, VSB50 or VCC50 = GND,
Out33 = 3.3V
-
-
50
µA
Threshold Voltage, Low
LO
V
VSB50 or VCC50↓
4.0
4.2
4.4
V
Threshold Voltage, High
HI
V
VSB50 or VCC50↑
4.25
4.45
4.65
V
Auxiliary Switch
Resistance
SWITCH
R
VSB50 = VCC50 = 0V,
AUX33 = 3.3V,
L
I
= 150mA
-
-
0.4
JA
Rθ
Power Pad is not soldered on the heat
spreading copper
-
80
-
Power Pad is soldered on the heat
spreading copper
-
50
-
/
W
Note 2:Design targets only. Not tested in production.
Note 3:Please refer to "Thermal Information"


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