AAT1205-S AAT [Advanced Analog Technology, Inc.], AAT1205-S Datasheet - Page 4

• Manufacturer Part Number: AAT1205-S
• Description: 400-mA MULTI-INPUT LOW-DROPOUT REGULATOR WITH DUAL OUTPUT POWER MANAGEMENT
• Manufacturer: AAT [Advanced Analog Technology, Inc.]

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