AMC7638 Datasheet, PDF (3/8 Pages) ADDtek Corp – 450mA LOW DROPOUT REGULATOR

BLOCK DIAGRAM
V_IN
AMC7638
Current
Limiter
V_OUT
GND
V_REF
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V_IN = V_OUT(TYP) + 1V, I_O = 10mA, C_OUT = 4.7µF, T_A=25 ^OC. (Low duty cycle pulse testing techniques
are used which maintains junction and case temperatures equal to the ambient temperature.)
Parameter
Symbol
Test Conditions
Min Typ Max Units
AMC7638X-1.5
1.470 1.500 1.530
AMC7638X-1.8
Output Voltage
AMC7638X-2.5
V_O
I_O = 10mA
1.764 1.800 1.836
V
2.450 2.500 2.550
AMC7638X-3.3
Line Regulation
Load regulation
Dropout Voltage
Ground Pin Current
Current Limit
Output Voltage Temperature
Coefficient
∆V_OI
∆V_OL
∆V
I_Q
I_CL
V_IN = (V_OUT + 0.5V) to 10V
10mA ≤ I_O ≤100mA
10mA ≤ I_O ≤ 300mA
V_O>2.5V
I_O = 100mA
I_O = 300mA
2.0V<V_O≤2.5V
I_O = 100mA
I_O = 300mA
V_O≤2.0V
I_O = 100mA
I_O = 300mA
I_O = 10mA ~ 300mA
V_IN = V_OUT+ 0.5V
I_O=100mA, -40^OC ≤ T_J ≤ 125^OC
3.234 3.300 3.366
0.2 0.4 %/V
15 30
mV
45 80
100 180
300 550
150 300
mV
450 800
200 400
600 1100
8 20 µA
400
mA
±100
ppm/^OC
Copyright © 2007 ADDtek Corp.
3
DD054_N -- MAY 2007