AME8838 Datasheet, PDF (8/19 Pages) Analog Microelectronics – High PSRR, 150mA CMOS LDO

AME, Inc.
AME8838
High PSRR, 150mA CMOS LDO
n Electrical Specifications (Contd.)
V_OUT(nom) > 2.0V, V_IN=V_OUT(nom)+ 0.5V; V_OUT ^≤ 2V, V_IN = 2.5V, V_EN = V_IN, T_J = -40 to 125^OC, C_IN = C_OUT = 1µF
unless otherwise noted.
Parameter
Symbol
Test Condition
Min Typ Max Units
Input Voltage
Output Voltage Accuracy
V_IN
V_OUT(nom)
I_OUT = 1mA, T_A = 25^o C
I_OUT = 1mA, T_J = -40 to 125^oC
Note1
-1.5
-3
6
V
1.5
%
3
I_OUT=80mA, V_OUT>= 3.0V
V_OUT=V_OUT(nom) -2%V_OUT(nom)
80 170
I_OUT=150mA, V_OUT>= 3.0V
V_OUT=V_OUT(nom) -2%V_OUT(nom)
120 240
Dropout Voltage
(See Note 1)
V_DROPOUT
I_OUT=80mA, 2.5V<=V_OUT< 3.0V
V_OUT=V_OUT(nom) -2%V_OUT(nom)
I_OUT=150mA, 2.5V<=V_OUT< 3.0V
V_OUT=V_OUT(nom) -2%V_OUT(nom)
90 200
mV
135 270
I_OUT=80mA, 2.0V<V_OUT< 2.5V
V_OUT=V_OUT(nom) -2%V_OUT(nom)
120 250
I_OUT=150mA, 2.0V<V_OUT< 2.5V
V_OUT=V_OUT(nom) -2%V_OUT(nom)
180 360
Current Limit
Short Circuit Limit
I_OUT=150mA, V_OUT<=2.0V, V_DROPOUT=2.5V-V_OUT
I_LIM
V_OUT = 0.8xV_{OUT(nom) ,} T_A = 25^oC
200 350 500
mA
I_SC
V_OUT = 0V, T_A = 25^oC
200
Quiescent Current
Line Regulation
(See Note 2)
I_Q
T_A = 25^oC, V_IN = 6V, 1mA < I_OUT < 150mA
30 45 _µA
I_OUT = 1mA, V_OUT > 2.0V
T_A = 25^oC
-0.25 0.1 0.25
V_IN = V_OUT +0.5V to V_IN = 6V T_J = -40 to125^oC -0.4
0.4
REG_LINE
I_OUT = 1mA, V_OUT <= 2.0V
T_A = 25^oC
%/V
-0.4 0.2 0.4
V_IN = 2.5V to V_IN = 6V
T_J =-40 to 125^oC -0.6
0.6
Load Regulation
(See Note 3)
REG_LOAD
I_OUT = 1 to 150mA
V_OUT > 2.0V
-0.02 0.0025 0.02
V_IN = V_OUT + 0.5V
V_OUT <= 2.0V
V_IN = 2.5V
-0.04 0.004 0.04
%/mA
Over Temperature Shutdown
OTS
I_OUT = 0mA
160
o_C
Over Temperature Hysterisis
OTH
I_OUT = 0mA
40
o_C
V_OUT Temperature Coefficient
TC
30
ppm/^oC
Power Supply Ripple Rejection PSRR
V_IN = 4.3V, V_OUT = 3.3V, C_OUT = 10_µf
I_OUT = 100mA, f = 1kHz
65
dB
8
Rev.E.04