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AME8755 Datasheet, PDF (8/14 Pages) AMETHERM Circuit Protection Thermistors – High PSRR, Low Quiescent Current, 150mA Dual CMOS LDO
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AME
AME8755
High PSRR, Low Quiescent Current,
150mA Dual CMOS LDO
n Electrical Specifications
VIN = VOUT + 1V or 2.7V, whichever is higher, where VOUT is the higher one of VOUT1(nom) and VOUT2(nom), IOUT = 1mA, VEN =
VIN and COUT = 1µF(X7R), CIN = 1µF unless otherwise noted. Typical values are at TA = 25oC.
Parameter
Symbol
Test Conditions
Min Typ Max Units
Input Voltage
VIN
2.7
5.5 V
Output Voltage Accuracy
Output Current
Quiescent Current
VOUT
IOUT
IQ
VEN = VIN, IOUT = 0mA
-2
2%
150
mA
70 120 µA
Dropout Voltage
3.00V
2.50V
VDROP IOUT=150mA
2.20V
VOUT
VOUT
VOUT
3.30V
2.95V
2.45V
250 350
300 450
mV
350 550
VOUT 2.15V
Note 1
VOUT+Vdrop< VIN < 5.5V, where VOUT
Output Voltage Line Regulation
(Note2)
REGLINE
is the higher one of VOUT1(nom) and
-0.1
VOUT2(nom)
0.025
0.1 %/V
Output Voltage Load
Regulation (Note3)
REGLOAD
1mA < IOUT < 150mA
-0.005 0.0025 0.005 %/mA
Output Current Limit
ILIM
ROUT = 1Ω
300 550
Shutdown Current
ISHDN
VEN = 0V, VIN(min) < VIN < VIN(max)
0.1
Power Supply Ripple Rejection PSRR
f = 1kHz, IOUT = 1mA
70
mA
1 µA
dB
Enable High (enabled)
VEN(HI)
VIN(min) < VIN < VIN(max)
1.4
VIN
V
Enable Low (shutdown)
Enable Pin Current (enabled)
VEN(LO)
IEN
VIN(min) < VIN < VIN(max)
VEN = VIN
0
0.4 V
0.1
1 µA
TSHDN
Thermal Shutdown Temperature
TR S
Shutdown, temperature increasing
Restore, temperature decreasing
160
OC
140
Note 1. For VOUT 2.15V, VDROP=2.7V-VOUT
Note 2. ( VOUT/ VIN)*% / VOUT
Note 3. ( VOUT/VOUT)*% / IOUT
8
Rev. A.01
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