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MIC5238_09 Datasheet, PDF (3/12 Pages) Micrel Semiconductor – Ultra-Low Quiescent Current, 150mA μCap LDO Regulator
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Micrel, Inc.
MIC5238
Absolute Maximum Ratings(1)
Input Supply Voltage (VIN)................................. –0.3V to 7V
BIAS Supply Voltage (VBIAS).............................. –0.3V to 7V
Enable Supply Voltage (VEN)............................. –0.3V to 7V
Power Dissipation (PD). .............................Internally Limited
Junction Temperature (TJ) ........................–40°C to +125°C
Storage Temperature (TS).........................–65°C to +150°C
ESD Rating(3)......................................................1.5µA HBM
Operating Ratings(2)
Supply Voltage (VIN)............................................ 1.5V to 6V
BIAS Supply Voltage (VBIAS)................................ 2.3V to 6V
Enable Supply Voltage (VEN).................................. 0V to 6V
Junction Temperature (TJ) ........................ –40°C to +125°C
Package Thermal Resistance
SOT-23-5 (θJA) .................................................235°C/W
Electrical Characteristics(4)
TA = 25°C with VIN = VOUT + 1V; VBIAS = 3.3V; IOUT = 100µA; VEN = 2V, bold values indicate –40°C < TJ < +125°C, unless
specified.
Parameter
Output Voltage Accuracy
Line Regulation
Input Line Regulation
Load Regulation
Dropout Voltage
BIAS Current, Note 6
Input Current, Pin 1
Ground Current in Shutdown
Short Circuit Current
Reverse Leakage
Condition
Variation from nominal VOUT
VBIAS = 2.3V to 6V, Note 5
VIN = (VOUT 1V) to 6V
Load = 100µA to 150mA
IOUT = 100µA
IOUT = 50mA
IOUT = 100mA
IOUT = 150mA
IOUT = 100µA
IOUT = 100µA
IOUT = 50mA, Note 7
IOUT = 100mA
IOUT = 150mA
VEN ≤ 0.2V, VIN = 6V, VBIAS = 6V
VEN = 0V, VIN = 6V, VBIAS = 6V
VOUT = 0V
VIN = 0V, VEN = 0V, VOUT = nom VOUT
Min Typ
–1.5
–2
0.25
0.04
0.7
50
230
270
310
23
7
0.35
1
2
1.5
0.5
350
5
Max
+1.5
+2
0.5
4
1
300
400
450
500
20
2.5
5
500
Units
%
%
%
%
%
mV
mV
mV
mV
mV
mV
µA
µA
mA
mA
mA
µA
µA
mA
µA
November 2008
3
M9999-111209
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