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MIC5256_10 Datasheet, PDF (4/13 Pages) Micrel Semiconductor – 150mA μCap LDO with Error Flag
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Micrel, Inc.
MIC5256
Absolute Maximum Ratings(1)
Supply Voltage (VIN) ............................................. 0V to +7V
Enable Voltage (VEN)............................................ 0V to +7V
Power Dissipation (PD) ........................... Internally Limited(3)
Junction Temperature (TJ) ........................–40°C to +125°C
Storage Temperature (Ts) .........................–60°C to +150°C
Lead Temperature (soldering, 5 sec.)........................ 260°C
EDS Rating(4).................................................................. 2kV
Operating Ratings(2)
Supply Voltage (VIN)........................................ +2.7V to +6V
Enable Voltage (VEN).............................................. 0V to VIN
Junction Temperature (TJ) ........................ –40°C to +125°C
Thermal Resistance
SOT23-5 (θJA) ..................................................235°C/W
Electrical Characteristics(5)
VIN = VOUT + 1V, VEN = VIN; IOUT = 100µA; TJ = 25°C, bold values indicate –40°C ≤ TJ ≤ +125°C; unless noted.
Symbol Parameter
Condition
Min.
Typ.
VO
Output Voltage Accuracy
IOUT = 100µA
–1
–2
ΔVLNR
ΔVLDR
VIN –
VOUT
Line Regulation
Load Regulation
Dropout Voltage(7)
VIN = VOUT + 1V to 6V
IOUT = 0.1mA to 150mA(6)
IOUT = 100µA
IOUT = 100mA
IOUT = 150mA
0.02
1.5
0.1
90
135
IQ
Quiescent Current
IGND
Ground Pin Current(8)
PSRR
Ripple Rejection
ILIM
Current Limit
en
Output Voltage Noise
Enable Input
VIL
Enable Input Logic-Low Voltage
VIH
Enable Input Logic-High
Voltage
IEN
Enable Input Current
Shutdown Resistance
Discharge
VEN ≤ 0.4V (shutdown)
IOUT = 0mA
IOUT = 150mA
f = 10Hz, VIN = VOUT + 1V; COUT = 1.0µF
f = 100Hz, VIN = VOUT + 0.5V; COUT =
1.0µF
f = 10kHz, VIN = VOUT + 0.5V
VOUT = 0V
VIN = 2.7V to 5.5V, regulator shutdown
VIN = 2.7V to 5.5V, regulator enabled
VIL ≤ 0.4V, regulator shutdown
VIH ≥ 1.6V, regulator enabled
0.2
90
117
60
60
45
160
425
TBD
1.6
0.01
0.01
500
Max.
1
2
0.05
2.5
5
150
200
250
1
150
Units
%
%
%/V
%
mV
mV
mV
mV
µA
µA
µA
dB
dB
dB
mV
µV(rms)
0.4
V
V
µA
µA
Ω
August 2010
4
M9999-080510
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