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MIC5209 Datasheet, PDF (3/13 Pages) Micrel Semiconductor – 500mA Low-Noise LDO Regulator
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MIC5209
Absolute Maximum Ratings (Note 1)
Supply Input Voltage (VIN) ............................ –20V to +20V
Power Dissipation (PD) ............... Internally Limited, Note 3
Junction Temperature (TJ)
all except 1.8V ...................................... –40°C to +125°C
1.8V only .................................................. 0°C to +125°C
Lead Temperature (soldering, 5 sec.) ....................... 260°C
Storage Temperature (TS) ....................... –65°C to +150°C
Micrel
Operating Ratings (Note 2)
Supply Input Voltage (VIN) ........................... +2.5V to +16V
Enable Input Voltage (VEN) .................................. 0V to VIN
Junction Temperature (TJ)
all except 1.8V ...................................... –40°C to +125°C
1.8V only .................................................. 0°C to +125°C
Package Thermal Resistance .................................. Note 3
Electrical Characteristics
VIN = VOUT + 1.0V; COUT = 4.7µF, IOUT = 100µA; TJ = 25°C, bold values indicate –40°C ≤ TJ ≤ +125°C except
0°C ≤ TJ ≤ +125°C for 1.8V version; unless noted.
Symbol
Parameter
Conditions
Min
VOUT
Output Voltage Accuracy
variation from nominal VOUT
–1
–2
∆VOUT/∆T
Output Voltage
Temperature Coefficient
Note 4
∆VOUT/VOUT Line Regulation
VIN = VOUT + 1V to 16V
∆VOUT/VOUT Load Regulation
IOUT = 100µA to 500mA, Note 5
VIN – VOUT Dropout Voltage, Note 6
IOUT = 100µA
IOUT = 50mA
IOUT = 150mA
IOUT = 500mA
IGND
Ground Pin Current, Notes 7, 8
VEN ≥ 3.0V, IOUT = 100µA
VEN ≥ 3.0V, IOUT = 50mA
VEN ≥ 3.0V, IOUT = 150mA
VEN ≥ 3.0V, IOUT = 500mA
IGND
PSRR
ILIMIT
Ground Pin Quiescent Current,
Note 8
Ripple Rejection
Current Limit
VEN ≤ 0.4V (shutdown)
VEN ≤ 0.18V (shutdown)
f = 120Hz
VOUT = 0V
∆VOUT/∆PD
eno
Thermal Regulation
Output Noise
Note 10
Note 9
VOUT = 2.5V, IOUT = 50mA,
COUT = 2.2µF, CBYP = 0
IOUT = 50mA, COUT = 2.2µF, CBYP = 470pF
Typical
40
0.009
0.05
10
115
165
350
80
350
1.8
8
0.05
0.10
75
700
0.05
500
300
Max
1
2
0.05
0.1
0.5
0.7
60
80
175
250
300
400
500
600
130
170
650
900
2.5
3.0
20
25
3
8
900
1000
Units
%
%
ppm/°C
%/V
%/V
%
%
mV
mV
mV
mV
mV
mV
mV
mV
µA
µA
µA
µA
mA
mA
mA
mA
µA
µA
dB
mA
mA
%/W
nV/ Hz
nV/ Hz
August 2, 2000
3
MIC5209
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