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MIC5373 Datasheet, PDF (4/19 Pages) Micrel Semiconductor – Triple 200mA μCap LDO in 2.5 x 2.5 Thin MLF
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Micrel, Inc.
MIC5373/83
Absolute Maximum Ratings(1)
Supply Voltage (VINLDO1/2, INLDO3) ....................... -0.3V to +6V
Bias Supply Voltage (VBIAS).............................. -0.3V to +6V
Enable Input Voltage (VEN1, EN2, EN3).................. -0.3V to +6V
POR Output Voltage (POR) ............................. -0.3V to +6V
POR Input Voltage (POR_IN) .......................... -0.3V to +6V
MR Voltage (MR) ............................................. -0.3V to +6V
DLY Voltage (DLY)........................................... -0.3V to +6V
Power Dissipation .................................. Internally Limited(2)
Lead Temperature (soldering, 10 sec)....................... 260°C
Storage Temperature (Ts) .........................–60°C to +150°C
ESD Rating(3)................................................. ESD Sensitive
Operating Ratings(4)
Supply Voltage(5) (VINLDO1/2, INLDO3) .................. +1.7V to VBIAS
Bias Supply Voltage (VBIAS).......................... +2.5V to +5.5V
Enable Input Voltage (VEN1, EN2, EN3)..................... 0V to VBIAS
POR Output Voltage (POR) .............................. 0V to +5.5V
POR Input Voltage (POR_IN) ............................. 0V to VBIAS
MR Voltage (MR) ................................................ 0V to VBIAS
DLY Voltage (DLY).............................................. 0V to VBIAS
Junction Temperature (TJ) ........................ –40°C to +125°C
Junction Thermal Resistance
2.5 x 2.5 Thin MLF®-16L (θJA)..........................100°C/W
Electrical Characteristics(6)
(MIC5373) VIN = VOUT + 1V (VOUT is highest of the three regulator outputs); VBIAS = VEN1 = VEN2 = VEN3 = 5.5V (ON);
(MIC5383) VIN = VOUT + 1V (VOUT is highest of the three regulator outputs); VBIAS = 5.5V; V/EN1 = V/EN2 = V/EN3 = GND (ON);
IOUT1 = IOUT2 = IOUT3 = 100µA; COUT1 = COUT2 = COUT3 = 1µF; TA = 25°C, Bold values indicate –40°C ≤ TJ ≤ +125°C, unless
noted.
Parameter
Conditions
Min Typ Max Units
Output Voltage Accuracy
Variation from nominal VOUT1, 2, 3
Variation from nominal VOUT1, 2, 3
-2.0
+2.0
%
-3.0
+3.0
%
Line Regulation
Load Regulation
VIN = VOUT +1V to 5.5V; IOUT = 100µA
IOUT = 100µA to 150mA;
0.02
0.3
%/V
0.3
1
%
Dropout Voltage
IOUT = 50mA; VOUT ≥ 2.8V
IOUT = 150mA; VOUT ≥ 2.8V
60
115
mV
170
330
mV
IOUT = 50mA; VOUT < 2.8V
85
145
mV
IOUT = 150mA; VOUT < 2.8V
275
450
mV
Input Ground Current
EN1 or EN2 or EN3 = ON; Not including IBIAS
10
20
µA
Bias Ground Current
EN1 or EN2 or EN3 = ON;
EN1 = EN2 = EN3 = ON;
32
70
µA
103
160
µA
Shutdown Ground Current
EN1 = EN2 = EN3 = OFF
0.04
2
µA
Shutdown Bias Current
EN1 = EN2 = EN3 = OFF
0.02
2
µA
Ripple Rejection
Current Limit
Output Voltage Noise
Enable Input Voltage
f = 1kHz; COUT = 1.0µF;
VOUT = 0V
COUT =1µF,10Hz to 100kHz; IOUT = 150mA
(MIC5373) LDO OFF; (MIC5383) LDO ON;
(MIC5373) LDO ON; (MIC5383) LDO OFF;
55
dB
200
350
700
mA
200
µVRMS
0.2
V
1.2
V
Enable Input Current
VIL < 0.2V
VIH > 1.2V
0.01
µA
0.01
µA
Turn-on Time
VPOR
DLY Pin Current Source
DLY Pin Voltage Threshold
COUT = 1µF
POR Output Low Voltage
VDLY = 0V
80
200
µs
0.2
V
0.75 1.25
2
µA
1.13 1.25 1.38
V
IPOR
POR Output Leakage Current, VPOR OFF
1
µA
July 2010
4
M9999-070110
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