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MIC2212 Datasheet(PDF) 4 Page - Micrel Semiconductor

Part # MIC2212
Description  Dual uCap LDO and Power-On Reset
PDF  10 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC2212 Datasheet(HTML) 4 Page - Micrel Semiconductor

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MIC2212
Micrel
M9999-080504
4
August 2004
Electrical Characteristics(4)
V
IN = VOUT +1.0V for higher output of the regulator pair; COUT = 1.0µF, IOUT = 100µA; TJ = 25°C, bold values indicate
–40
°C ≤ T
J ≤ +125°C; unless noted.
Parameter
Conditions
Min
Typ
Max
Units
Output Voltage Accuracy
Variation from nominal V
OUT
–1.0
+1.0
%
–2.0
+2.0
%
Output Voltage Temp. Coefficient
40
ppm/C
Line Regulation(5)
V
IN = VOUT +1V to 5.5V
–0.3
0.02
0.3
%/V
–0.6
0.6
Load Regulation
I
OUT = 100µA to 150mA (Regulator 1 and 2)
0.2
1.0
%
I
OUT = 100µA to 300mA (Regulator 2)
1.5
%
Dropout Voltage(6)
I
OUT = 150mA (Regulator 1 and 2)
120
190
mV
250
mV
I
OUT = 300mA (Regulator 2)
240
340
mV
420
Ground Pin Current
I
OUT1 = IOUT2 = 0µA48
65
µA
80
µA
I
OUT1 = 150mA and IOUT2 = 300mA
60
µA
Ground Pin Current in Shutdown
V
EN ≤ 0.4V
2.0
µA
Ripple Rejection
f = 1kHz; C
OUT = 1.0µF ceramic; CBYP = 10nF
60
dB
f = 20kHz; C
OUT = 1.0µF ceramic; CBYP = 10nF
40
dB
Current Limit
V
OUT = 0V (Regulator 1)
150
280
460
mA
V
OUT = 0V (Regulator 2)
300
450
700
mA
Output Voltage Noise
C
OUT =1µF, CBYP = 0.01µF, 10Hz to 100kHz
30
µVrms
Enable Input
Enable Input Voltage
Logic Low (Regulator Shutdown)
0.6
V
Logic High (Regulator Enabled)
1.8
V
Enable Input Current
V
IL < 0.6V (Regulator Shutdown)
–1
0.01
+1
µA
V
IH > 1.8V (Regulator Enabled)
–1
0.01
+1
µA
POR Output
V
TH
Low Threshold, % of nominal V
OUT2 (Flag ON)
90
%
High Threshold, % of nominal V
OUT2 (Flag OFF)
96
%
V
OL
POR Output Logic Low Voltage; I
L = 250µA
0.02
0.1
V
I
POR
Flag Leakage Current, Flag OFF
–1
0.01
+1
µA
Absolute Maximum Rating(1)
Supply Input Voltage (V
IN) .................................... 0V to 7V
Enable Input Voltage (V
EN) ................................... 0V to 7V
Power Dissipation (P
D) ............... Internally Limited, Note 3
Junction Temperature .............................. –40
°C to +125°C
Storage Temperature (T
S) ......................... –65°C to 150°C
Lead Temperature (soldering, 5 sec.) ....................... 260
°C
Operating Ratings(2)
Supply Input Voltage (V
IN) ............................ 2.25V to 5.5V
Enable Input Voltage (V
EN) .................................. 0V to Vin
Junction Temperature (T
J) ....................... –40°C to +125°C
Package Thermal Resistance
MLF™-10 (
θ
JA)1" square 2oz. copper ................. 60°C/W



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