MIC2212_06 Datasheet, PDF (4/10 Pages) Micrel Semiconductor – Dual μCap LDO and Power-On Reset

MIC2212
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
Micrel, Inc.
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) .................................................... 60°C/W
Electrical Characteristics⁽⁴⁾
V_IN = V_OUT +1.0V for higher output of the regulator pair; C_OUT = 1.0µF, I_OUT = 100µA; T_J = 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 = V_OUT +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
%
Dropout Voltage⁽⁶⁾
Ground Pin Current
Ground Pin Current in
Shutdown
Ripple Rejection
Current Limit
Output Voltage Noise
Enable Input
Enable Input Voltage
Enable Input Current
POR Output
V_TH
V_OL
I_POR
I_OUT = 100µA to 300mA (Regulator 2)
I_OUT = 150mA (Regulator 1 and 2)
I_OUT = 300mA (Regulator 2)
I_OUT1 = I_OUT2 = 0µA
I_OUT1 = 150mA and I_OUT2 = 300mA
V_EN ≤ 0.4V
f = 1kHz; C_OUT = 1.0µF ceramic; C_BYP = 10nF
f = 20kHz; C_OUT = 1.0µF ceramic; C_BYP = 10nF
V_OUT = 0V (Regulator 1)
V_OUT = 0V (Regulator 2)
C_OUT =1µF, C_BYP = 0.01µF, 10Hz to 100kHz
Logic Low (Regulator Shutdown)
Logic High (Regulator Enabled)
V_IL < 0.6V (Regulator Shutdown)
V_IH > 1.8V (Regulator Enabled)
Low Threshold, % of nominal V_OUT2 (Flag ON)
High Threshold, % of nominal V_OUT2 (Flag OFF)
POR Output Logic Low Voltage; I_L = 250µA
Flag Leakage Current, Flag OFF
1.5
%
120 190 mV
250 mV
240 340 mV
420
48
65
µA
80
µA
60
µA
2.0
µA
60
dB
40
dB
150 280 460 mA
300 450 700 mA
30
µVrms
0.6
V
1.8
V
–1 0.01 +1
µA
–1 0.01 +1
µA
90
%
96
%
0.02 0.1
V
–1 0.01 +1
µA
M9999-022106
4
February 2006