MIC5254_07 Datasheet, PDF (3/11 Pages) Micrel Semiconductor – Dual 150mA μCap LDO with Error Flag Outputs

Micrel, Inc.
MIC5254
Absolute Maximum Ratings⁽¹⁾
Supply Input Voltage (V_IN).................................... 0V to +7V
Enable Input Voltage (V_EN)................................... 0V to +7V
Power Dissipation (P_D) ................... Internal Limited, Note 3
Junction Temperature (T_J) ........................–40°C to +125°C
Lead Temperature (soldering, 5 sec.)........................ 260°C
Storage Temperature (T_s) .........................–65°C to +150°C
ESD Rating⁽⁴⁾.................................................................. 2kV
Operating Ratings⁽²⁾
Supply Input Voltage (V_IN)............................... +2.7V to +6V
Enable Input Voltage (V_EN)..................................... 0V to V_IN
Junction Temperature (T_J) ........................ –40°C to +125°C
Thermal Resistance
MSOP-10 (θ_JA) .................................................200°C/W
Electrical Characteristics⁽⁵⁾
V_IN = V_OUT + 1V; V_EN = V_IN; I_OUT = 100µ; T_J = 25°C, bold values indicate –40°C ≤ T_J ≤ +125°C, unless noted.
Symbol Parameter
Condition
Min Typ Max
V_O
Output Voltage Accuracy
I_OUT = 100µA
–1
+1
–2
+2
∆V_LNR
∆V_LDR
Line Regulation
Load Regulation
V_IN = V_OUT + 1V to 6V
I_OUT = 0.1mA to 150mA, Note 6
0.02 0.075
1.5
2.5
V_IN – V_OUT Dropout Voltage, Note 7
I_OUT = 100µA
0.1
I_OUT = 100mA
90
150
I_OUT = 150mA
135
200
250
I_Q
Quiescent Current
V_EN ≤ 0.4V (shutdown)
I_GND
Ground Pin Current, Note 8
I_OUT = 0mA
0.2
1
90
150
I_OUT = 150mA
117
PSRR
Power Supply Rejection
f = 10Hz, V_IN = V_OUT + 1V; C_OUT = 1µF
60
f = 100Hz, V_IN = V_OUT + 0.5V; C_OUT = 1µF
60
f = 10kHz, V_IN = V_OUT + 0.5V
45
I_LIM
Current Limit
V_OUT = 0V
160 425
e_n
Output Voltage Noise
30
Enable Input
V_IL
Enable Input Logic-Low Voltage V_IN = 2.7V to 5.5V, regulator shutdown
0.4
V_IH
Enable Input Logic-High Voltage V_IN = 2.7V to 5.5V, regulator enabled
1.6
I_EN
Enable Input Current
V_IL ≤ 0.4V, regulator shutdown
0.01
V_IH ≥ 1.6V, regulator enabled
0.01
Shutdown Resistance Discharge
500
Error Flag
V_FLG
V_OL
Low Threshold
High Threshold
Output Logic-Low Voltage
% of V_OUT (Flag ON)
% of V_OUT (Flag OFF)
I_L = 100µA, fault condition
90
96
0.02
0.1
I_FL
Flag Leakage Current
Thermal Protection
Flag OFF, V_FLG = 6V
0.01
Thermal Shutdown Temperature
150
Thermal Shutdown Hysteresis
10
Units
%
%
%/V
%
mV
mV
mV
mV
µA
µA
µA
dB
dB
dB
mA
µV_RMS
V
V
µA
µA
Ω
%
%
V
µA
°C
°C
December 2007
3
M9999-121107