MIC5225 Datasheet, PDF (3/9 Pages) Micrel Semiconductor – Ultra-Low Quiescent Current 150mA μCap Low Dropout Regulator

Micrel, Inc.
MIC5225
Absolute Maximum Ratings⁽¹⁾
Supply Voltage (V_IN) .................................. ……–20V to 18V
Enable Voltage (V_EN)....................................... –0.3V to 18V
Power Dissipation (P_D) ..............................Internally Limited
Junction Temperature (T_J) ........................–40°C to +125°C
Storage Temperature (T_s) .........................–65°C to +150°C
ESD ........................................................................... Note 3
Operating Ratings⁽²⁾
Supply Voltage (V_IN).......................................... 2.3V to 16V
Enable Voltage (V_EN)............................................ 0V to 16V
Junction Temperature (T_J) ........................ –40°C to +125°C
Package Thermal Resistance
SOT23-5 (θ_JA) ..................................................235°C/W
Electrical Characteristics⁽⁴⁾
T_A = 25°C with V_IN = V_OUT + 1V; Load = 100µA; bold values indicate –40°C< T_J < +125°C, unless otherwise specified.
Parameter
Condition
Min Typ Max Units
Output Voltage Accuracy
Variation from nominal V_OUT
–1.0
+1.0
%
–2.0
+2.0
%
Line Regulation
V_IN = V_OUT + 1V to 16V
0.04
%
Load Regulation
Load = 100µA to 150mA
0.25
1
%
Dropout Voltage
Load = 100µA
Load = 50mA
Load = 150mA
50
mV
230
300
mV
310
450
mV
Reference Voltage
Ground Current
Load = 100µA
Load = 50mA
1.22 1.24 1.26
29
50
µA
0.5
0.9
mA
Ground Current in Shutdown
Short Circuit Current
Output Leakage,
Reverse Polarity Input
Load = 150mA
V_EN < 0.6V; V_IN = 16V
V_OUT = 0V
Load = 500Ω; V_IN = -15V
3
5
mA
0.1
5
µA
300
500
mA
–0.1
µA
Enable Input
Input Low Voltage
Input High Voltage
Regulator OFF
Regulator ON
0.6
V
2.0
V
Enable Input Current
V_EN = 0.6V; Regulator OFF
–1.0 0.01 +1.0
µA
V_EN = 2.0V; Regulator ON
0.15
1.0
µA
V_EN = 16V; Regulator ON
0.5
2.5
µA
Notes:
1. Exceeding the absolute maximum rating may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5kΩ in series with 100pF.
4. Specification for packaged product only.
July 2008
3
M9999-072908-A