Datasheet

Micrel, Inc. MIC5225
July 2008 3
M9999-072908-A
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
–1.0 +1.0 % Output Voltage Accuracy Variation from nominal V
OUT
–2.0 +2.0 %
Line Regulation V
IN
= V
OUT
+ 1V to 16V 0.04 %
Load Regulation Load = 100µA to 150mA 0.25 1 %
Load = 100µA 50 mV
Load = 50mA 230 300 mV
Dropout Voltage
Load = 150mA 310 450 mV
Reference Voltage 1.22 1.24 1.26
Load = 100µA 29 50 µA
Load = 50mA 0.5 0.9 mA
Ground Current
Load = 150mA 3 5 mA
Ground Current in Shutdown V
EN
< 0.6V; V
IN
= 16V 0.1 5 µA
Short Circuit Current V
OUT
= 0V 300 500 mA
Output Leakage,
Reverse Polarity Input
Load = 500Ω; V
IN
= -15V –0.1 µA
Enable Input
Input Low Voltage Regulator OFF 0.6 V
Input High Voltage Regulator ON 2.0 V
V
EN
= 0.6V; Regulator OFF –1.0 0.01 +1.0 µA
V
EN
= 2.0V; Regulator ON 0.15 1.0 µA
Enable Input Current
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.