Datasheet

Micrel, Inc. MIC5233
July 2012 3
M9999-071212-B
Absolute Maximum Ratings
(1)
Input Supply Voltage (V
IN
).............................. −20V to +38V
Enable Input Voltage (V
EN
)............................ −0.3V to +38V
Power Dissipation (P
DIS
)............................Internally Limited
Junction Temperature (T
J
) ........................−40°C to +125°C
Storage Temperature (T
S
).........................−65°C to +150°C
ESD Rating
(3)
................................................. ESD Sensitive
Operating Ratings
(2)
Input Supply Voltage (V
IN
)............................. +2.3V to +36V
Enable Input Voltage (V
EN
)................................. 0V to +36V
Junction Temperature (T
J
) ........................ −40°C to +125°C
Package Thermal Resistance
SOT-23-5 (θ
JA
).................................................235°C/W
SOT-223 (θ
JA
) ....................................................50°C/W
Electrical Characteristics
(4)
T
J
= 25°C with V
IN
= V
OUT
+ 1V; I
OUT
= 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 36V 0.04 0.5 %
Load Regulation I
OUT
= 100µA to 100mA 0.25 1 %
I
OUT
= 100µA 50
230 300
I
OUT
= 50mA
400
270 400
Dropout Voltage
I
OUT
= 100mA
450
mV
18 30
I
OUT
= 100µA
35
µA
I
OUT
= 50mA 0.25 0.70
Ground Current
I
OUT
= 100mA 1 2
mA
Ground Current in Shutdown V
EN
≤ 0.6V; V
IN
+ 36V (SOT-23 package only) 0.1 1 µA
Short-Circuit Current V
OUT
= 0V 190
350
mA
Output Leakage, Reverse Polarity Input
Load = 500Ω; V
IN
= −15V −0.1
µA
Enable Input (SOT-23 Package Only)
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
V
EN
= 2.0V; Regulator ON 0.1 1.0
Enable Input Current
V
EN
= 36V; Regulator ON 0.5 2.5
µA
Start-Up Time Guaranteed by design 1.7
7
ms
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