Micrel, Inc.
MIC37110/MIC37112
MIC37120/MIC37122
Electrical Characteristics
(5)
(Continued)
V
IN
= V
EN
= V
OUT
+ 1V; I
OUT
= 10mA; C
IN
= 1.0 µF; C
OUT
= 2.2µF; T
J
= 25°C,
bold
values indicate –40°C
≤
T
J
≤ +125°C,
unless noted.
Parameter
Enable Input
Start-Up Time
Minimum Load Current
Minimum Load Current
Thermal Protection
Over-Temperature Shutdown
Over-Temperature Shutdown
Hysteresis
Notes:
1.
2.
3.
4.
5.
6.
7.
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended.
P
D(max)
= (T
J(max)
– T
A
) ÷ θ
JA
, where θ
JA
depends upon the printed circuit layout. See “Applications Information” section.
Specification for packaged product only.
I
GND
is the quiescent current. I
IN
= I
GND
+ I
OUT
.
V
DO
= V
IN
– V
OUT
when V
OUT
decreases to 98% of its nominal output voltage with V
IN
= V
OUT
+ 1V. For output voltages below 2.25V, dropout voltage
is the input-to-output voltage differential with the minimum input voltage being 2.25V. The minimum input operating voltage is 2.375V.
Condition
Min.
Typ.
Max.
Units
140
500
µs
10
mA
T
J
Rising
160
15
°C
°C
December 2012
5
M9999-121312-A
MICREL [ MICREL SEMICONDUCTOR ]
