Datasheet

Micrel, Inc. MIC20xx Family
August 2011 12
M9999-080211-D
Electrical Characteristics
(4)
(Continued)
V
IN
= 5V, T
A
= 25°C unless otherwise specified. Bold indicates –40°C to +85°C limits; C
IN
= 1µF.
Symbol Parameter Condition Min. Typ. Max. Units
All Parts
V
IL
(MAX)
0.5
V
EN
ENABLE Input Voltage
(6)
V
IH
(MIN)
1.5
V
I
EN
ENABLE Input Current
0V ≤ V
EN
≤ 5V
1 5 µA
V
IN
Rising
2
2.25
2.5
UVLO
THRESHOLD
Undervoltage Lock-Out
Threshold
V
IN
Falling
1.9
2.15
2.4
V
UVLO
HYSTERESIS
Undervoltage Lock-Out
Hysteresis
0.1 V
V
FAULT
Fault Status Output Voltage I
OL
= 10mA 0.25
0.4
V
T
J
Increasing 145
OT
THRESHOLD
Over-Temperature
Threshold
T
J
Decreasing 135
°C
Note:
6. V
IL(MAX)
= Maximum positive voltage applied to the input which will be accepted by the device as a logic low.
V
IH(MAX)
= Maximum positive voltage applied to the input which will be accepted by the device as a logic high.