MNLM1575-12-X Datasheet, PDF (6/14 Pages) National Semiconductor (TI) – SIMPLE SWITCHER 1A STEP-DOWN VOLTAGE REGULATOR

MNLM1575-12-X REV 0D1
MICROCIRCUIT DATA SHEET
Electrical Characteristics
ELECTRICAL CHARACTERISTICS: ON/OFF CONTROL
(The following conditions apply to all the following parameters, unless otherwise specified.)
DC: Vin = 25V, and Iload = 200mA.
SYMBOL
Vih
PARAMETER
ON/OFF Pin Logic Vout = 0V
Input Level
CONDITIONS
NOTES
PIN-
NAME
MIN
2.2
MAX
UNIT
SUB-
GROUPS
V
1
Vih
ON/OFF Pin Logic Vout = 0V
Input Level
2.4
V
2, 3
Vil
ON/OFF Pin Logic Vout = 12V
Input Level
1.0
V
1
Vil
ON/OFF Pin Logic Vout = 12V
Input Level
0.8
V
2, 3
Iih
ON/OFF Pin Input ON/OFF Pin = 5V (OFF)
Current
30
uA 1
Iil
ON/OFF Pin Input ON/OFF Pin = 0V (ON)
Current
10
uA 1
Note 1:
Note 2:
Note 3:
Note 4:
External components such as the catch diode, inductor, input and output capacitors
can affect switching regulator system performance.
Output sourcing current. No diode, inductor or capacitor connected to output.
Feedback removed from output and connected to 0V.
Feedback removed from output and connected to 25V to force the output transistor OFF.
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