LM3525
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
Output Voltage
Voltage at All Other Pins
Power Dissipation (T
A
= 25˚C)
(Note 2)
T
JMAX
(Note 2)
−0.3V to 6.0V
−0.3V to 6.0V
−0.3V to 5.5V
700 mW
150˚C
Operating Ratings
Supply Voltage Range
Operating Ambient Range
Operating Junction Temperature
Range
Storage Temperature Range
Lead Temperature
(Soldering, 5 seconds)
ESD Rating (Note 3)
2.7 to 5.5V
−40˚C to +85˚C
−40˚C to +125˚C
−65˚C to +150˚C
260˚C
2 kV
DC Electrical Characteristics
Limits in standard typeface are for T
J
= 25˚C, and limits in
boldface
type apply over the full operating temperature range. Un-
less otherwise specified: V
IN
= 5.0V, EN = 0V (LM3525-L) or EN = V
IN
(LM3525-H).
Symbol
R
ON
I
OUT
I
SC
I
LEAK
OC
THRESH
R
FO
I
EN
V
IH
V
IL
V
UVLO
I
DDOFF
I
DDON
Th
SD
I
FH
Parameter
On-Resistance
OUT pins continuous output
current
Short Circuit Output Current
OUT pins Output Leakage
Current
Over-current Threshold
FLAG Output Resistance
EN/EN Leakage Current
EN/EN Input Voltage
EN/EN Input Voltage
Under-Voltage Lockout
Supply Current
Supply Current
Overtemperature Shutdown
Threshold (Note 4)
Error Flag Leakage Current
I
FO
= 10 mA, V
IN
= 5V
I
FO
= 10 mA, V
IN
= 2.7V
EN/EN = 0V or EN/EN = V
IN
(Note 5)
(Note 5)
V
IN
= Increasing
V
IN
= Decreasing
Switch OFF
Switch ON
T
J
Increasing
T
J
Decreasing
V
FLAG
= 5V
−0.5
2.4
1.9
1.7
1.9
1.8
0.05
65
135
125
0.1
1
1
100
0.8
(Note 4)
EN = V
IN
(LM3525-L) or
EN = GND (LM3525-H),
Conditions
IN to Out pins
V
IN
= 5V
V
IN
= 2.7V
0.5
0.5
1.0
0.15
2.25
6
8
1.5
10
3.2
25
40
0.5
Min
Typ
80
120
Max
120
160
Units
mΩ
A
A
µA
A
Ω
µA
V
V
V
µA
µA
˚C
˚C
µA
3
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