lm2655mtcx-adj National Semiconductor Corporation, lm2655mtcx-adj Datasheet - Page 4

• Manufacturer Part Number: lm2655mtcx-adj
• Description: 2.5a High Efficiency Synchronous Switching Regulator
• Manufacturer: National Semiconductor Corporation

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V
V
V
V
I
V
V
V
V
I
CL
CL
OUT
OUT
INUV
UV_HYST
FB
OUT
INUV
UV_HYST
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
LM2655-3.3 Electrical Characteristics
Specifications with standard typeface are for T
Range. V
LM2655-ADJ Electrical Characteristics
Specifications with standard typeface are for T
Range. V
Supply Voltage (PV
Supply Voltage (AV
Feedback Pin Voltage
V
C
Comp Voltage
L
LDR Voltage
V
Power Dissipation (T
(Note 2)
(Note 9)
(Note 9)
Symbol
Symbol
DELAY
CB
SW
SS
, (Note 8)
Voltage, (Note 7)
Voltage
Voltage
IN
IN
= 10V unless otherwise specified.
= 10V unless otherwise specified.
Output Voltage
Output Voltage Line
Regulation
Output Voltage Load
Regulation
V
Threshold Voltage
Hysteresis for the Input
Undervoltage Lockout
Average Output Current
Limit
Feedback Voltage
Output Voltage Line
Regulation
Output Voltage Load
Regulation
V
Threshold Voltage
Hysteresis for the Input
Undervoltage Lockout
Average Output Current
Limit
IN
IN
Undervoltage Lockout
Undervoltage Lockout
IN
IN
A
)
)
=25˚C),
Parameter
Parameter
3.8V ≤ V
4.0V ≤ V
-0.4V ≤ V
I
V
I
I
V
Rising Edge
V
V
I
V
I
I
V
Rising Edge
V
V
J
J
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
(Note 1)
IN
IN
IN
OUT
IN
IN
IN
OUT
= 25˚C, and those in boldface type apply over full Operating Temperature
= 25˚C, and those in boldface type apply over full Operating Temperature
= 5V to 14V
=10V
= 5V
= 5V to 14V
=10V
= 5V
IN
IN
= 3.3V
= 3.3V
= 1.5 A
= 1.5 A
= 100 mA to 2.5A
= 1.5 A
= 1.5 A
= 100 mA to 2.5A
FB
≤ 14V
≤ 14V
≤ 5V
2.5V
2.5V
2.5V
14V
Conditions
Conditions
7V
5V
4
Operating Ratings
Lead Temperature
ESD Susceptibility(Note 3)
Storage Temperature Range
Junction Temperature Range
TSSOP-16 Package θ
Power Dissapation
Vapor Phase (60 sec.)
Infrared (15 sec.)
Human Body Model(Note 4)
Machine Model
(Note 5)
(Note 5)
Typical
Typical
1.238
210
210
3.3
0.5
0.6
3.8
3.3
0.5
0.6
3.8
3.3
JA
(Note 1)
3.235/3.185
3.392/3.416
1.208/1.181
1.260/1.267
(Note 6)
(Note 6)
Limit
Limit
3.95
3.95
0.7
1.7
0.7
1.7
−65˚C ≤ T
−40˚C ≤ T
J
J
≤ +150˚C
≤ +125˚C
%(max)
%(max)
%(max)
%(max)
V(max)
V(max)
V(max)
V(max)
V(min)
V(min)
Units
Units
140˚C/W
mV
mV
%
%
%
%
893mW
V
V
V
V
A
215˚C
220˚C
200V
1kV