lm2715sqx-adj National Semiconductor Corporation, lm2715sqx-adj Datasheet - Page 6

• Manufacturer Part Number: lm2715sqx-adj
• Description: Tft Panel Module
• Manufacturer: National Semiconductor Corporation

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Switching Regulator
I
V
%V
I
R
I
V
T
g
A
D
f
I
UVP
Q
CL
B
S
L
m
SS
FB
IN
V
DSON
MAX
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics — Switching Regulator
Specifications in standard type face are for T
ture Range ( T
C
Symbol
V
SW Voltage
FB Voltage
V
SWC Voltage
Supply Voltage, AV
Amplifier/Buffer Input Voltage
Amplifier/Buffer Output
Voltage
Delay
FB
GAMMA
IN
C
/∆V
Voltage
IN
= 1nF.
Quiescent Current
Feedback Voltage
Feedback Voltage Line
Regulation
Switch Current Limit
(Note 6)
Switch R
FB Pin Bias Current (Note 8)
Input Voltage Range
Internal Soft Start Ramp
Time
Error Amp Transconductance ∆I = 5µA
Error Amp Voltage Gain
Maximum Duty Cycle
Switching Frequency
Switch Leakage Current
On Threshold
Off Threshold
Hysteresis
J
= −40˚C to +125˚C). Unless otherwise specified V
IN
DSON
Parameter
(Note 7)
Not Switching, FB = 2V
Switching, switch open, FB =
0.1V
V
V
V
0.96V to 1.56V
IN
IN
SW
J
GND to 1.3V
-0.3V to 12V
-0.3V to 18V
-0.3V to 12V
-0.3V to 12V
= 25˚C and those with boldface type apply over the full Operating Tempera-
-0.3V to 2V
= 2.5V, V
= 2.5V
(Note 2)
Rail-to-Rail
Rail-to-Rail
= 18V
Conditions
OUT
= 8V
6
IN
Operating Conditions
SWI
SWO
ESD Ratings
(Note 3)
Operating Temperature
Storage Temperature
Supply Voltage, V
SW Voltage
Supply AV
SWI
=2.2V, AV
Human Body Model
(Note 4)
1.239
1.79
1.69
IN
Min
2.2
1.0
85
78
IN
= 8V, R
IN
COM
(Note 5)
1.265
0.01
1.29
1.25
1.92
1.82
Typ
178
110
135
100
1.6
3.6
0.1
60
85
7
= R
GAMMA
(Note 4)
1.291
= 50Ω, C
Max
2.05
1.95
200
270
2.3
4.3
0.1
1.5
12
20
−40˚C to +125˚C
−65˚C to +150˚C
-0.3V to 30V
-0.3V to 30V
2.2V to 12V
2.2V to 30V
COM
4V to 12V
17.5V
Units
µmho
=
MHz
%/V
mΩ
V/V
mA
mS
mV
nA
µA
%
2kV
V
A
V
V
V