lm2750ldx-adj National Semiconductor Corporation, lm2750ldx-adj Datasheet - Page 3

• Manufacturer Part Number: lm2750ldx-adj
• Description: Low Noise Switched Capacitor Boost Regulator
• Manufacturer: National Semiconductor Corporation

V
I
I
V
I
V
E
E
f
t
I
Shutdown Pin (SD) Characteristics
V
V
I
I
Q
SD
FB
SW
ON
LIM
IH
IL
OUT
FB
R
PEAK
AVG
IH
IL
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
Typical values and limits in standard typeface apply for T
temperature range. Unless otherwise specified: 2.9V ≤ V
= 2 x 1µF, C
V
SD Pin: Voltage to GND
Junction Temperature (T
Continuous Power Dissipation
(Note 4)
Maximum Output Current (Note 5)
Storage Temperature Range
Maximum Lead Temperature
(Soldering, 5 sec.)
ESD Rating (Note 6)
IN
Symbol
Human-body model:
Machine model
Pin: Voltage to Ground
OUT
Output Voltage
(LM2750-5.0)
Operating Supply Current
Shutdown Supply Current
Feedback Pin Voltage
(LM2750-ADJ)
Feedback Pin Input Current
(LM2750-ADJ)
Output Ripple
Peak Efficiency
(LM2750-5.0)
Average Efficiency over Li-Ion
Input Range
(LM2750-5.0)
(Note 12)
Switching Frequency
V
Current Limit
Logic-High SD Input
Logic-Low SD Input
SD Input Current (Note 13)
SD Input Current
= 2 x 1µF (Note 10).
OUT
Turn-On Time
J-MAX-ABS
Parameter
)
Internally Limited
−65˚C to 150˚C
(Notes 3, 9)
−0.3V to 6V
(Notes 2, 3)
(V
−0.3V to
IN
2.9V ≤ V
I
2.7V ≤ V
I
I
V
V(SD) = 0V
V
V
C
C
V
V
V
I
V
I
V
(Note 11)
V
1.3V ≤ V(SD) ≤ V
V(SD) = 0V
175mA
OUT
OUT
OUT
OUT
OUT
+0.3V)
IH(MIN)
IN
FB
IN
IN
IN
IN
IN
OUT
150˚C
260˚C
OUT
OUT
100V
2 kV
= 3.0V, I
= 3.1V
= 2.7V, I
= 2.9V, I
Range: 2.9V - 4.2V,
Range: 2.9V - 4.2V,
= 1.4V
≤ 120mA
≤ 40mA
= 0mA,
= 120mA
= 40mA
IN
= 10µF, I
= 2.2µF, I
shorted to GND
J
= 25
≤ 5.6V, V
≤ V(SD) ≤V
IN
IN
Conditions
≤ 5.6V,
≤ 2.9V,
OUT
3
o
OUT
OUT
C. Limits in boldface type apply over the operating junction
OUT
OUT
Operating Ratings
Thermal Information
= 100mA,
LM2750-5.0 Input Voltage Range
LM2750-ADJ Input Voltage Range
LM2750-ADJ Output Voltage Range
Recommended Output Current
Junction Temperature (T
Ambient Temperature (T
(Note 7)
Junction-to-Ambient Thermal
Resistance, LLP-10
Package (θ
= 40mA
= 120mA
IN
OUT
2.9V ≤ V
2.7V ≤ V
= 100mA
3.8V ≤ V
4.9V ≤ V
IN
= 100mA
= 5.0V (LM2750-ADJ), V(SD) = V
IN
IN
JA
OUT
OUT
) (Note 8)
≤ 5.6V
≤ 2.9V
≤ 4.9V:
≤ 5.2V:
(-4%)
(-4%)
1.170
4.80
4.80
Min
1.0
1.3
−1
0
A
J
) Range
) Range
1.232
Typ
300
5.0
5.0
1.7
0.5
15
87
85
70
67
15
(Notes 2, 3)
5
1
4
2.7V to (V
IN
, C
(+4%)
(+4%)
1.294
-40˚C to 125˚C
Max
5.20
5.20
V
0.4
FLY
10
12
50
-40˚C to 85˚C
2
1
IN
2.7V to 5.6V
2.7V to 5.6V
3.8V to 5.2V
0 to 120mA
www.national.com
0 to 40mA
OUT
= 1µF, C
55˚C/W
+0.7V)
mVp-p
Units
MHz
(%)
mA
mA
ms
µA
nA
µA
µA
%
%
V
V
V
V
IN