LM2751SD-B/NOPB National Semiconductor, LM2751SD-B/NOPB Datasheet - Page 3

• Manufacturer Part Number: LM2751SD-B/NOPB
• Description: IC LED DRIVR WHITE BCKLGT 10-LLP
• Manufacturer: National Semiconductor
• Type: Backlight, White LEDr

Specifications of LM2751SD-B/NOPB

• Topology: PWM, Switched Capacitor (Charge Pump)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 725kHz
• Voltage - Supply: 2.8 V ~ 5.5 V
• Voltage - Output: 4.5V
• Mounting Type: Surface Mount
• Package / Case: 10-LLP
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 150mA
• Internal Switch(s): Yes
• Efficiency: 90%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM2751SD-B; LM2751SD-BTR

V
V
I
I
E
Q
SD
Symbol
OUT
R
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
Limits in standard typeface are for T
(-40˚C ≤ T
= 3.6V, V(EN) = V
V
EN, CS0, CS1 Pins
Continuous Power Dissipation
(Note 3)
Junction Temperature
(T
Storage Temperature Range
Maximum Lead Temperature
(Soldering, 10sec.)
ESD Rating (Note 4)
IN
J-MAX-ABS
Human-body model:
Machine model:
Pin
Output Voltage
Output Ripple
Quiescent Current
Shutdown Supply Current V(EN) = 0V
Efficiency
A
)
≤ +85˚C) . Unless otherwise noted, specifications apply to the LM2751 Typical Application Circuit (pg. 1) with: V
Parameter
IN,
CS0 = CS1 = V
A
IN
Version A, 2.8V ≤ V
Freq. = 300kHz, 725kHz, T
I
Version A, 2.8V ≤ V
Freq. = 300kHz, I
Freq. = 725kHz, I
Version B, 2.8V ≤ V
Freq. = 300kHz, 725kHz, T
I
Version B, 2.8V ≤ V
Freq. = 300kHz, I
Freq. = 725kHz, I
2.8V ≤ V
I
Freq. = 9.5kHz, I
Freq. = 37kHz, I
Freq. = 300kHz, I
Freq. = 725kHz, I
V(EN) = 0V, T
I
Freq. = 300kHz, 725kHz
I
Freq. = 300kHz, 725kHz
OUT
OUT
OUT
OUT
OUT
= 25
, C
−0.3V to (V
Internally Limited
1
= 0 to 60mA
= 0 to 120mA
= 60mA
= 80mA (Version A, 5.0V)
= 150mA (Version B, 4.5V)
−65˚C to 150˚C
o
= C
C. Limits in boldface type apply over the full operating ambient temperature range
−0.3V to 6.0V
(Notes 2, 7)
w/ 6.0V max
IN
(Notes 1, 2)
2
≤ 5.5V
= 1.0µF, C
IN
A
150˚C
265˚C
200V
+0.3)
= 85˚C
OUT
OUT
2kV
Conditions
OUT
OUT
OUT
OUT
OUT
OUT
IN
IN
IN
IN
= 0mA, V
= 0mA, V
= 0 to 60mA
= 0 to 80mA
= 0 to 120mA
= 0 to 150mA
= 0mA, V
= 0mA, V
IN
≤ 5.5V,
≤ 5.5V,
≤ 5.5V,
≤ 5.5V,
= C
3
A
A
OUT
= 25˚C
= 25˚C
Operating Ratings
Thermal Properties
Input Voltage Range
EN, CS0, CS1 Input Voltage Range
Junction Temperature (T
Ambient Temperature (T
(Note 5)
Recommended Maximum Load Current
Version
B
Version
A
Junction-to-Ambient Thermal
Resistance, LLP-10
Package (θ
IN
IN
IN
IN
= 2.2µF (Note 8).
= 3.7V
= 3.7V
= 3.7V
= 3.7V
JA
) (Note 6)
Freq. = 725kHz
Freq. = 300kHz
Freq. = 37kHz
Freq. = 9.5kHz
Freq. = 725kHz
Freq. = 300kHz
Freq. = 37kHz
Freq. = 9.5kHz
(-4.5%)
(-3.5%)
4.850
(-3%)
4.775
4.343
4.275
(-5%)
Min
A
J
) Range
) Range
1000
0.77
Typ
425
450
700
5.0
4.5
1.0
92
83
(Notes 1, 2)
8
(+4.5%)
(+3.5%)
(+3%)
(+5%)
5.150
5.225
4.658
4.725
1500
Max
600
640
900
1.3
-40˚C to 115˚C
-40˚C to 85˚C
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2.8V to 5.5V
55˚C/W
0V to V
Units
150mA
120mA
mV
µA
µA
40mA
10mA
80mA
60mA
16mA
%
V
4mA
IN
IN