LM2794TL/NOPB National Semiconductor, LM2794TL/NOPB Datasheet - Page 6
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LM2794TL/NOPB
Manufacturer Part Number
LM2794TL/NOPB
Description
IC LED DRVR WHT BCKLT 14MICROSMD
Manufacturer
National Semiconductor
Type
Backlight, White LEDr
Datasheet
1.LM2794TLNOPB.pdf
(16 pages)
Specifications of LM2794TL/NOPB
Constant Current
*
Constant Voltage
*
Topology
*
Number Of Outputs
*
Internal Driver
*
Type - Primary
*
Type - Secondary
*
Frequency
*
Voltage - Supply
*
Voltage - Output
*
Mounting Type
Surface Mount
Package / Case
14-MicroSMD
Operating Temperature
*
Current - Output / Channel
*
Internal Switch(s)
Yes
Efficiency
80%
No. Of Outputs
4
Output Current
80mA
Input Voltage
2.7V To 5.5V
Dimming Control Type
PWM / Analog
Operating Temperature Range
-30°C To +85°C
Switching Frequency
515kHz
Rohs Compliant
Yes
For Use With
LM2794EVAL - BOARD EVALUATION LM2794
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
LM2794TL/NOPBTR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM2794TL/NOPB
Manufacturer:
Texas Instruments
Quantity:
10 000
www.national.com
Typical Performance Characteristics
= 3.6V, BRGT pin = 0V, R
Shutdown Supply Current vs V
Supply Current vs V
I
DIODE
V
SET
R
SET
SET
1-4 = 15mA
vs V
= 1KΩ
= 124Ω. (Continued)
BRGT
IN
20028506
20028513
20028514
IN
Unless otherwise specified, C1 = C2 = C
6
Duty Cycle vs. Led Current (LM2794)
Shutdown Threshold vs V
Supply Current vs V
I
I
DIODE
DIODE
1- 4 = 15mA
1-4 = Open
IN
= C
IN
IN
HOLD
20028515
20028505
20028532
= 1µF, V
IN