LM2794TLX National Semiconductor, LM2794TLX Datasheet - Page 7

• Manufacturer Part Number: LM2794TLX
• Description: IC LED DRVR WHT BCKLT 14USMD
• Manufacturer: National Semiconductor

Specifications of LM2794TLX

• Constant Current: Yes
• Topology: PWM, Switched Capacitor (Charge Pump), Step-Up (Boost)
• Number Of Outputs: 4
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 325kHz ~ 675kHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: 3.8V
• Mounting Type: Surface Mount
• Package / Case: 14-UFBGA
• Operating Temperature: -30°C ~ 85°C
• Current - Output / Channel: 20mA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: *LM2794TLX

Typical Performance Characteristics
= 3.6V, BRGT pin = 0V, R
Start-Up Response
Start-Up Response
Start-Up Response
SET
@
@
@
= 124Ω. (Continued)
V
V
V
IN
IN
IN
= 2.7V (LM2794)
= 3.6V (LM2794)
= 4.2V (LM2794)
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Unless otherwise specified, C1 = C2 = C
7
Start-Up Response
Start-Up Response
Start-Up Response
@
@
@
V
V
V
IN
IN
IN
= 2.7V (LM2795)
= 3.6V (LM2795)
= 4.2V (LM2795)
IN
= C
HOLD
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= 1µF, V
IN