lm27961tlx National Semiconductor Corporation, lm27961tlx Datasheet - Page 7

• Manufacturer Part Number: lm27961tlx
• Description: Dual-display White Led Driver With 3/2x Switched Capacitor Boost
• Manufacturer: National Semiconductor Corporation

Typical Performance Characteristics
= 3.6V; ENA = V
1µF. (Continued)
Charge Pump Switching Frequency
vs. Headroom Voltage (DxB)
IN
and ENB = GND, or ENA = GND and ENB = V
Diode Current (DxB)
vs. Input Voltage
20127914
20127912
Unless otherwise specified: V
7
IN
; R
SETA
= R
vs. PWM Duty Cycle (ENA or ENB)
SETB
vs. Headroom Voltage (DxA)
Diode Current (DxA or DxB)
Diode Current (DxA)
= 8.35kΩ; C
IN
= 3.6V; V
IN
, C
1
LEDxA
, C
2
, and C
= 3.6V; V
20127913
20127915
www.national.com
POUT
LEDxB
=