LM27961TLEV National Semiconductor, LM27961TLEV Datasheet - Page 7
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LM27961TLEV
Manufacturer Part Number
LM27961TLEV
Description
BOARD EVALUATION LM27961TL
Manufacturer
National Semiconductor
Datasheet
1.LM27961TLNOPB.pdf
(13 pages)
Specifications of LM27961TLEV
Current - Output / Channel
20mA
Outputs And Type
7, Non-Isolated
Voltage - Output
4 V
Features
Charge Pump
Voltage - Input
2.7 ~ 5.5V
Utilized Ic / Part
LM27961
Lead Free Status / RoHS Status
Not applicable / Not applicable
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
=