LP3907SQX-BJXIX/NOPB National Semiconductor, LP3907SQX-BJXIX/NOPB Datasheet - Page 15
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LP3907SQX-BJXIX/NOPB
Manufacturer Part Number
LP3907SQX-BJXIX/NOPB
Description
1 A&D 6A BUCK 2X 0.3A LDO
Manufacturer
National Semiconductor
Series
PowerWise®r
Datasheet
1.LP3907SQ-JXQXNOPB.pdf
(46 pages)
Specifications of LP3907SQX-BJXIX/NOPB
Topology
Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
Function
Any Function
Number Of Outputs
4
Frequency - Switching
2.1MHz
Voltage/current - Output 1
1.2V, 1A
Voltage/current - Output 2
3.3V, 600mA
Voltage/current - Output 3
1.8V, 300mA
W/led Driver
No
W/supervisor
No
W/sequencer
Yes
Voltage - Supply
2.8 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
24-WFQFN Exposed Pad
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Typical Performance Characteristics
V
IN
= 2.8V to 5.5V, T
(V
OUT
(V
OUT
=1.2V, L= 2.2µH — PWM mode to PFM mode)
=1.2V, L= 2.2µH —(Forced PWM mode)
Efficiency vs Output Current
Efficiency vs Output Current
A
= 25°C, V
OUT
= 1.2V, 2.0V
30017847
30017849
— Buck1
15
(V
OUT
(V
OUT
=2.0V, L= 2.2µH — PWM mode to PFM mode)
=2.0V, L= 2.2µH — Forced PWM mode)
Efficiency vs Output Current
Efficiency vs Output Current
30017850
30017848
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