LP3907 Datasheet, PDF (4/58 Pages) National Semiconductor (TI) – Dual High-Current Step-Down DC/DC and Dual Linear Regulator with I2C Compatible Interface

LP3907
SNVS511S – JUNE 2007 – REVISED APRIL 2016
PART NUMBER⁽¹⁾⁽²⁾
LP3907TL-JJCP/NOPB
LP3907TLX-JJCP/NOPB
LP3907TL-PLNTO/NOPB
LP3907TLX-PLNTO/NOPB
Table 3. Default Device Options (continued)
BUCK1
1.2 V
1.2 V
1.3 V
1.3 V
BUCK2
1.8 V
1.8 V
2.2 V
2.2 V
LDO1
1.2 V
1.2 V
2.9 V
2.9 V
LDO2
2.5 V
2.5 V
2.4 V
2.4 V
BUCK MODES DEFAULT EN_T
DELAY
Auto-Mode
010
Auto-Mode
010
Forced PWM
010
Forced PWM
010
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DEFAULT UVLO
Enabled
Enabled
Enabled
Enabled
6 Pin Configuration and Functions
RTW Package
24-Pin WQFN
Top View
18 17 16 15 14 13
1 2345 6
YZR Package
25-Pin DSBGA
Top View
5
VIN
LDO2
VIN
LDO12
GND_S
W1
SW1
VIN1
4 LDO2
VIN
LDO12
EN_T
EN_S
W1
FB1
3
EN_
LDO2
EN_
LDO1
nPOR
GND_C
AVDD
2
LDO1
SCL
EN_
SDA
SW2
FB2
1
VIN
LDO1
GND_
L
GND_
SW2
SW2
A
B
C
D
VIN2
E
4
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