English
Language : 

PIP212-12M Datasheet, PDF (12/21 Pages) NXP Semiconductors – DC-to-DC converter powertrain
NXP Semiconductors
PIP212-12M
DC-to-DC converter powertrain
12.2 VDDG supply options
The following options can be used for the lower MOSFET driver supply (VDDG).
conversion supply
control circuit supply
5 V external gate drive
PWM input
VDDG VDDC
VDDO
CBP
VI PIP212-12M CBN
VDDG_EN
VO
VSSC
VSSO
100 nF
Lo(ext)
output
Co(ext)
signal ground power ground
03ar56
Fig 11. Dual supply operation using 5 V external supply for VDDG
conversion supply
control circuit supply
PWM input
open circuit
VDDG VDDC
VDDO
CBP
VI PIP212-12M CBN
VDDG_EN
VSSC
VO
VSSO
100 nF
Lo(ext)
output
Co(ext)
signal ground power ground
03ar57
Fig 12. Single supply operation using internal supply for VDDG
conversion supply
control circuit supply
PWM input
VDDG VDDC
VDDO
CBP
VI
PIP212-12M CBN
VDDG_EN
VO
VSSC
VSSO
100 nF
Lo(ext)
output
Co(ext)
signal ground power ground
03ar55
Fig 13. Single supply operation using external supply for VDDG
PIP212-12M_4
Product data sheet
Rev. 04 — 23 October 2006
© NXP B.V. 2006. All rights reserved.
12 of 21