PIP212-12M_4

© NXP B.V. 2006. All rights reserved.

Product data sheet

Rev. 04 — 23 October 2006

11 of 21

NXP Semiconductors

PIP212-12M

DC-to-DC converter powertrain

12. Application information

12.1 Typical application

A typical four-phase buck converter is shown in Figure 10. This system uses four

PIP212-12M devices to deliver a continuous output current of 120 A at an operating

frequency of 500 kHz.

Fig 10. Typical application circuit using the PIP212-12M in a four-phase converter

10

Ω

22

µF

(4

×)

100

µF

(2

×)

1

µF

1

µF

100 nF

03ao41

360 nH

conversion supply

control circuit supply

voltage

output

PIP212-12M

VO

VI

REG5V

DISABLE

CBP

CBN

PIP212-12M

VO

VI

REG5V

DISABLE

CBP

CBN

PIP212-12M

VO

VI

REG5V

DISABLE

CBP

CBN

PIP212-12M

VO

VI

REG5V

DISABLE

CBP

CBN

100 nF

10

Ω

22

µF

(4

×)

100

µF

(2

×)

1

µF

1

µF

360 nH

PWM 1

PWM

CONTROLLER

PWM 1

PWM 1

PWM 1

100 nF

10

Ω

22

µF

(4

×)

100

µF

(2

×)

1

µF

1

µF

360 nH

100 nF

10

Ω

22

µF

(4

×)

100

µF

(2

×)

1

µF

1

µF

360 nH

100 nF

signal ground

power ground