Philips Semiconductors

PIP401

OR-ing Intelligent Switch

Product data

Rev. 03 — 5 November 2002

2 of 16

9397 750 10578

© Koninklijke Philips Electronics N.V. 2002. All rights reserved.

5.

Block diagram

6.

Pinning information

7.

Functional description

Figure 1 shows the block diagram of the PIP401, which contains the following

functional blocks:

Figure 2 shows the basic application circuit for the PIP401. The protected supply is

connected to VI. The output (VO) is connected to the system bus. An auxiliary supply

Fig 1.

Block diagram.

VCC

VCC

IN

driver

power switch

comparator

SOURCE

GATE

4, mb

1

3

2

6, 7

5

VI

VRS

VCC

VCC

PIP401

GND

thermal flag

VO

TFL

GND

03ah71

TOUT

Table 2:

Pinning

Symbol Pin

I/O

Description

Simplified outline

Device symbol

TFL

1

O

overtemperature flag

SOT427

2

-

positive supply voltage

GND

3

-

ground

VO

4, mb

O

output

VRS

5

I

remote sense

VI

6, 7

I

input

MBL537

1 2 3 4 5 6 7

mb

VCC

VRS

TFL

GND

VO

VI

003aaa198