Philips BUK205-50Y User's Manual

Philips Switch User's Manual - BUK205-50Y.
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Philips Semiconductors

Product specification

 TOPFET high side switch

BUK205-50Y 

 SMD version of BUK201-50Y

 

DESCRIPTION

QUICK REFERENCE DATA

Monolithic temperature and

SYMBOL

PARAMETER

MIN.

UNIT

overload protected power switch
based on MOSFET technology in a

I

L

Nominal load current (ISO)

6

A

5 pin plastic surface mount
envelope, configured as a single
high side switch.

SYMBOL

PARAMETER

MAX.

UNIT

APPLICATIONS

V

BG

Continuous off-state supply voltage

50

V

I

L

Continuous load current

15

A

General controller for driving

T

j

Continuous junction temperature

150

˚C

lamps, motors, solenoids, heaters.

R

ON

On-state resistance

60

m

FEATURES

FUNCTIONAL BLOCK DIAGRAM

Vertical power DMOS switch
Low on-state resistance
5 V logic compatible input
Overtemperature protection -
self resets with hysteresis
Overload protection against
short circuit load with
output current limiting;
latched - reset by input
High supply voltage load
protection
Supply undervoltage lock out
Status indication for overload
protection activated
Diagnostic status indication
of open circuit load
Very low quiescent current
Voltage clamping for turn off of
inductive loads
ESD protection on all pins
Reverse battery and
overvoltage protection

Fig.1.   Elements of the TOPFET HSS with internal ground resistor.

PINNING - SOT426

PIN CONFIGURATION

SYMBOL

PIN

DESCRIPTION

1

Ground

2

Input

3

(connected to mb)

4

Status

5

Load

Fig. 2.

Fig. 3.

mb

Battery

BATT

LOAD

INPUT

GROUND

STATUS

POWER

MOSFET

RG

CONTROL &

PROTECTION

CIRCUITS

mb

1 2

4 5

3

B

G

L

I

S

HSS

TOPFET

July 1996

1

Rev 1.000

0.538894s