# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Philips Buk202-50Y Data Manual

Summary

This document is a product specification for the Philips BUK202-50Y TOPFET high-side switch, a PowerMOS transistor with integrated protection features. The device provides 50V supply voltage, 20A continuous load current, and 38mΩ on-state resistance with overtemperature and overload protection. The manual includes functional block diagrams and pinning configurations. Target users are automotive and industrial electronics engineers designing power switching circuits.

📄 Preview PAGE OF 13

Page 1 Text Content

查询BUK202-50Y供应商 Philips Semiconductors Product specification

Power MOS transistor BUK202-50Y TOPFET high side switch

DESCRIPTION QUICK REFERENCE DATA Monolithic temperature and SYMBOL PARAMETER MIN. UNIT overload protected power switch

based on MOSFET technology in a IL Nominal load current (ISO)

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

SYMBOL PARAMETER MAX. UNIT

APPLICATIONS

VBG Continuous off-state supply voltage

General controller for driving IL Continuous load current

lamps, motors, solenoids, heaters. Tj Continuous junction temperature ˚C

RON On-state resistance mΩ

FEATURES FUNCTIONAL BLOCK DIAGRAM Vertical power DMOS switch Low on-state resistance 5 V logic compatible input

Overtemperature protection - self resets with hysteresis

STATUS

Overload protection against

POWER

short circuit load with output current limiting; MOSFET

INPUT

latched - reset by input

CONTROL &

High supply voltage load protection

PROTECTION

Supply undervoltage lock out Status indication for overload

CIRCUITS

protection activated Diagnostic status indication

of open circuit load LOAD

Very low quiescent current

GROUND RG

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 - SOT263 PIN CONFIGURATION SYMBOL PIN DESCRIPTION

Ground Input

TOPFET

Battery (+ve supply) HSS Status leadform

Fig. 2. Fig. 3.

tab connected to pin 3

April 1995 Rev 1.100

Page Summary Contents For Philips Buk202-50Y Data Manual

Page 1 查询BUK202-50Y供应商 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch DESCRIPTION QUICK REFERENCE DATA Monolithic temperature and SYMBOL PARAMETER MIN. U...
Page 2 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch LIMITING VALUES Limiting values in accordance with the Absolute Maximum System (IEC 134) SYMBOL PAR...
Page 3 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch STATIC CHARACTERISTICS Tmb = 25 ˚C unless otherwise stated SYMBOL PARAMETER CONDITIONS MIN. TYP. MA...
Page 4 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch PROTECTION FUNCTIONS AND STATUS INDICATIONS Truth table for normal, open-circuit load and overload ...
Page 5 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch DYNAMIC CHARACTERISTICS Tmb = 25 ˚C; VBG = 13 V SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Ind...
Page 6 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch IL / A BUK202-50Y VBL VBG / V = TOPFET IS HSS VSG VIG RS IG VBL / V Fig.4. High side switch measure...
Page 7 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch IG / m A BUK202-50Y IL BUK202-50Y CLAMPING OPERATING VIG = 3 V HIGH VOLTAGE QUIESCENT VIG = 0 V VBG...
Page 8 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch VIG / V BUK202-50Y IS BUK202-50Y VIG(ON) VIG(OFF) Tj / C Tj / C Fig.16. Typical input threshold vol...
Page 9 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch VSG / V BUK202-50Y VBG(LP) / V BUK202-50Y VIG / V = off Tj / C Tj / C Fig.22. Typical status clampi...
Page 10 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch VLG / V BUK202-50Y IL / A BUK202-50Y tp = 300 us Tj / C VBL / V Fig.28. Typical negative load clamp...
Page 11 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch IL(LIM) / A BUK202-50Y VBL(TO) / V BUK202-50Y Tmb / C Tmb / C Fig.34. Typical overload current, VBL...
Page 12 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch MECHANICAL DATA Dimensions in mm 4.5 Net Mass: 2 g max 10.3 max 5.9 min mounting 15.8 max max (2) ....
Page 13 Philips Semiconductors Product specification Power MOS transistor BUK202-50Y TOPFET high side switch DEFINITIONS Data sheet status Objective specification This data sheet contains target or goal speci...

Manual Details

Brand Philips
Pages 13
File Size 125.28 KB
Published July 04, 2026
2 views

Enter the captcha to get the download link:

captcha

Frequently Asked Questions

What is the maximum continuous load current for BUK202-50Y?

The maximum continuous load current is 20 A for T_mb ≤ 110°C.

What applications is the BUK202-50Y designed for?

It is a general controller for driving lamps, motors, solenoids, and heaters.

How is the device protected against overheating?

It has overtemperature protection that self-resets with hysteresis.

What is the maximum continuous off-state supply voltage?

The maximum continuous off-state supply voltage is 50 V.