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.
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
Manual Details
| Brand | Philips |
|---|---|
| Pages | 13 |
| File Size | 125.28 KB |
| Published | July 04, 2026 |
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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.