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FAIRCHILD BS270 User Guide

Summary

This manual covers the BS270 N-Channel MOSFET, a 60V, 400mA enhancement mode field-effect transistor designed for low-voltage switching applications. It is ideal for controlling small servo motors and driving power MOSFET gates, featuring low on-state resistance and rugged reliability.

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Page 1 Text Content

April 1995

BS270 N-Channel Enhancement Mode Field Effect Transistor

General Description Features These N-Channel enhancement mode field effect transistors 400m A, 60V. RDS(ON) = 2Ω @ VGS = 10V. are produced using Fairchild's proprietary, high cell density,

High density cell design for low RDS(ON).

DMOS technology. These products have been designed to minimize on-state resistance while provide rugged, reliable, Voltage controlled small signal switch. and fast switching performance. They can be used in most

Rugged and reliable.

applications requiring up to 500m A DC. These products are particularly suited for low voltage, low current applications such High saturation current capability. as small servo motor control, power MOSFET gate drivers, and other switching applications.

Absolute Maximum Ratings TA = 25°C unless otherwise noted Symbol Parameter BS270 Units VDSS Drain-Source Voltage

VDGR Drain-Gate Voltage (RGS < 1MΩ)

VGSS Gate-Source Voltage - Continuous ±20

- Non Repetitive (tp < 50µs) ±40

ID Drain Current - Continuous 400 m A

- Pulsed

PD Maximum Power Dissipation m W

Derate Above 25°C m W/°C

TJ,TSTG Operating and Storage Temperature Range -55 to 150 °C

TL Maximum Lead Temperature for Soldering °C Purposes, 1/16" from Case for 10 Seconds

THERMAL CHARACTERISTICS

RθJA Thermal Resistacne, Junction-to-Ambient °C/W

© 1997 Fairchild Semiconductor Corporation BS270.SAM

Page Summary Contents For FAIRCHILD BS270 User Guide

Page 1 April 1995 BS270 N-Channel Enhancement Mode Field Effect Transistor General Description Features These N-Channel enhancement mode field effect transistors 400m A, 60V. RDS(ON) = 2Ω @ VGS = 10V. are pr...
Page 2 Electrical Characteristics (TA = 25°C unless otherwise noted) Symbol Parameter Conditions Min Typ Max Units OFF CHARACTERISTICS BVDSS Drain-Source Breakdown Voltage VGS = 0 V, ID = 10 µA IDSS Zero Gat...
Page 3 IN (A (O , N LI ZE Typical Electrical Characteristics IN -S -R IS TA IN -S (A V = 10VGS V =4.0V GS V , DRAIN-SOURCE VOLTAGE (V) I , DRAIN CURRENT (A) DS Figure 1. On-Region Characteristics. Figure 2. ...
Page 4 Typical Electrical Characteristics (continued) IT (p F) LI ZE IN -S LT 1.1 = 10µAD V = 0VGS 1.075 T = 125°CJ T , JUNCTION TEMPERATURE (°C) V , BODY DIODE FORWARD VOLTAGE (V) SD Figure 7. Breakdown Vol...
Page 5 Typical Electrical Characteristics (continued) r( t), LI ZE FF TI IN (A TR IE TH IS TA 100us RDS(ON) L 1ms 0.5 10ms 100ms V = 10V GS SINGLE PULSE T = 25°C V , DRAIN-SOURCE VOLTAGE (V) DS Figure 13. Ma...
Page 6 TO-92 Tape and Reel Data TO-92 Packaging Configuration: Figure 1.0 TAPE and REEL OPTION FSCINT Label sample See Fig 2.0 for various FAIRCHILD SEMICONDUCTOR CORPORATION HTB:B Reeling Styles LOT: CBVK74...
Page 7 TO-92 Tape and Reel Data, continued TO-92 Reeling Style Configuration: Figure 2.0 Machine Option “A” (H) Machine Option “E” (J) Style “A”, D26Z, D70Z (s/h) Style “E”, D27Z, D71Z (s/h) TO-92 Radial Amm...
Page 8 TO-92 Tape and Reel Data, continued TO-92 Tape and Reel Taping Dimension Configuration: Figure 4.0 Ha W1 H1 HO WO W2 P2 DO ITEM DESCRIPTION SYMBOL DIMENSION Base of Package to Lead Bend 0.098 (max) Co...
Page 9 TO-92 Package Dimensions TO-92; TO-18 Reverse Lead Form (J35Z Option) (FS PKG Code 92, 94, 96) 1:1 Scale 1:1 on letter size paper Dimensions shown below are in: inches [millimeters] Part Weight per un...
Page 10 TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. ACEx™ FAST...

Manual Details

Brand Fairchild
Pages 10
File Size 339.18 KB
Published June 15, 2026
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Frequently Asked Questions

Max drain-source voltage?

60V.

Max continuous drain current?

400 mA.

On-resistance at V_GS=10V?

2 ohms max.

Authorized for life support?

No, requires express approval.

Typical applications?

Small servo motor control, MOSFET gate drivers, low current switching.