Datasheet

ManualsBrandsSTMICROELECTRONICS ManualsBJTs & IGBTsN/A BUV 48 A NPN BUV 48 A NPN

November 2009 Doc ID 5989 Rev 9 1/8

BUV48A

High voltage fast switching NPN power transistor

Features

■ High current capability

■ Fast switching speed

Applications

■ Switching mode power supplies

■ Flyback and forward single transistor low power

converter

Description

The device is a multiepitaxial mesa NPN

transistor mounted in TO-247 plastic package.

It is intended for switching and industrial

applications from single and three-phase mains.

Figure 1. Internal schematic diagram

TO-247

Table 1. Device summary

Order code Marking Package Packaging

BUV48A BUV48A TO-247 Tube

www.st.com

Summary of content (8 pages)

PAGE 1
BUV48A High voltage fast switching NPN power transistor Features ■ High current capability ■ Fast switching speed Applications ■ Switching mode power supplies ■ Flyback and forward single transistor low power converter 3 2 1 TO-247 Description The device is a multiepitaxial mesa NPN transistor mounted in TO-247 plastic package. It is intended for switching and industrial applications from single and three-phase mains. Table 1. Figure 1.
PAGE 2
Absolute maximum ratings 1 Absolute maximum ratings Table 2.
PAGE 3
BUV48A 2 Electrical characteristics Electrical characteristics Tcase = 25 °C; unless otherwise specified. Table 4. Symbol Electrical characteristics Parameter Test conditions Min. Typ. Max.
PAGE 4
Electrical characteristics 2.1 BUV48A Test circuit Figure 2. Resistive load switching test circuit 1. Fast electronic switch 2. Non-inductive resistor Figure 3. Inductive load switching test circuit 1. Fast electronic switch 2. Non-inductive resistor 3.
PAGE 5
BUV48A 3 Package mechanical data Package mechanical data In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK® specifications, grade definitions and product status are available at: www.st.com. ECOPACK® is an ST trademark.
PAGE 6
Package mechanical data BUV48A TO-247 mechanical data Dim. mm. Min. Typ. 4.85 5.15 A1 2.20 2.60 b 1.0 1.40 b1 2.0 2.40 b2 3.0 3.40 c 0.40 0.80 D 19.85 20.15 E 15.45 15.75 e 5.45 L 14.20 14.80 L1 3.70 4.30 L2 18.50 øP 3.55 3.65 øR 4.50 5.50 S 6/8 Max. A 5.
PAGE 7
BUV48A 4 Revision history Revision history Table 5. Document revision history Date Revision Changes 29-Oct-2007 8 Package change from TO-218 to TO-247. 16-Nov-2009 9 Added hFE specification Table 4 on page 3.
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BUV48A Please Read Carefully: Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale.