Datasheet

ManualsBrandsST ManualsDiscrete SemiconductorsPower Transistor, SOT-32, PNP, 300V

November 2011 Doc ID 4171 Rev 6 1/8

MJE340

MJE350

Complementary silicon power transistors

Features

■ STMicroelectronics preferred salestypes

■ Complementary NPN - PNP devices

Applications

■ Linear and switching industrial equipment

Description

The MJE340 is a silicon planar NPN transistor

intended for use in medium power linear and

switching applications. It is mounted in SOT-32.

The complementary PNP type is MJE350.

Figure 1. Internal schematic diagram

SOT-32

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Table 1. Device summary

Order code Marking Polarity Package Packaging

MJE340 MJE340 NPN SOT-32 Tube

MJE350 MJE350 PNP SOT-32 Tube

www.st.com

Summary of content (8 pages)

PAGE 1
MJE340 MJE350 Complementary silicon power transistors Features ■ STMicroelectronics preferred salestypes ■ Complementary NPN - PNP devices Applications ■ Linear and switching industrial equipment Description SOT-32 The MJE340 is a silicon planar NPN transistor intended for use in medium power linear and switching applications. It is mounted in SOT-32. The complementary PNP type is MJE350. Figure 1. Internal schematic diagram # % " 3# Table 1.
PAGE 2
Electrical ratings 1 MJE340, MJE350 Electrical ratings Table 2. Absolute maximum ratings Value Symbol Parameter MJE340 (NPN) Unit MJE350 (PNP) VCBO Collector-base voltage (IE = 0) 300 V VCEO Collector-emitter voltage (IB = 0) 300 V VEBO Base-emitter voltage (IC = 0) 3 V Collector current 0.5 A PTOT Total dissipation at Tc ≤ 25 °C 20.8 W Tstg Storage temperature IC TJ Note: °C Max operating junction temperature 150 for PNP type voltage and current values are negative.
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MJE340, MJE350 2 Electrical characteristics Electrical characteristics Tcase = 25 °C unless otherwise specified. Table 4. Symbol Electrical characteristics Parameter Test conditions Min. Typ. Max.
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Electrical characteristics 2.1 4/8 MJE340, MJE350 Electrical characteristics (curves) Figure 2. Safe operating area Figure 3. Derating curve Figure 4. DC current gain (NPN type) Figure 5. DC current gain (PNP type) Figure 6. Collector-emitter saturation voltage (NPN type) Figure 7.
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MJE340, MJE350 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.
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Package mechanical data Table 5. MJE340, MJE350 SOT-32 (TO-126) mechanical data mm. Dim. Min. Typ. Max. A 2.40 2.90 B 0.64 0.88 B1 0.39 0.63 D 10.50 11.05 E 7.40 7.80 e 2.04 2.29 2.54 e1 4.07 4.58 5.08 L 15.30 16 ØP 2.90 3.20 Q Q1 3.80 1 1.52 H2 2.15 I 1.27 Figure 8.
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MJE340, MJE350 4 Revision history Revision history Table 6.
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MJE340, MJE350 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.