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STN851

Description
Rated power: 1.6W Collector current Ic: 5A Collector-emitter breakdown voltage Vce: 60V Transistor type: NPN NPN
CategoryDiscrete semiconductor    The transistor   
File Size215KB,10 Pages
ManufacturerSTMicroelectronics
Websitehttp://www.st.com/
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STN851 Overview

Rated power: 1.6W Collector current Ic: 5A Collector-emitter breakdown voltage Vce: 60V Transistor type: NPN NPN

STN851 Parametric

Parameter NameAttribute value
Brand NameSTMicroelectronics
MakerSTMicroelectronics
Parts packaging codeSOT-223
package instructionSOT-223, 4 PIN
Contacts4
Reach Compliance Codenot_compliant
ECCN codeEAR99
Factory Lead Time8 weeks
Samacsys DescriptionSTN851, NPN Bipolar Transistor, 5 A 60 V HFE:30 130 MHz Power, 4-Pin SOT-223
Shell connectionCOLLECTOR
Maximum collector current (IC)5 A
Collector-emitter maximum voltage60 V
ConfigurationSINGLE
Minimum DC current gain (hFE)30
JESD-30 codeR-PDSO-G4
JESD-609 codee3
Humidity sensitivity level1
Number of components1
Number of terminals4
Maximum operating temperature150 °C
Package body materialPLASTIC/EPOXY
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)260
Polarity/channel typeNPN
Maximum power dissipation(Abs)1.6 W
Certification statusNot Qualified
surface mountYES
Terminal surfaceMatte Tin (Sn) - annealed
Terminal formGULL WING
Terminal locationDUAL
Maximum time at peak reflow temperature30
transistor applicationsSWITCHING
Transistor component materialsSILICON
Nominal transition frequency (fT)130 MHz
STN851
Low voltage fast-switching NPN power transistor
Features
Very low collector to emitter saturation voltage
High current gain characteristic
Fast-switching speed
4
Applications
1
2
3
Emergency lighting
Voltage regulators
Relay drivers
High efficiency low voltage switching
applications
SOT-223
Figure 1.
Internal schematic diagram
Description
The device is manufactured in Planar Technology
with "Base Island" layout.
The resulting transistor shows exceptional high
gain performance coupled with very low
saturation voltage.
Table 1.
Device summary
Marking
N851
Package
SOT-223
Packaging
Tape and reel
Order code
STN851
March 2009
Rev 7
1/10
www.st.com
10
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