Medium power NPN transistor Slkor MMST5551 compact surface mount device for amplification switching

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Product Description

Product Overview

The MMST5551 is a small surface mount NPN transistor ideal for medium power amplification and switching applications. It is complementary to the MMST5401 and comes in a compact SOT-323 package.

Product Attributes

Product Type: NPN Transistor
Marking: K4N
Complementary to: MMST5401

Technical Specifications

Parameter	Symbol	Rating	Unit	Test Conditions
Absolute Maximum Ratings (Ta = 25)
Collector - Base Voltage	VCBO	180	V
Collector - Emitter Voltage	VCEO	160	V
Emitter - Base Voltage	VEBO	6	V
Collector Current - Continuous	IC	600	mA
Collector Power Dissipation	PC	200	mW
Thermal Resistance From Junction To Ambient	RJA	625	/W
Junction Temperature	TJ	150
Storage Temperature Range	Tstg	-55 to 150
Electrical Characteristics (Ta = 25)
Collector- base breakdown voltage	VCBO	180	V	Ic= 100 A IE= 0
Collector- emitter breakdown voltage	VCEO	160	V	Ic= 1 mA IB= 0 (Note.1)
Emitter - base breakdown voltage	VEBO	6	V	IE= 100A IC= 0
Collector-base cut-off current	ICBO	50	nA	VCB= 120 V , IE= 0
Emitter cut-off current	IEBO	50	nA	VEB= 4V , IC=0
DC current gain	hFE	0.15		IC= 10 mA, IB=1mA
DC current gain	hFE	0.2		IC= 50 mA, IB=5mA
DC current gain	hFE	1		IC= 10 mA, IB=1mA
DC current gain	hFE	1		IC= 50 mA, IB=5mA
DC current gain	hFE(1)	80		VCE= 5V, IC= 1mA
DC current gain	hFE(2)	80 - 300		VCE= 5V, IC= 10mA
DC current gain	hFE(3)	80 - 300		VCE= 5V, IC= 50mA
Collector output capacitance	Cob	6	pF	VCB= 10V, IE= 0,f=1MHz
Transition frequency	fT	100 - 300	MHz	VCE= 10V, IC= 10mA,f=100MHz
Base - emitter saturation voltage	VBE(sat)	0.2 - 1.0	V	IC= 10 mA, IB=1mA to IC= 50 mA, IB=5mA
Collector-emitter saturation voltage	VCE(sat)	0.2 - 1.0	V	IC= 10 mA, IB=1mA to IC= 50 mA, IB=5mA

Package Type	Dimensions (mm)
SOT-323	A: 2.2 max, B: 2.0 max, A1: 0.1 max, Lp: 1.15 max, Q: 0.65 max, c: 0.23 max, HE: 1.3 max, E: 2.2 max, e1: 0.4 max, e: 1.3 max, D: 1.8 max, w: 0.2 max, v: 0.15 max

Note.1: Pulse test: pulse width 300 us, duty cycle 2 %.