HIT 2SC1342 Datasheet

2SC1342

Silicon NPN Epitaxial Planar

Application

•VHF amplifier, mixer

•Local oscollator

Outline

TO-92 (2)

1. Emitter

2. Collector

3. Base

3

2

1

2SC1342

Absolute Maximum Ratings (Ta = 25°C)

Item	Symbol	Ratings	Unit
Collector to base voltage	VCBO	30	V
Collector to emitter voltage	VCEO	20	V
Emitter to base voltage	VEBO	4	V
Collector current	IC	30	mA
Collector power dissipation	PC	100	mW
Junction temperature	Tj	150	°C
Storage temperature	Tstg	–55 to +150	°C

Electrical Characteristics (Ta = 25°C)

Item	Symbol	Min	Typ	Max	Unit	Test conditions
Collector to base breakdown	V(BR)CBO	30	—	—	V	I	C = 10 µA, IE = 0
voltage
Collector to emitter breakdown	V(BR)CEO	20	—	—	V	I	C = 1 mA, RBE = ∞
voltage
Emitter to base breakdown	V(BR)EBO	4	—	—	V	I	E = 10 µA, IC = 0
voltage
Collector cutoff current	ICBO	—	—	0.5	µA	VCB = 10 V, IE = 0
DC current transfer ratio	h *1	35	—	200		V	CE	= 6 V, I = 1 mA
	FE							C
Collector to emitter saturation	VCE(sat)	—	0.8	1.2	V	I C = 10 mA, IB = 1 mA
voltage
Collector output capacitance	Cob	—	1.1	1.5	pF	V CB = 10 V, IE = 0, f = 1 MHz
Base time constant	rbb’ •CC	—	20	35	ps	V CB = 6 V, IC = 1 mA,
							f = 31.8 MHz
Gain bandwidth product	fT	150	320	—	MHz	V CE = 6 V, IC = 1 mA
Noise figure	NF	—	5.5	8.5	dB	V CE = 6 V, IC = 1 mA,
							f = 100 MHz, Rg = 50 Ω
Reverse transfer capacitance	Cre	—	0.9	1.2	pF	V CE = 10 V, IE = –1 mA,
						f = 1 MHz
Power gain	PG	13	17	—	dB	V CE = 6 V, IC = 1 mA,
							f = 100 MHz, Rg = 100 Ω,
						RL = 550 Ω, Unneutralized

Note: 1. The 2SC1342 is grouped by hFE as follows.

A

B

C

35 to 70

60 to 120

100 to 200

2

Maximum Collector Dissipation Curve

(mW)	150
C
P
Dissipation	100
Collector Power	50
	0	50	100	150
		Ambient Temperature Ta (°C)

Typical Output Characteristics (2)

	5
			50					40
(mA)	4
								30
C
I	3
Current
									20
	2
Collector
	1
								10	μA
							IB = 0
	0	4			8				12			16			20
		Collector to Emitter Voltage										VCE (V)

2SC1342

Typical Output Characteristics (1)

	20
(mA)	16					240					200
											140
						180
											160
I													120
C
Current	12														100
																			80
Collector	8																							60
																												PC = 100 mW
	4																								40
																						20 μ					A
																						IB			=		0
	0	4							8									12					16							20

Collector to Emitter Voltage VCE (V)

			Typical Transfer Characteristics (1)
(mA)	20
	16
							VCE	= 6	V
C
I	12
Current
	8
Collector
	4
	0
	0.60		0.64			0.68		0.72		0.76			0.80

Base to Emitter Voltage VBE (V)

3