HIT 2SC2735 Datasheet

2SC2735

Silicon NPN Epitaxial

Application

UHF/VHF Local oscillator, frequency converter

Outline

MPAK

3

		1	Emitter
		1.
	2	2.	Base
		3.	Collector

2SC2735

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	3	V
Collector current	IC	50	mA
Collector power dissipation	PC	150	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 A, 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	3	—	—	V	I	E = 10 A, IC = 0
voltage
Collector cutoff current	ICBO	—	—	0.5	A		VCB = 10 V, IC = 0
Collector to emitter saturation	VCE(sat)	—	—	1.0	V	I	C = 20 mA, IB = 4 mA
voltage
DC current transfer ratio	hFE	40	—	—		V	CE = 10 V, IC = 10 mA
Collector output capacitance	Cob	—	0.85	1.5	pF	V CB = 10 V, IE = 0, f = 1 MHz
Gain bandwidth product	fT	600	1200	—	MHz	V CE = 10 V, IC = 10 mA
Oscillating output voltage	VOSC1	—	210	—	mV	V	CC = 12 V, IC = 7 mA,
							fOSC = 300 MHz
	VOSC2	—	130	—	mV	V	CC = 12 V, IC = 7 mA,
							fOSC = 930 MHz
Conversion gain	CG	—	21	—	dB	V	CC = 12 V, IC = 2 mA,
							f = 200 MHz,
							fOSC = 230 MHz (0dBm)
Noise figure	NF	—	6.5	—	dB	V	CC = 12 V, IC = 2 mA,

f = 200 MHz,

fOSC = 230 MHz (0dBm)

Note: Marking is “JC”.

2

Collector Power Dissipation PC (mW)

Gain Bandwidth Product fT (GHz)

Maximum Collector Dissipation Curve

150

100

50

0

50

100

150

Ambient Temperature Ta (°C)

Gain Bandwidth Product vs. Collector Current

2.0

1.6

1.2

0.8

0.4

VCE = 10 V

0

1

2

5

10

20

50

Collector Current IC (mA)

2SC2735

DC Current Transfer Ratio

vs. Collector Current

									FE				200
								h					160
								Ratio
								Transfer					120
								Current					80
													40
								DC																	VCE			= 10 V
													0
																				10							20				50
													1		2		5
																Collector Current IC (mA)
															Collector Output Capacitance
															vs. Collector to Base Voltage
								(pF)					2.0
									ob				1.6												I	E	= 0
								C
																									f = 1 MHz
								Capacitance
													1.2
								Output					0.8
								Collector					0.4
													0
													1		2		5			10							20				50
															Collector to Base Voltage												VCB (V)

3