BF998B 查看數據表（PDF） - Vishay Semiconductors

零件编号

产品描述 (功能)

生产厂家

BF998B

N–Channel Dual Gate MOS-Fieldeffect Tetrode, Depletion Mode

Vishay Semiconductors 

BF998/BF998R/BF998RW

Vishay Telefunken

N–Channel Dual Gate MOS-Fieldeffect Tetrode,

Depletion Mode

Electrostatic sensitive device.

Observe precautions for handling.

Applications

Input and mixer stages in UHF tuners.

Features

D Integrated gate protection diodes

D Low noise figure

D Low feedback capacitance

D High cross modulation performance

D Low input capacitance

D High AGC-range

D High gain

21

1

2

94 9279

13 579

3

4

BF998 Marking: MO

Plastic case (SOT 143)

1 = Source, 2 = Drain, 3 = Gate 2, 4 = Gate 1

12

94 9278

4

3

95 10831

BF998R Marking: MOR

Plastic case (SOT 143R)

1 = Source, 2 = Drain, 3 = Gate 2, 4 = Gate 1

13 654

13 566

43

BF998RW Marking: WMO

Plastic case (SOT 343R)

1 = Source, 2 = Drain, 3 = Gate 2, 4 = Gate 1

Document Number 85011

Rev. 4, 23-Jun-99

www.vishay.de • FaxBack +1-408-970-5600

1 (9)

Share Link: