BF256B

更新时间： 2024-11-14 22:39:35

品牌	Logo	应用领域
飞兆/仙童 - FAIRCHILD		射频放大器
页数	文件大小	规格书
3页	26K
描述
N-Channel RF Amplifiers

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中文翻译

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数据手册
替代型号

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BF256B 数据手册

BF256A/BF256B/BF256C

N-Channel RF Amplifiers

•

This device is designed for VHF/UHF amplifiers.

Sourced from process 50.

TO-92

1. Gate 2. Source 3. Drain

Absolute Maximum Ratings ^{T =25°C unless otherwise noted}

Symbol

Parameter

Value

Units

Drain-Gate Voltage

Gate-Source Voltage

Forward Gate Current

-30

Total Device Dissipation @T =25°C

350

Derate above 25°C

2.8

mW/°C

°C

Operating and storage Temperature Range

- 55 ~ 150

STG

Electrical Characteristics ^{T =25°C unless otherwise noted}

Symbol

Parameter

Test Condition

Min.

Max.

Units

Off Characteristics

Gate-Source Breakdown Voltage

Gate-Source

= 0, I = 1µA

-30

-0.5

(BR)GSS

= 15V, I = 200µA

-7.5

-8

(off)

Gate-Source Cutoff Voltage

Gate Reverse Current

= 15V, I = 10nA

= -20V, V = 0

-5

GSS

On Characteristics

Zero-Gate Voltage Drain Current

DSS

BF256A

BF256B

BF256C

= 15V, V = 0

Small Signal Characteristics

gfs

Common Source Forward Transconductance

= 15V, V = 0, f = 1KHz

4.5

mmhos

Rev. A, June 2003

12 3

中文翻译

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BF256B 替代型号

型号	品牌	替代类型	描述	数据表
NTE312	NTE	功能相似	N-Channel Silicon Junction Field Effect Transistor
NTE133	NTE	功能相似	N.Channel JFET Silicon Transistor General Purpose AF Amplifier

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BF256B5	MOTOROLA	获取价格	RF Small Signal Field-Effect Transistor, 1-Element, Ultra High Frequency Band, Silicon, N-
BF256BB	ALLEGRO	获取价格	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-226A
BF256BB-STYLE-A	ALLEGRO	获取价格	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-226A
BF256BB-STYLE-B	ALLEGRO	获取价格	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-226A
BF256BB-STYLE-C	ALLEGRO	获取价格	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-226A
BF256BB-STYLE-D	ALLEGRO	获取价格	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-226A
BF256BB-STYLE-E	ALLEGRO	获取价格	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-226A
BF256BB-STYLE-F	ALLEGRO	获取价格	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-226A
BF256BB-STYLE-G	ALLEGRO	获取价格	Small Signal Field-Effect Transistor, 1-Element, N-Channel, Silicon, Junction FET, TO-226A