1996 Jul 30
2
NXP Semiconductors
Product specification
N-channel silicon field-effect transistors
BF245A; BF245B;
BF245C
FEATURES
?
Interchangeability of drain and source connections
?
Frequencies up to 700 MHz.
APPLICATIONS
?
LF, HF and DC amplifiers.
DESCRIPTION
General purpose N-channel symmetrical junction
field-effect transistors in a plastic TO-92 variant package.
PINNING
CAUTION
The device is supplied in an antistatic package. The
gate-source input must be protected against static
discharge during transport or handling.
PIN SYMBOL DESCRIPTION
1 d drain
2 s source
3ggate
Fig.1 Simplified outline (TO-92 variant)
and symbol.
handbook, halfpage2
1
3
MAM257
s
d
g
QUICK REFERENCE DATA
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
VDS
drain-source voltage
???30 V
VGSoff
gate-source cut-off voltage ID
=10nA; VDS
=15V
?0.25
??8V
VGSO
gate-source voltage
open drain
???30 V
IDSS
drain current
VDS
=15V; VGS
=0
BF245A 2
?
6.5 mA
BF245B 6
?
15 mA
BF245C 12
?
25 mA
Ptot
total power dissipation
Tamb
=75?C
??300 mW
?yfs?
forward transfer admittance VDS
=15V; VGS
=0;
f=1kHz; Tamb
=25?C
3
?
6.5 mS
Crs
reverse transfer capacitance VDS
=20V; VGS
=
?1V;
f=1MHz; Tamb
=25?C
?
1.1
?
pF
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相关代理商/技术参数
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制造商:未知厂家 制造商全称:未知厂家 功能描述:TRANSISTOR | JFET | N-CHANNEL | 30V V(BR)DSS | 500UA I(DSS) | TO-92VAR
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制造商:未知厂家 制造商全称:未知厂家 功能描述:TRANSISTOR | JFET | N-CHANNEL | 30V V(BR)DSS | 3MA I(DSS) | TO-92VAR
BF245A/B/C
制造商:未知厂家 制造商全称:未知厂家 功能描述:N-Channel Silicon Field Effect Transistors
BF245A/D
制造商:未知厂家 制造商全称:未知厂家 功能描述:JFET VHF/UHF Amplifiers
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功能描述:JFET N-Channel Transistor RoHS:否 制造商:ON Semiconductor 晶体管极性:N-Channel 漏极电流（Vgs=0 时的 Idss）:50 mA 漏源电压 VDS:15 V 闸/源击穿电压: 漏极连续电流:50 mA 配置: 安装风格: 封装 / 箱体:SC-59 封装:Reel
BF245A_D75Z
功能描述:JFET N-Channel Transistor RoHS:否 制造商:ON Semiconductor 晶体管极性:N-Channel 漏极电流（Vgs=0 时的 Idss）:50 mA 漏源电压 VDS:15 V 闸/源击穿电压: 漏极连续电流:50 mA 配置: 安装风格: 封装 / 箱体:SC-59 封装:Reel
BF245A_D75Z_Q
功能描述:JFET N-Channel Transistor RoHS:否 制造商:ON Semiconductor 晶体管极性:N-Channel 漏极电流（Vgs=0 时的 Idss）:50 mA 漏源电压 VDS:15 V 闸/源击穿电压: 漏极连续电流:50 mA 配置: 安装风格: 封装 / 箱体:SC-59 封装:Reel