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IFN421

更新时间: 2024-11-30 20:16:23
品牌 Logo 应用领域
INTERFET 放大器晶体管
页数 文件大小 规格书
1页 65K
描述
Small Signal Field-Effect Transistor, 2-Element, N-Channel, Silicon, Junction FET, TO-78

IFN421 技术参数

生命周期:Contact Manufacturer包装说明:CYLINDRICAL, O-MBCY-W8
Reach Compliance Code:unknownHTS代码:8541.21.00.95
风险等级:5.38Is Samacsys:N
配置:SEPARATE, 2 ELEMENTSFET 技术:JUNCTION
最大反馈电容 (Crss):1.5 pFJEDEC-95代码:TO-78
JESD-30 代码:O-MBCY-W8元件数量:2
端子数量:8工作模式:DEPLETION MODE
最高工作温度:150 °C封装主体材料:METAL
封装形状:ROUND封装形式:CYLINDRICAL
极性/信道类型:N-CHANNEL最大功率耗散 (Abs):0.75 W
认证状态:Not Qualified子类别:FET General Purpose Small Signal
表面贴装:NO端子形式:WIRE
端子位置:BOTTOM晶体管应用:AMPLIFIER
晶体管元件材料:SILICONBase Number Matches:1

IFN421 数据手册

  
01/99  
B-41  
IFN421, IFN422, IFN423  
Dual N-Channel Silicon Junction Field-Effect Transistor  
Absolute maximum ratings at T = 25¡C  
¥ Very High Input Impedance  
Differential Amplifiers  
¥ Electrometers  
A
Device Dissipation (Derate 3.2 mW/°C to 50°C)  
400 mW  
750 mW  
– 65°C to 200°C  
Total Device Dissipation (Derate 6 mW/°C to 150°C)  
Storage Temperature Range  
At 25°C free air temperature:  
Static Electrical Characteristics  
IFN421, IFN422, IFN423  
Process NJ01  
Test Conditions  
I = – 1 µA, V = ØV  
Min  
Typ  
Max  
Unit  
Gate Source Breakdown Voltage  
Gate to Gate Breakdown Voltage  
V
– 40  
±40  
– 60  
V
V
(BR)GSS  
G
DS  
BV  
I = – 1 µA, I = ØA, I = ØA  
G D S  
G1G2  
– 1  
– 1  
pA  
nA  
pA  
pA  
V
V
= – 20V, V = ØV  
GS  
DS  
Gate Reverse Current  
Gate Operating Current  
I
GSS  
V
= – 20V, V = ØV  
T = +125°C  
GS  
DS  
A
– 0.25  
– 250  
– 2  
V
= 10V, I = 30 µA  
DS  
D
I
G
V
= 10V, I = 30 µA  
T = +125°C  
DS  
D
A
Gate Source Cutoff Voltage  
Gate Source Voltage  
V
– 0.4  
60  
V
= 10V, I = 1 nA  
GS(OFF)  
DS  
D
V
– 1.8  
1000  
V
V
= 10V, I = 30 µA  
GS  
DS  
D
Drain Saturation Current (Pulsed)  
I
µA  
V
= 10V, V = Ø V  
DSS  
DS  
GS  
Dynamic Electrical Characteristics  
Common Source Forward Transconductance g  
100  
1500  
3
µS  
µS  
V
= 10V, V = Ø V  
f = 1 kHz  
f = 1 kHz  
f = 1 MHz  
f = 1 MHz  
f = 10 Hz  
fs  
DS  
GS  
Common Source Output Conductance  
Common Source Input Capacitance  
Common Source Reverse Transfer Capacitance  
Equivalent Circuit Input Noise Voltage  
g
V
= 10V, I = 30 µA  
os  
DS  
D
C
3
pF  
V
= 10V, V = Ø V  
iss  
DS  
GS  
C
1.5  
70  
pF  
V
= 10V, V = Ø V  
rss  
DS  
GS  
e¯  
20  
nV/Hz  
V
= 10V, I = 30 µA  
DS  
D
N
V
= 10V, I = 30 µA  
DS  
D
Noise Figure  
NF  
1
dB  
f = 10 Hz  
R = 10 M  
G
Max - IFN421 IFN422 IFN423  
Differential Gate Source Voltage  
|V – V  
|
10  
15  
25  
mV  
V
= 10V, I = 30 µA  
GS1 GS2  
DG  
D
T = – 55°C  
A
Differential Gate Source Voltage  
With Temperature  
|V – V  
|
GS1 GS2  
10  
25  
40  
µV/°C  
V
= 10V, I = 30 µA  
T = 25°C  
DG  
D
B
T  
T = 125°C  
C
Min - IFN421 IFN422 IFN423  
CMRR 90 80 80  
Common Mode Rejection Ratio  
dB  
V
= 10V to 20V, I = 30 µA  
DG  
D
TOÐ78 Package  
See Section G for Outline Dimensions  
Pin Configuration  
1 Source 1, 2 Drain 1, 3 Gate 1, 4 Case,  
5 Source 2, 6 Drain 2, 7 Gate 2,  
8 Omitted  
1000 N. Shiloh Road, Garland, TX 75042  
(972) 487-1287 FAX (972) 276-3375  
www.interfet.com  

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