DatasheetQ Logo
Electronic component search and free download site. Transistors,MosFET ,Diode,Integrated circuits

2N2857J 데이터 시트보기 (PDF) - Semicoa Semiconductor

부품명
상세내역
제조사
2N2857J
Semicoa
Semicoa Semiconductor Semicoa
2N2857J Datasheet PDF : 2 Pages
1 2
2N2857
Silicon NPN Transistor
Data Sheet
ELECTRICAL CHARACTERISTICS
characteristics specified at TA = 25°C
Off Characteristics
Parameter
Symbol
Test Conditions
Min
Typ
Max Units
Collector-Emitter Breakdown Voltage V(BR)CEO IC = 3 mA
15
Volts
Collector-Base Cutoff Current
ICBO1 VCB = 15 Volts
10
nA
Collector-Base Cutoff Current
ICBO3 VCB = 30 Volts
1
µA
Collector-Base Cutoff Current
ICBO2 VCB = 15 Volts, TA = 150°C
1
µA
Collector-Emitter Cutoff Current
ICES VCE = 16 Volts
100
nA
Emitter-Base Cutoff Current
IEBO1 VEB = 3 Volts
10
µA
On Characteristics
Parameter
DC Current Gain
Base-Emitter Saturation Voltage
Collector-Emitter Saturation Voltage
Symbol
hFE1
hFE2
VBEsat
VCEsat
Test Conditions
IC = 3 mA, VCE = 1 Volts
IC = 3 mA, VCE = 1 Volts
TA = -55°C
IC = 10 mA, IB = 1 mA
IC = 10 mA, IB = 1 mA
Pulse Test: Pulse Width = 300 µs, Duty Cycle 2.0%
Min
Typ
Max Units
30
150
10
1.0
Volts
0.4
Volts
Dynamic Characteristics
Parameter
Symbol
Test Conditions
Min
Typ
Max Units
Magnitude – Common Emitter, Short
Circuit Forward Current Transfer Ratio
|hFE|
VCE = 6 Volts, IC = 5 mA,
f = 100 MHz
10
21
Small Signal Short Circuit Forward
Current Transfer Ratio
hFE
VCE = 6 Volts, IC = 2 mA,
f = 1 kHz
50
Collector to Base Feedback
Capacitance
CCB
VCB = 10 Volts, IE = 0 mA,
100 kHZ < f < 1 MHz
220
1
pF
Collector Base time constant
Small Signal Power Gain
rb’CC
VCB = 6 Volts, IE = 2 mA,
f = 31.9 MHz
4
Gpe
VCE = 6 Volts, IE = 1.5 mA,
f = 450 MHz
12.5
15
ps
21
MHz
Noise Figure
VCE = 6 Volts, IC = 1.5 mA,
F
f < 450 MHz, Rg = 50
4.5
dB
Copyright2002
Rev. F
Semicoa Semiconductors, Inc.
333 McCormick Avenue, Costa Mesa, California 92626 714.979.1900, FAX 714.557.4541
www.SEMICOA.com
Page 2 of 2

Share Link: 

datasheetq.com  [ Privacy Policy ]Request Datasheet ] [ Contact Us ]