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參數(shù)資料
| 型號(hào)： | JANJ2N2857UB |
| 廠商： | MICROSEMI CORP |
| 元件分類： | 小信號(hào)晶體管 |
| 英文描述： | UHF BAND, Si, NPN, RF SMALL SIGNAL TRANSISTOR |
| 封裝： | CERSOT-3 |
| 文件頁(yè)數(shù)： | 2/2頁(yè) |
| 文件大?。?/td> | 44K |
| 代理商： | JANJ2N2857UB |
Data Sheet No. 2N2857UB
OFF Characteristics
Symbol
Min
Max
Unit
Collector-Base Breakdown Voltage
IC = 1 A
Collector-Emitter Breakdown Voltage
IC = 3 mA
Emitter-Base Breakdown Voltage
IE = 10 A
Collector-Emitter Cutoff Current
VCB = 15 V
Collector-Base Cutoff Current
VCB = 15 V
ICBO
---
10
ICES
---
100
3.0
---
V(BR)CEO
15
---
nA
V
Electrical Characteristics
TC = 25
oC unless otherwise specified
V
nA
V(BR)CBO
30
V(BR)EBO
ON Characteristics
Symbol
Min
Max
Unit
Collector-Emitter Saturation Voltage
IC = 10 mA, IB = 1 mA
Base-Emitter Saturation Voltage
IC = 150 mA, IB = 1 mA
---
0.4
V dc
VBE(sat)
---
1.0
V dc
VCE(sat)
Small Signal Characteristics
Symbol
Min
Max
Unit
Fo
rwa
rdCurren
t T
ran
sfe
r R
atio
IC= 3 mA, V CE = 1 V
hFE
30
150
---
IC = 2 mA, V
CE =
6 V, case lead floating
hFE
50
220
---
Magnitude of Common Emitter Short Circuit
Forward Current Transfer Ratio
VCE = 6 V, IC = 5 mA, f = 100 MHz
Small Signal Power Gain
GPE
12
.5
2
1
dB
Collec
tor-Ba
seFee
dba
ckCap
acitan
ce
VCB = 10 V, IE = 2 mA, 100 kHz < f < 1 MHz
Collector-Base Time Constant
VCE = 6 V, IE = 2 mA, f = 31.9 MHz
Noise Figure
VCE = 6 V, IC = 1.5 mA,rg = 50 ohms, 450 MHz
rb'CC
4.0
15
ps
NF
---
4.5
dB
pF
|hFE|
10
21
---
CCB
---
1.0
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