MD3251 查看數據表（PDF） - New Jersey Semiconductor
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MD3251 Datasheet PDF : 2 Pages
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MD3250, A, F, AF and MD3251, A, F, AF (continued)
ELECTRICAL CHARACTERISTICS HA = 25'C unless otherwise noted)
Characteristic
I Symbol | Min| Typ| Max) Unit]
OFF CHARACTERISTICS
Collector-Base Breakdown Voltage
(Ic = 10 MAdc, IE = 0)
Collector-Emitter Breakdown Voltage
dr = 10 mAdc, IR = 0)
Emitter-Base Breakdown Voltage
dE.= 10 MAdc, Ir = 0 )
Collector Cutoff Current
(VCB = 50 Vdc, I£ - 0)
(VrB = 50 Vdc, IE = 0, TA = 150°C)
Emitter Cutoff Current
(V = 3 Vdc, lr = 0)
trJ
'L
ON CHARACTERISTICS
BVCBO
BVCEO
BVEBO
'CBO
'EBO
Vdc
50
Vdc
40 70
Vdc
5
MAdc
0.01
——
10
nAdc
— — 20
DC Forward Current Transfer Ratio*
(Ic = 10 MAdc, VCF - 5 Vdc)
dc = 100 MAdc, V = 5 Vdc)
(!„ = 100 MAdc, V- = 5 Vdc, TA :; -55°C)
(U = 1 mAdc, V_p, =, 5 Vdc)
dc = 10 mAdc, V_ = 5 Vdc)
Uc - 50 mAdc, V. = 5 Vdc)
Collector-Emitter Saturation Voltage*
dc * 10 mAdc, IB ^ 1. 0 mAdc)
(Ir = 50 mAdc, IR = 5 mAdc)
Base-Emitter Saturation Voltage'
(Ic = 10 mAdc, IB - I, 0 mAdc)
dL- - 50 mAdc, It_> -- 5 mAdc)
SMALL SIGNAL CHARACTERISTICS
MD3250, MD32504
MD3251, MD3251A
MD3250, MD3250A
MD3251, MD3251A
MD3250, MD3250A
MD3251, MD3251A
MD3250, MD3250A
MD3251, MD3251A
MD3250, MD3250A
MD3251, MD3251A
MD3250, MD3250A
MD3251, MD3251A
h_*
FE
V
+
CE(sat)
VBE(sat)*
Current-Gain - Bandwidth Product
dc = 10 mAdc, V r p = 20 Vdc, f = 100 M H z )
MD3250, MD3250A
MD3251, MD3251A
fT
Output Capacitance
(Vrn -- 5 Vdc, Ip - 0, f -- lOCfkHz )
Cob
Input Capacitance
C.
(,VBE = 0. 5 Vdc, Ir - 0, f = 100 kHz )
Small Signal Current Gain
dc = 1.0 mA, VCp ^ 10 V, [ = 1 kHz)
MD3250, MD3250A
MD3251, MD3251A
hfo
Voltage Feedback Ratio
dc = 1.0 mA, VCE = 10 V, f = 1 kHz)
MD3250, MD3250A
MD3251, MD3251A
hr»
Input Impedance
(Ic = 1.0 mA, VrE - 10 V, f = 1 KHz)
Output Admittance
(Ic - 1.0 mA, VrF = 10 V, f = 1 k H z )
MD3250, MD3250A
h.
MD3251, MD3251A
MD3250, MD3250A
MD3251, MD3251A
h™
Wide Band Noise Figure
dc = 100 MA, VCE = 10 V, H = 3 kohm,
NF
MD3250, MD3250A
Noise Bandwidth 10 cpa to 15. 7 kHz)
MD3251, MD3251A
MATCHING CHARACTERISTICS (Types MD3250A and MD3251A only)
25
50 ——
—
—
50 — 150
100
300
—
25
50
—
—
—
—
50
100
—
150
300
—
50
100
—
——
—
15 — —
30 —
—
Vdc
— — 0.25
— 0. 50
—
Vdc
0.6
0. 9
—
1.2
——
200
^ MHz
250
——
pF
—— 6
pF
8
—50 — 200
100 — 400 —
—
——
10 X10-'4
20
——
1
2
—
—
6 kohms
12
4
10
——
40 Mmhos
60
dB
4
——
3
——
DC Current Cain Ratio"
dc = lOOuAdc and 1 mAdc, VrF = 5 Vdc)
MD3250A, MD3251A "FEJ/W 0. 9
1.0 —
Base Voltage Differential
(I = 10 MA, to 10 mA, V = 5 Vdc)
l^
L Ci
(Ic = 100 MAdc, VCE - 5 Vdc)
MD3250A, MD3251A
MD3250A, MD3251A
VBEl"VBE2l
——
mVdc
5
3
Base Voltage Differential Change
dc = 100 (iAdc, VCE = S Vdc, TA = -55 to t-25°C)
dc = 100 MAdc, VCE = 5 Vdc, TA = 25 to I25°C)
MD3250A, MD3Z51A AlVBErVBE2'
MD3250A, MD3251A
: 1
0.8
1.0
mVdc
•Pulse Test 1 300 MS, duty cycle S2%
**The lowest
reading is taken as hF j for this ratio
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