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부품번호 | 2SC4957-T1 기능 |
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기능 | HIGH FREQUENCY LOW NOISE AMPLIFIER NPN SILICON EPITAXIAL TRANSISTOR 4 PINS MINI MOLD | ||
제조업체 | NEC | ||
로고 | |||
전체 6 페이지수
DATA SHEET
SILICON TRANSISTOR
2SC4957
HIGH FREQUENCY LOW NOISE AMPLIFIER
NPN SILICON EPITAXIAL TRANSISTOR
4 PINS MINI MOLD
FEATURES
• Low Noise, High Gain
• Low Voltage Operation
• Low Feedback Capacitance
Cre = 0.3 pF TYP.
ORDERING INFORMATION
PART
NUMBER
2SC4957-T1
2SC4957-T2
QUANTITY
3 Kpcs/Reel.
3 Kpcs/Reel.
PACKING STYLE
Embossed tape 8 mm wide.
Pin3 (Base), Pin4 (Emitter) face to perforation side
of the tape.
Embossed tape 8 mm wide.
Pin1 (Collector), Pin2 (Emitter) face to perforation
side of the tape.
* Please contact with responsible NEC person, if you require evaluation
sample. Unit sample quantity shall be 50 pcs. (Part No.: 2SC4957)
ABSOLUTE MAXIMUM RATINGS (TA = 25 ˚C)
Collector to Base Voltage
VCBO
9
Collector to Emitter Voltage
VCEO
6
Emitter to Base Voltage
VEBO
2
Collector Current
IC 30
Total Power Dissipation
PT 180
Junction Temperature
Tj 150
Storage Temperature
Tstg –65 to +150
V
V
V
mA
mW
˚C
˚C
PACKAGE DIMENSIONS
in millimeters
2.8
+0.2
–0.3
1.5
+0.2
–0.1
5˚ 5˚
5˚ 5˚
PIN CONNECTIONS
1. Collector
2. Emitter
3. Base
4. Emitter
Caution; Electrostatic Sensitive Device.
The information in this document is subject to change without notice.
Document No. P10379EJ2V0DS00 (2nd edition)
(Previous No. TD-2408)
Date Published July 1995 P
Printed in Japan
© 1993
2SC4957
S-PARAMETER
(VCE = 3 V, IC = 1 mA, ZO = 50 Ω)
f
(GHz)
S11
MAG
ANG
0.200
0.400
0.600
0.800
1.000
1.200
1.400
1.600
1.800
2.000
2.200
2.400
2.600
2.800
3.000
.935
.891
.830
.759
.677
.597
.521
.467
.418
.391
.382
.384
.379
.408
.431
–14.9
–30.0
–44.6
–58.8
–74.2
–88.4
–104.0
–119.3
–134.6
–152.1
–168.4
175.2
163.6
151.4
142.5
(VCE = 3 V, IC = 3 mA, ZO = 50 Ω)
f
(GHz)
S11
MAG
ANG
0.200
0.400
0.600
0.800
1.000
1.200
1.400
1.600
1.800
2.000
2.200
2.400
2.600
2.800
3.000
.813
.693
.563
.453
.362
.290
.250
.217
.206
.221
.238
.264
.285
.317
.344
–24.5
–46.7
–65.0
–81.5
–98.3
–115.6
–133.3
–153.6
–171.5
170.3
153.4
142.1
132.7
124.4
119.8
S21
MAG
ANG
3.466
3.392
3.269
3.090
2.891
2.690
2.519
2.327
2.190
2.052
1.909
1.793
1.684
1.574
1.482
165.9
151.4
137.9
125.8
113.5
102.0
92.4
82.0
73.1
64.9
56.5
49.2
42.4
36.1
31.5
S21
MAG
ANG
8.901
7.806
6.683
5.677
4.878
4.249
3.771
3.363
3.053
2.807
2.571
2.382
2.219
2.080
1.953
156.5
135.6
119.4
106.9
95.8
86.1
78.6
70.7
63.4
57.1
50.5
45.0
39.6
34.3
29.7
S12
MAG
ANG
.034
.066
.096
.119
.138
.154
.161
.172
.177
.177
.180
.189
.181
.189
.184
79.7
73.1
61.6
53.2
45.6
40.6
33.9
31.2
27.0
23.4
19.8
22.1
19.6
18.3
18.0
S12
MAG
ANG
.034
.058
.078
.092
.105
.112
.123
.141
.149
.158
.169
.178
.197
.204
.223
79.6
67.4
59.1
53.5
50.1
47.5
46.3
43.2
42.5
39.6
39.1
36.3
35.2
35.4
32.9
S22
MAG
ANG
.991 –7.9
.962 –16.1
.916 –22.6
.870 –29.2
.813 –35.1
.764 –41.2
.706 –46.0
.662 –50.4
.619 –55.3
.581 –60.1
.550 –64.5
.531 –68.5
.484 –73.2
.482 –78.0
.454 –84.7
S22
MAG
ANG
.955 –13.4
.862 –24.7
.758 –31.6
.669 –37.3
.606 –40.8
.553 –45.2
.509 –48.4
.472 –52.4
.438 –55.7
.407 –60.9
.388 –65.7
.362 –70.1
.326 –73.4
.317 –79.0
.302 –87.6
4
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부품번호 | 상세설명 및 기능 | 제조사 |
2SC4957-T1 | HIGH FREQUENCY LOW NOISE AMPLIFIER NPN SILICON EPITAXIAL TRANSISTOR 4 PINS MINI MOLD | NEC |
2SC4957-T2 | HIGH FREQUENCY LOW NOISE AMPLIFIER NPN SILICON EPITAXIAL TRANSISTOR 4 PINS MINI MOLD | NEC |
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