RENESAS 2SC4988

2SC4988
Silicon NPN Epitaxial
REJ03G0738-0300
(Previous ADE-208-004A)
Rev.3.00
Aug.10.2005
Application
VHF / UHF wide band amplifier
Features
• High gain bandwidth product
fT = 8.5 GHz Typ
• High gain, low noise figure
PG = 10.5 dB Typ, NF = 1.3 dB Typ at f = 900 MHz
Outline
RENESAS Package code: PLZZ0004CA-A
(Package name: UPAK R )
1
3
2
1. Base
2. Collector
3. Emitter
4. Collector (Flange)
4
Note:
Marking is “FR”.
*UPAK is a trademark of Renesas Technology Corp.
Attention: This device is very sensitive to electro static discharge.
It is recommended to adopt appropriate cautions when handling this transistor.
Absolute Maximum Ratings
(Ta = 25°C)
Item
Symbol
Ratings
Collector to base voltage
VCBO
15
Collector to emitter voltage
VCEO
9
Emitter to base voltage
VEBO
1.5
Collector current
IC
100
Collector power dissipation
PC
800*1
Junction temperature
Tj
150
Storage temperature
Tstg
–55 to +150
Note: 1. This value is allowed when using the alumina ceramics board (12.5 x 20 x 0.7 mm)
Rev.3.00 Aug 10, 2005 page 1 of 7
Unit
V
V
V
mA
mW
°C
°C
2SC4988
Electrical Characteristics
(Ta = 25°C)
Item
Collector to base breakdown voltage
Collector cutoff current
Emitter cutoff current
DC current transfer ratio
Collector output capacitance
Gain bandwidth product
Power gain
Noise figure
Rev.3.00 Aug 10, 2005 page 2 of 7
Symbol
V(BR)CBO
ICBO
ICEO
IEBO
hFE
Cob
fT
PG
Min
15
—
—
—
50
—
5.5
7.5
Typ
—
—
—
—
120
1.1
8.5
10.5
Max
—
1
1
10
250
1.6
—
—
Unit
V
µA
mA
µA
pF
GHz
dB
NF
—
1.3
2.5
dB
Test conditions
IC = 10 µA, IE = 0
VCB = 12 V, IE = 0
VCE = 9 V, RBE = ∞
VEB = 1.5 V, IC = 0
VCE = 5 V, IC = 20 mA
VCB = 5 V, IE = 0, f = 1 MHz
VCE = 5 V, IC = 20 mA
VCE = 5 V, IC = 20 mA,
f = 900 MHz
VCE = 5 V, IC = 5 mA,
f = 900 MHz
2SC4988
Main Characteristics
DC Current Transfer Ratio
vs. Collector Current
200
1600
DC Current Transfer Ratio hFE
Collector Power Dissipation Pc (mW)
(on the alumina ceramic board)
Collector Power Dissipation Curve
1200
800
400
VCE = 5V
160
120
80
40
0
50
0
100
150
1
200
2
Collector Output Capacitance Cob (pF)
Gain Bandwidth Product fT (GHz)
12
VCE = 5 V
10
8
6
4
2
0
1
2
5
10
20
50
20
50
100
100
Collector Output Capacitance vs.
Collector to Base Voltage
1.8
IE = 0
f = 1 MHz
1.6
1.4
1.2
1.0
0.8
0.5
1
2
5
10
20
Collector to Base Voltage VCB (V)
Collector Current IC (mA)
Noise Figure vs. Collector Current
Power Gain vs. Collector Current
20
5
NF (dB)
VCE = 5V
f = 900 MHz
16
12
VCE = 5V
f = 900MHz
4
3
Noise Figure
Power Gain PG (dB)
10
Collector Current IC (mA)
Ambient Temperature Ta (°C)
Gain Bandwidth Product
vs. Collector Current
5
8
4
2
1
0
0
1
2
5
10
20
50
Collector Current IC (mA)
Rev.3.00 Aug 10, 2005 page 3 of 7
100
1
2
5
10
20
50
Collector Current IC (mA)
100
2SC4988
S21 Parameter vs. Collector Current
S21 Parameter
|S21|2 (dB)
20
VCE = 5V
f = 1 GHz
16
12
8
4
0
1
2
5
10
20
50
Collector Current IC (mA)
Rev.3.00 Aug 10, 2005 page 4 of 7
100
2SC4988
S11 Parameter vs. Frequency
S21 Parameter vs. Frequency
1
90°
.8
.6
1.5
Scale: 5 / div.
60°
120°
2
.4
3
4
5
.2
30°
150°
10
.2
0
.4
.6 .8 1.0 1.5 2
3 45
10
180°
0°
Ð10
Ð5
Ð4
Ð.2
Ð.4
–30°
–150°
Ð3
Ð2
Ð.6
Ð.8
Ð1
–90°
Condition: V CE = 5 V , Zo = 50 Ω
200 to 2000 MHz (200 MHz step)
(I C = 5 mA)
(I C = 20 mA)
Condition: V CE = 5 V , Zo = 50 Ω
200 to 2000 MHz (200 MHz step)
(I C = 5 mA)
(I C = 20 mA)
S12 Parameter vs. Frequency
90°
S22 Parameter vs. Frequency
Scale: 0.01 / div.
.8
60°
120°
–60°
–120°
Ð1.5
1
.6
1.5
2
.4
3
30°
150°
4
5
.2
10
180°
0°
.2
0
.4
.6 .8 1.0 1.5 2
3 45
10
–10
–5
–4
–.2
–30°
–150°
–3
–.4
–60°
–120°
–90°
Condition: V CE = 5 V , Zo = 50 Ω
200 to 2000 MHz (200 MHz step)
(I C = 5 mA)
(I C = 20 mA)
Rev.3.00 Aug 10, 2005 page 5 of 7
–2
–.6
–.8
–1
–1.5
Condition: V CE = 5 V , Zo = 50 Ω
200 to 2000 MHz (200 MHz step)
(I C = 5 mA)
(I C = 20 mA)
2SC4988
S Parameter
(VCE = 5 V, IC = 5 mA, ZO = 50 Ω)
Freq.
(MHz)
200
400
600
800
1000
1200
1400
1600
1800
2000
S11
MAG.
0.555
0.328
0.225
0.185
0.172
0.179
0.200
0.224
0.253
0.277
S21
ANG.
–66.6
–102.5
–133.1
–160.5
170.5
148.5
131.7
120.0
108.7
99.8
MAG.
9.68
5.98
4.24
3.31
2.71
2.34
2.06
1.86
1.71
1.58
S12
ANG.
124.7
102.2
89.3
80.3
72.4
65.8
59.9
54.4
49.6
44.9
MAG.
0.0717
0.106
0.138
0.170
0.204
0.237
0.270
0.303
0.334
0.365
S22
ANG.
62.3
59.4
60.8
61.4
61.3
60.7
59.5
58.1
56.4
54.5
MAG.
0.672
0.462
0.371
0.326
0.301
0.285
0.276
0.268
0.262
0.256
ANG.
–39.7
–49.8
–53.4
–56.4
–59.9
–63.6
–68.2
–73.2
–78.7
–84.7
S Parameter
(VCE = 5 V, IC = 20 mA, ZO = 50 Ω)
Freq.
(MHz)
200
400
600
800
1000
1200
1400
1600
1800
2000
S11
MAG.
0.220
0.135
0.120
0.132
0.155
0.174
0.196
0.225
0.246
0.267
S21
ANG.
–101.8
–149.0
175.1
148.0
129.6
117.3
105.5
97.8
92.0
84.5
Rev.3.00 Aug 10, 2005 page 6 of 7
MAG.
13.13
7.08
4.83
3.70
3.02
2.58
2.26
2.04
1.86
1.72
S12
ANG.
106.0
90.8
82.2
75.5
69.5
63.9
58.8
54.1
50.0
45.7
MAG.
0.0532
0.0946
0.137
0.178
0.220
0.258
0.296
0.331
0.364
0.397
S22
ANG.
71.5
73.6
72.6
70.8
68.2
65.6
62.9
60.3
57.5
54.7
MAG.
0.401
0.277
0.239
0.221
0.212
0.205
0.201
0.197
0.193
0.190
ANG.
–48.6
–49.0
–50.1
–53.4
–57.9
–63.1
–69.1
–75.7
–82.1
–89.4
2SC4988
Package Dimensions
RENESAS Code
Package Name
MASS[Typ.]
PLZZ0004CA-A
UPAK / UPAKV
0.050g
1.5 1.5
3.0
1.5 ± 0.1
0.44 Max
2.5 ± 0.1
4.25 Max
(1.5)
0.44 Max
(0.2)
0.53 Max
0.48 Max
0.8 Min
φ1
0.4
4.5 ± 0.1
1.8 Max
Unit: mm
(2.5)
SC-62
(0.4)
JEITA Package Code
Ordering Information
Part Name
2SC4988FRTL-E
Quantity
1000
Rev.3.00 Aug 10, 2005 page 7 of 7
Shipping Container
φ 178 mm Reel, 8 mm Emboss Taping
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