2SC4901
Silicon NPN Epitaxial
REJ03G0733-0300 (Previous ADE-208-1127A) Rev.3.00 Aug.10.2005
Application
UHF / VHF wide band amplifier
Features
• High gain bandwidth product fT = 9 GHz Typ • High gain, low noise figure PG = 13.0 dB Typ, NF = 1.2 dB Typ at f = 900 MHz
Outline
RENESAS Package code: PTSP0003ZA-A (Package name: CMPAK R ) 3
1. Emitter 2. Base 3. Collector
1 2
Note:
Marking is “YK–”. *CMPAK is a trademark of Renesas Technology Corp.
Absolute Maximum Ratings
(Ta = 25°C)
Item Collector to base voltage Collector to emitter voltage Emitter to base voltage Collector current Collector power dissipation Junction temperature Storage temperature Symbol VCBO VCEO VEBO IC PC Tj Tstg Ratings 15 9 1.5 50 100 150 –55 to +150 Unit V V V mA mW °C °C
Rev.3.00 Aug 10, 2005 page 1 of 7
2SC4901
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 Symbol V(BR)CBO ICBO ICEO IEBO hFE Cob fT PG NF Min 15 — — — 50 — 6.0 10.0 — Typ — — — — 120 0.9 9.0 13.0 1.2 Max — 10 1 10 250 1.4 — — 2.5 Unit V µA mA µA pF GHz dB 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
Rev.3.00 Aug 10, 2005 page 2 of 7
2SC4901
Main Characteristics
Maximum Collector Dissipation Curve
Collector Power Dissipation PC (mW) DC Current Transfer Ratio hFE
120 100 80 60 40 20 200 VCE = 5V 160
DC Current Transfer Ratio vs. Collector Current
120
80
40 0 0.1 0.2
0
50
100
150
0.5
1
2
5
10 20
50
Ambient Temperature Ta (°C)
Collector Current IC (mA)
12 VCE = 5 V 10 8 6 4 2 0 1 2 5 10 20 50
Collector Output Capacitance Cob (pF)
Gain Bandwidth Product vs. Collector Current
Gain Bandwidth Product fT (GHz)
Collector Output Capacitance vs. Collector to Base Voltage
1.6 IE = 0 f = 1 MHz 1.4
1.2
1.0
0.8 0.6 0.5
1
2
5
10
20
Collector Current IC (mA)
Collector to Base Voltage VCB (V)
Power Gain vs. Collector Current
20 5 VCE = 5V f = 900 MHz 16
Noise Figure vs. Collector Current
VCE = 5V f = 900MHz 4
Power Gain PG (dB)
12
NF (dB) Noise Figure
5 10 20 50
3
8
2
4 0 1 2
1 0 1 2 5 10 20 50
Collector Current IC (mA)
Collector Current IC (mA)
Rev.3.00 Aug 10, 2005 page 3 of 7
2SC4901
S21 Parameter vs. Collector Current
|S21 |2 (dB)
20 16 12 8 4 0 1 VCE = 5V f = 1 GHz
S21 Parameter
2
5
10
20 IC (mA)
50
Collector Current
Rev.3.00 Aug 10, 2005 page 4 of 7
2SC4901
S11 Parameter vs. Frequency .6 .4 .2
.2 .4 .6 1.0 1.5 2 3 45
.8
1
1.5 2 3 4 5 10
10
S21 Parameter vs. Frequency Scale: 4 / div. 90° 120° 60° 150° 30°
0
180° –10
0°
–.2 –.4 –.6 –.8 –1 –1.5
–5 –4 –3 –2
–150° –120° –60°
–30°
Condition: VCE = 5 V , Zo = 50 Ω 200 to 2000 MHz (200 MHz step) (I C = 5 mA) (I C = 20 mA)
–90°
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 Scale: 0.05 / div. 90° 120° 60° 150° 30°
S22 Parameter vs. Frequency .6 .4 .2
.2 .4 .6 .8 1.0 1.5 2 3 45
.8
1
1.5 2 3 4 5 10
10
180°
0°
0
–10 –150° –120° –60° –30° –.2 –.4 –90° Condition: VCE = 5 V , Zo = 50 Ω 200 to 2000 MHz (200 MHz step) (I C = 5 mA) (I C = 20 mA) –.6 –.8 –1 –1.5 –5 –4 –3 –2
Condition: VCE = 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
2SC4901
S Parameter
(VCE = 5 V, IC = 5 mA, ZO = 50 Ω, Emitter common)
Freq. (MHz) 200 400 600 800 1000 1200 1400 1600 1800 2000 S11 MAG. 0.672 0.533 0.469 0.446 0.432 0.427 0.430 0.433 0.439 0.453 ANG. –69.4 –109.9 –134.7 –152.3 –165.9 –176.2 174.1 166.5 158.0 151.9 MAG. 10.99 7.32 5.28 4.12 3.37 2.88 2.52 2.26 2.04 1.88 S21 ANG. 134.0 111.5 98.8 90.2 83.2 77.2 72.1 67.5 63.3 59.2 MAG. 0.0610 0.0841 0.0989 0.112 0.126 0.141 0.157 0.174 0.191 0.209 S12 ANG. 58.8 49.9 49.3 50.9 53.5 55.5 57.4 58.6 59.2 60.0 MAG. 0.752 0.528 0.412 0.351 0.316 0.294 0.282 0.274 0.269 0.265 S22 ANG. –26.7 –50.5 –56.0 –59.0 –61.0 –63.3 –66.0 –69.1 –72.0 –76.0
S Parameter
(VCE = 5 V, IC = 20 mA, ZO = 50 Ω, Emitter common)
Freq. (MHz) 200 400 600 800 1000 1200 1400 1600 1800 2000 S11 MAG. 0.421 0.377 0.370 0.373 0.371 0.377 0.384 0.388 0.392 0.406 ANG. –115.2 –150.2 –167.0 –179.1 170.6 164.9 156.9 150.7 145.3 139.0 MAG. 17.40 9.74 6.68 5.09 4.13 3.49 3.04 2.71 2.45 2.25 S21 ANG. 114.7 98.5 90.1 84.0 79.0 74.3 70.3 66.8 63.3 59.5 MAG. 0.0399 0.0609 0.0822 0.105 0.128 0.151 0.174 0.197 0.219 0.241 S12 ANG. 50.6 64.2 67.8 68.6 69.2 68.9 68.3 67.3 66.2 64.9 MAG. 0.474 0.284 0.213 0.180 0.161 0.151 0.146 0.143 0.142 0.141 S22 ANG. –57.7 –67.2 –70.5 –72.9 –74.9 –77.6 –80.7 –83.5 –87.2 –91.0
Rev.3.00 Aug 10, 2005 page 6 of 7
2SC4901
Package Dimensions
JEITA Package Code SC-70 RENESAS Code PTSP0003ZA-A Package Name CMPAK / CMPAKV MASS[Typ.] 0.006g
D e
A Q c
E
HE LP L
A xM
A S A b
L1
A3 e
Reference Symbol
Dimension in Millimeters
A2
A
A1 S b b1 c b2 A-A Section Pattern of terminal position areas c1 l1 e1
A A1 A2 A3 b b1 c c1 D E e HE L L1 LP x b2 e1 l1 Q
Min 0.8 0 0.8 0.25 0.1 1.8 1.15 1.8 0.3 0.1 0.2
Nom
0.9 0.25 0.32 0.3 0.13 0.11 2.0 1.25 0.65 2.1
Max 1.1 0.1 1.0 0.4 0.15 2.2 1.35 2.4 0.7 0.5 0.6 0.05 0.45 0.9
1.5 0.2
Ordering Information
Part Name 2SC4901YK-TL-E Quantity 3000 Shipping Container φ 178 mm Reel, 8 mm Emboss Taping
Rev.3.00 Aug 10, 2005 page 7 of 7
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