UNISONIC TECHNOLOGIES CO., LTD
2SC4774
HIGH FREQUENCY AMPLIFIER
TRANSISTOR, RF SWITCHING
(6V, 50mA)
3
NPN SILICON TRANSISTOR
FEATURES
* Very low output-on resistance (R
ON
).
* Low capacitance.
2
1
SOT-323
*Pb-free plating product number: 2SC4774L
ORDERING INFORMATION
Order Number
Normal
Lead Free Plating
2SC4774-AL3-R
2SC4774L-AL3-R
Package
SOT-323
Pin Assignment
1
2
3
E
B
C
Packing
Tape Reel
2SC4774L-AL3-R
(1)Packing Type
(2)Package Type
(3)Lead Plating
(1) R: Tape Reel
(2) AL3: SOT-323
(3) L: Lead Free Plating, Blank: Pb/Sn
MARKING
C4G
Lead Plating
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Copyright © 2005 Unisonic Technologies Co., Ltd
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QW-R220-017,A
2SC4774
ABSOLUTE MAXIMUM RATINGS
(Ta=25°C)
PARAMETER
NPN SILICON TRANSISTOR
SYMBOL
RATINGS
UNIT
Collector-Base Voltage
V
CBO
12
V
Collector-Emitter Voltage
V
CEO
6
V
Emitter-Base Voltage
V
EBO
3
V
Collector Current
I
C
50
mA
Collector Power Dissipation
0.2
W
P
D
Junction Temperature
+150
°C
T
J
Storage Temperature
-40 ~ +150
°C
T
STG
Note Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECTRICAL SPECIFICATIONS
(Ta=25°C)
PARAMETER
Collector-Base Breakdown Voltage
Collector-Emitter Breakdown Voltage
Emitter-Base Breakdown Voltage
Collector Cutoff Current
Emitter Cutoff Current
Collector-Emitter Saturation Voltage
DC Current Transfer Ratio
Transition Frequency
Output Capacitance
Output-On Resistance
SYMBOL
BV
CBO
BV
CEO
BV
EBO
I
CBO
I
EBO
V
CE(SAT)
h
FE
f
T
C
ob
R
ON
TEST CONDITIONS
I
C
=10µA
I
C
=1mA
I
E
=10µA
V
CB
=10V
V
EB
=2V
I
C
/I
B
=10mA/1mA
V
CE
/I
C
=5V/5mA
V
CE
=5V, I
E
=
−10mA,
f=200MHz
V
CB
=10V, I
E
=0A, f=1MHz
I
B
=3mA, V
IN
=100mVrms, f=500kHz
MIN
12
6
3
TYP
MAX UNIT
V
V
V
0.5
V
0.5
µA
0.3
µA
560
MHz
1.7
pF
Ω
270
300
800
1
2
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R220-017,A
2SC4774
TYPICAL CHARACTERISTIC
Grounded Emitter Output Characteristics (Ⅰ)
10
Ta=25℃
35mA
30mA
Collector Current, I
C
(mA)
Collector Current, I
C
(mA)
NPN SILICON TRANSISTOR
Grounded Emitter Output Characteristics (Ⅱ)
50
Ta=25℃
1.0m
A
A
A
m
.5
0.4m
0
0.3mA
8
6
25mA
20mA
15mA
40
30
0.2mA
0.1mA
20
4
10mA
5mA
I
B
=0μA
0
1
2
3
4
5
2
0
10
0
0
0.1
0.2
0.3
I
B
=0mA
0.4
0.5
Collector to Emitter Voltage, V
CE
(V)
Collector to Emitter Voltage, V
CE
(V)
Grounded Emitter Propagation Characteristics
125℃
DC Current Gain vs. Collector Current
1000
DC Current Transfer Ratio, h
FE
50
40
-25℃
25℃
V
CE
=5V
Collector Current, I
C
(mA)
500
Ta=25℃
V
CE
=5V
30
200
100
50
20
10
0
0
0.4
0.8
1.2
1.6
2.0
Base to Emitter Voltage, V
BE
(V)
20
10
0.1 0.2
0.5
1
2
5
1020
50
Collector Current, I
C
(mA)
Collector-Emitter Saturation Voltage vs.
Collector Current
Collecter Saturatio n Voltage, V
CE(SAT)
(mV)
Gain Bandwidth Product vs. Collector Current
2000
Gain Bandwidth Product, f
T
(MHz)
1000
500
200
100
50
20
10
5
0.1 0.2
0.5
1
2
5
Ta=25℃
I
C
/I
B
=10
1000
500
200
100
50
Ta=25℃
V
CE
=5V
20
1020
50
0.1 0.2
0.5
1
2
5
1020
50
Collector Current, I
C
(mA)
Collector Current, I
C
(mA)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R220-017,A
2SC4774
TYPICAL CHARACTERISTIC(Cont.)
Collector Output Capacitance vs. Voltage
20
Ta=25℃
f=1MHz
20
NPN SILICON TRANSISTOR
Back Capacitance Voltage
Ta=25℃
f=1MHz
Feeback Capacitiance, C
re
(pF)
5
2
1
0.5
Output Capacitiance, C
ob
(pF)
10
10
5
2
1
0.5
0.2
0.1 0.2
0.5
1
2
5
10 20
50
Collector to Base Voltage, V
CB
(V)
0.2
0.1 0.2
0.5
1
2
5
10 20
50
Collector to Base Voltage, V
CB
(V)
Output-on Resistance vs. Base Current
50
Ta=25℃
f=500kHz
V
IN
=100mV
rms
R
L
=1KΩ
ON Resistane, R
on
(Ω)
20
10
5
2
1
0.1 0.2 0.5
1
2
5
10 20
50
Bass Current, I
B
(mA)
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R220-017,A
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