A D V A N C E D S E M I C O N D U C T O R, I N C.
REV. A
7525 ETHEL AVENUE
NORTH HOLLYWOOD, CA 91605
(818) 982-1200
FAX (818) 765-3004 1/2
Specifications are subject to change without notice.
CHARACTERISTICS
T
C
= 25
O
C
SYMBOL
NONE
TEST CONDITIONS
MINIMUM TYPICAL MAXIMUM UNITS
BV
CBO
I
C
= 5.0 mA
50
V
BV
CES
I
C
= 5.0 mA
50
V
BV
EBO
I
E
= 5.0 mA
4.0
V
I
CBO
V
CB
= 28 V
500
A
h
FE
V
CE
= 5.0 V I
C
= 100 mA
20
120
---
C
OB
V
CB
= 28 V
f = 1.0
MHz
3.5`
5.0
pF
P
G
C
V
CE
= 28 V
P
OUT
= 1.0 W f = 400 MHz
10
60
12
dB
%
NPN SILICON RF POWER TRANSISTOR
C1-28
DESCRIPTION:
The
C1-28
is Designed for 28 Volt
Class C Amplifier Applications up to
500 MHz.
FEATURES:
P
G
= 12 dB Typ. at 1.0 W/400 MHz
C
= 65 % Typ. at 1.0 W/400 MHz
OmnigoldTM Metalization System
MAXIMUM RATINGS
I
C
250 mA
V
CBO
40 V
V
CEO
28 V
V
EBO
3.5 V
P
DISS
7.0 W @ T
C
= 25
O
C
T
J
-65
O
C to +200
O
C
T
STG
-65
O
C to +150
O
C
JC
20
O
C/W
PACKAGE STYLE .280 4L PILL
ORDER CODE: ASI10791
MINIMUM
inches / mm
.004 / 0.10
.275 / 6.99
.050 / 1.27
B
C
D
E
F
A
MAXIMUM
.285 / 7.24
.060 . 1.52
.130 / 3.30
.006 / 0.15
inches / mm
1.055 / 26.80
DIM
.220 / 5.59
.230 / 5.84
.118 / 3.00
D
E
F
B
C
A
E
E
C
B
A D V A N C E D S E M I C O N D U C T O R, I N C.
REV. A
7525 ETHEL AVENUE
NORTH HOLLYWOOD, CA 91605
(818) 982-1202
FAX (818) 765-3004
2/2
CCERROR! REFERENCE SOURCE NOT
FOUND.
Specifications are subject to change without notice.
C1-28
P
IN
vs. P
OUT
0
0.5
1
1.5
2
2.5
0
50
100
150
P
IN
- mWatts
P
OUT
- Watts
f = 400 MHz
f = 500 MHz
Series Input Impedance
R +Jx
3.5
4
4.5
5
5.5
100
200
300
400
500
Frequency - MHz
R -
Ohms
0
0.25
0.5
0.75
1
+Jx -
Ohms
R
+Jx
Series Load Impedance
R +Jx
20
25
30
35
40
45
50
55
60
65
100
200
300
400
500
Frequency - MHz
R -
Ohms
45
46
47
48
49
50
51
52
53
54
+Jx -
Ohms
R
+Jx
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