DATA SHEET
Hetero Junction Field Effect transistor
NE38018
L to S BAND LOW NOISE AMPLIFER
N-CHANNEL HJ-FET
FEATURES
• Super Low noise figure & High Associated Gain
NF = 0.55 dB TYP., Ga = 14.5 dB TYP., OIP
3
= 22 dBm (V67), OIP
3
= 23 dBm (V68) TYP. @ f = 2 GHz
NF = 0.4 dB TYP., Ga = 20 dB TYP. @ f = 900 MHz
• 4 pins super mini mold package
• Wg = 800
µ
m
ORDERING INFORMATION
Part Number
NE38018-T1
Package
4 pins super mini mold package
Supplying Form
•
Embossed tape 8 mm wide
•
Pin3 (Source), Pin4 (Drain) face to perforation side of the tape
•
Qty 3 kpcs/reel
Remark
To order evaluation samples, contact your nearby sales office.
Part number for sample order: NE38018
Caution Observe precautions when handling because these devices are sensitive to electrostatic discharge.
The information in this document is subject to change without notice. Before using this document, please confirm that
this is the latest version.
Not all devices/types available in every country. Please check with local NEC Compound Semiconductor Devices
representative for availability and additional information.
Document No. PG10216EJ01V0DS (1st edition)
(Previous No. P13494EJ1V0DS00)
Date Published January 2003 CP(K)
Printed in Japan
NEC Compound Semiconductor Devices 1998, 2003
NE38018
ABSOLUTE MAXIMUM RATINGS (T
A
= +25°C, unless otherwise specified)
°
Parameter
Drain to Source Voltage
Gate to Source Voltage
Drain Current
Gate Current
Total Power Temperature
Channel Temperature
Storage Temperature
Symbol
V
DS
V
GS
I
D
I
G
P
tot
T
ch
T
stg
Ratings
4.0
–3.0
I
DSS
100
150
Note
125
–65 to +125
Unit
V
V
mA
µ
A
mA
°C
°C
Note
Mounted on double-sided copper-clad 50
×
50
×
1.6 mm epoxy glass PWB, T
A
= +85°C
RECOMMENDED OPERATING RENGE (T
A
= +25°C)
°
Parameter
Drain to Source Voltage
Drain Current
Input Power
Symbol
V
DS
I
D
P
in
MIN.
1
2
–
TYP.
2
5
–
MAX.
3
30
0
Unit
V
mA
dBm
ELECTRICAL CHARACTERISTICS (T
A
= +25°C, unless otherwise specified)
°
Parameter
Gate to Source Leak Current
Saturated Drain Current
Gate to Source Cut off Voltage
Transconductance
Noise Figure
Associated Gain
Power Gain
Output Power at 1 dB Gain
Compression Point
Output Third-Order Distortion
Intercept Point
OIP
3
Symbol
I
GSO
I
DSS
V
GS(off)
g
m
NF
Ga
Gs
P
0(1 dB)
V
DS
= 3 V, I
DS
= 30 mA,
f = 2 GHz
V
DS
= 2 V, I
DS
= 5 mA,
f = 2 GHz
V
GS
= –3 V
V
DS
= 2 V, V
GS
= 0 V
V
DS
= 2 V, I
DS
= 100
µ
A
V
DS
= 2 V, I
DS
= 5 mA
V
DS
= 2 V, I
DS
= 5 mA,
f = 2 GHz
Test Conditions
MIN.
–
40
–0.1
50
–
12.5
–
–
–
–
–
TYP.
1.0
–
–
–
0.55
14.5
16
17 (V67)
18 (V68)
22 (V67)
23 (V68)
MAX.
20
170
–1.5
–
1.0
–
–
–
–
–
–
dBm
Unit
µ
A
mA
V
mS
dB
dB
dB
dBm
I
DSS
CLASSIFICATIONS
Rank
67
68
I
DSS
(mA)
40 to 90
70 to 170
Marking
V67
V68
2
Data Sheet PG10216EJ01V0DS
NE38018
TYPICAL CHARACTERISTICS (T
A
= +25°C)
TOTAL POWER DISSIPATION vs.
AMBIENT TEMPERATURE
250
100
DRAIN CURRENT vs.
DRAIN TO SOURCE VOLTAGE
Total Power Dissipation P
tot
(mW)
200
150
Drain Current I
D
(mA)
80
V
GS
= 0 V
60
–0.2 V
100
40
–0.4 V
20
–0.6 V
50
0
50
100
150
200
0
1
2
3
4
5
Ambient Temperature T
A
(˚C)
Drain to Source Voltage V
DS
(V)
DRAIN CURRENT vs.
GATE TO SOURCE VOLTAGE
100
V
DS
= 2 V
80
2.0
1.8
1.6
NOISE FIGURE, ASSOCIATED GAIN vs.
DRAIN CURRENT
V
DS
= 2 V
f = 2 GHz
20
18
G
a
16
14
12
10
8
6
Drain Current I
D
(mA)
Noise Figure NF (dB)
1.4
1.2
1.0
0.8
0.6
0.4
0.2
NF
60
40
20
4
2
0
–2.0
–1.0
Gate to Source Voltage V
GS
(V)
0
0
5
10
15
20
25
0
30
Drain Current I
D
(mA)
Remark
The graphs indicate nominal characteristics.
Associated Gain G
a
(dB)
Data Sheet PG10216EJ01V0DS
3
NE38018
S-PARAMETER
S-parameters/Noise parameters are provided on the NEC Compound Semiconductor Devices Web site in a form
(S2P) that enables direct import to a microwave circuit simulator without keyboard input.
Click here to download S-parameters.
[RF and Microwave]
→
[Device Parameters]
URL http://www.csd-nec.com/
4
Data Sheet PG10216EJ01V0DS
NE38018
AMP. PARAMETERS
V
DS
= 2 V
I
D
= 5 mA
S
21
dB
2
I
D
= 10 mA
S
12
dB
2
FREQUENCY
MHz
K
FREQUENCY
MHz
S
21
dB
2
S
12
dB
2
K
500
600
700
800
900
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2100
2200
2300
2400
2500
2600
2700
2800
2900
3000
15.22
15.22
15.04
14.94
14.84
14.62
14.48
14.32
14.14
13.95
13.76
13.60
13.41
13.24
13.04
12.52
12.34
12.12
11.93
11.76
11.54
11.41
11.16
11.00
10.78
10.59
–27.52
–26.00
–24.89
–23.88
–23.08
–22.34
–21.85
–21.30
–20.75
–20.29
–19.92
–19.56
–19.23
–18.91
–18.63
–18.81
–18.53
–18.37
–18.18
–18.01
–17.84
–17.75
–17.54
–17.51
–17.34
–17.24
.13
.14
.15
.17
.19
.20
.23
.24
.26
.28
.30
.31
.33
.35
.37
.53
.55
.58
.60
.62
.65
.66
.70
.73
.75
.78
500
600
700
800
900
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2100
2200
2300
2400
2500
2600
2700
2800
2900
3000
18.60
18.45
18.21
17.99
17.74
17.47
17.16
16.93
16.62
16.32
16.05
15.78
15.51
15.26
15.00
14.41
14.16
13.88
13.63
13.40
13.15
12.92
12.65
12.41
12.17
11.94
–28.57
–27.27
–26.12
–25.11
–24.37
–23.65
–23.10
–22.55
–22.08
–21.72
–21.25
–20.81
–20.58
–20.23
–19.89
–20.05
–19.71
–19.48
–19.24
–19.05
–18.84
–18.55
–18.44
–18.36
–18.10
–17.97
.20
.23
.25
.28
.31
.33
.37
.39
.43
.45
.47
.49
.52
.54
.56
.70
.73
.75
.77
.79
.81
.82
.86
.88
.90
.92
Data Sheet PG10216EJ01V0DS
5
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