3SK177 NEC, 3SK177 Datasheet

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3SK177

Manufacturer Part Number
3SK177
Description
RF AMP. FOR UHF TV TUNER N-CHANNEL GaAs DUAL-GATE MES FIELD-EFFECT TRANSISTOR 4 PIN MINI MOLD
Manufacturer
NEC
Datasheet

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Document No. P10412EJ1V0DS00 (1st edition)
(Previous No. TN-1877)
Date Published August 1995 P
Printed in Japan
FEATURES
• Suitable for use as RF amplifier in UHF TV tuner.
• Low C
• High G
• Low NF : 1.1 dB TYP.
ABSOLUTE MAXIMUM RATINGS (T
ELECTRICAL CHARACTERISTICS (T
I
DSS
Drain to Source Breakdown Voltage
Drain Current
Gate1 to Source Cutoff Voltage
Gate2 TO Source Cutoff Voltage
Gate1 Reverse Current
Gate2 Reverse Current
Forward Transter Admittance
Input Capacitance
Reverse Transfer Capacitance
Power Gain
Noise Figure
Class
Marking
I
DSS
Drain to Source Voltage
Gate 1 to Source Voltage
Gate2 to Source Voltage
Drain Current
Total Power Dissipation
Channel Temperature
Storage Temperature
N-CHANNEL GaAs DUAL-GATE MES FIELD-EFFECT TRANSISTOR
Classification
rss
CHARACTERISTIC
PS
: 0.02 pF TYP.
: 20 dB TYP.
5 to 15
U71
U71
10 to 25
U72
U72
RF AMP. FOR UHF TV TUNER
V
V
V
I
P
T
T
D
ch
stg
DSX
G1S
G2S
T
SYMBOL
20 to 35
V
V
BV
| y
U73
U73
I
I
G1S(off)
G2S(off)
I
C
G
G1SS
G2SS
C
NF
DSS
–55 to +125
rss
DSX
fs
iss
PS
4 PIN MINI MOLD
DATA SHEET
|
A
–4.5
–4.5
200
125
A
13
40
= 25 ˚C)
= 25 ˚C)
Unit: mA
30 to 40
MIN.
16.0
0.5
13
18
U74
U74
5
MES FIELD EFFECT TRANSISTOR
mW
mA
˚C
˚C
V
V
V
TYP.
0.02
20.0
1.0
1.1
20
25
MAX.
–3.5
–3.5
0.03
1.5
2.5
40
10
10
35
PACKAGE DIMENSIONS
UNIT
mA
ms
pF
pF
dB
dB
V
V
V
A
A
V
V
V
V
V
V
V
f = 1.0 kHz
V
f = 1 MHz
V
f = 900 MHz
in millimeters
G1S
DS
DS
DS
DS
DS
DS
DS
DS
2.8
1.5
= 5 V, V
= 5 V, V
= 5 V, V
= 5 V, V
= 5 V, V
= 5 V, V
= 0, V
= 0, V
= –4 V, V
TEST CONDITIONS
+0.2
–0.3
+0.2
–0.1
3SK177
G1S
G2S
G2S
G2S
G2S
G2S
G2S
G1S
= –4 V, V
= –4 V, V
G2S
= 1 V, I
= 1 V, I
= 1 V, I
= 0, V
= 0, I
= 0, I
= 0, I
©
D
D
G1S
1. Source
2. Drain
3. Gate 2
4. Gate 1
D
D
D
D
= 100 A
= 100 A
G2S
G1S
= 10 mA,
= 10 mA,
= 10 mA,
= 10 A
= 0
= 0
= 0
1995

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3SK177 Summary of contents

Page 1

... C 0.5 1.0 1.5 iss C 0.02 0.03 rss G 16.0 20 1.1 2.5 Unit: mA U73 U74 U73 U74 3SK177 PACKAGE DIMENSIONS in millimeters +0.2 2.8 –0.3 +0.2 1.5 –0.1 5˚ 5˚ 1. Source 2. Drain 5˚ 5˚ 3. Gate 2 4. Gate 1 UNIT TEST CONDITIONS – G1S G2S ...

Page 2

... MHz G2S 900 MHz –15 –30 –45 0 +1.0 –3.0 –2.0 V G2S 3SK177 1.0 V G2S 0 –0 +1.0 – Gate 1 to Source Voltage – kHz V = 1.0 V G2S V = 0.5 V G2S 10 20 ...

Page 3

... – Drain Current – S22 ANG MAG ANG –122.3 0.969 –1.3 123.0 0.981 –2.9 –145.0 0.979 – ...

Page 4

... MHz INPUT 000 pF 4 AND NF TEST CIRCUIT G2S 1 000 000 RFC 1 000 G1S G2S D 3SK177 OUTPUT 50 5 0.2 mm ...

Page 5

... [MEMO] 3SK177 5 ...

Page 6

... The quality grade of NEC devices in “Standard“ unless otherwise specified in NEC's Data Sheets or Data Books. If customers intend to use NEC devices for applications other than those specified for Standard quality grade, they should contact NEC Sales Representative in advance. Anti-radioactive design is not implemented in this product. 2 3SK177 M4 94.11 ...

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