SD2942 STMicroelectronics, SD2942 Datasheet - Page 6

• Manufacturer Part Number: SD2942
• Description: TRANS RF N-CH HF/VHF/UHF M244
• Manufacturer: STMicroelectronics

Specifications of SD2942

• Transistor Type: N-Channel
• Frequency: 175MHz
• Gain: 17dB
• Voltage - Rated: 130V
• Current Rating: 40A
• Current - Test: 500mA
• Voltage - Test: 50V
• Power - Output: 350W
• Package / Case: M244
• Configuration: Single Dual Drain Dual Source Dual Gate
• Transistor Polarity: N-Channel
• Forward Transconductance Gfs (max / Min): 5 S
• Drain-source Breakdown Voltage: 130 V
• Gate-source Breakdown Voltage: +/- 20 V
• Continuous Drain Current: 40 A
• Power Dissipation: 500 W
• Maximum Operating Temperature: + 200 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 65 C
• Application: HF/VHF/UHF
• Channel Type: N
• Channel Mode: Enhancement
• Drain Source Voltage (max): 130V
• Output Power (max): 350W
• Power Gain (typ)@vds: 17dB
• Frequency (max): 250MHz
• Package Type: Case M-244
• Pin Count: 4 +Tab
• Forward Transconductance (typ): 5(Min)S
• Input Capacitance (typ)@vds: 415@50VpF
• Output Capacitance (typ)@vds: 236@50VpF
• Reverse Capacitance (typ): 17@50VpF
• Operating Temp Range: -65C to 200C
• Drain Efficiency (typ): 61%
• Mounting: Surface Mount
• Number Of Elements: 1
• Power Dissipation (max): 500000mW
• Vswr (max): 5(Min)
• Screening Level: Military
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Noise Figure: -
• Lead Free Status / Rohs Status: Details
• Other names: 497-5471; SD2942

Typical performance
4
6/16
Figure 3.
Figure 5.
1000
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
100
10
1
-25
0
5
Typical performance
Capacitance vs drain voltage
Gate-source voltage vs case
temperature
10
0
15
20
Id = 5 A
25
Id = 4 A
25
Vdd (V)
CRSS
Id = 11 A Id = 10 A
Tc (
COSS
Id = 2 A
o
30
C)
Id = 1 A
50
35
Id = 0.25 A
Freq = 1 MHz
40
CISS
Id = 9 A
45
75
Id = 0.1 A
Id = 7 A
50
Doc ID 11736 Rev 3
55
100
Figure 4.
Figure 6.
20
19
18
17
16
15
14
13
12
20
18
16
14
12
10
8
6
4
2
0
0
0
Vdd = 50V
Idq = 2 x 250mA
Freq = 175 MHz
Vds = 10 V
50
1
Drain current vs gate voltage
Power gain vs Pout and case
temperature
100
150
Tc = +80 °C
2
200
Vgs (V)
Pout (W)
3
250
Tc = -20 °C
300
Tc = +25 °C
4
350
5
400
-20°C
+25°C
+80°C
450
SD2942
6
500