SD57045 STMicroelectronics, SD57045 Datasheet - Page 4

• Manufacturer Part Number: SD57045
• Description: TRANSISTOR RF PWR LDMOST M243
• Manufacturer: STMicroelectronics

Specifications of SD57045

• Transistor Type: LDMOS
• Frequency: 945MHz
• Gain: 15dB
• Voltage - Rated: 65V
• Current Rating: 5A
• Current - Test: 250mA
• Voltage - Test: 28V
• Power - Output: 45W
• Package / Case: M243
• Channel Type: N
• Channel Mode: Enhancement
• Continuous Drain Current: 5A
• Drain Source Voltage (max): 65V
• Output Power (max): 45W(Min)
• Power Gain (typ)@vds: 15dB
• Frequency (max): 1GHz
• Package Type: Case M-243
• Pin Count: 3
• Forward Transconductance (typ): 2.7S
• Input Capacitance (typ)@vds: 80@28VpF
• Output Capacitance (typ)@vds: 40@28VpF
• Reverse Capacitance (typ): 3.2@28VpF
• Operating Temp Range: -65C to 200C
• Drain Efficiency (typ): 40%
• Mounting: Screw
• Number Of Elements: 1
• Power Dissipation (max): 93000mW
• Vswr (max): 10(Min)
• Screening Level: Military
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Noise Figure: -
• Lead Free Status / Rohs Status: Compliant
• Other names: 497-5477; SD57045

SD57045
TYPICAL PERFORMANCE (CW)
Output Power and Power Gain vs. Input Power
Efficiency vs. Output Power
Output Power vs. Drain Voltage
4/11
Nc (%)
60
50
40
30
20
10
Pout (W)
70
60
50
40
30
20
10
Pout (W)
90
80
70
60
50
40
30
20
10
0
0
12
0
0
Vdd = 28 V
Idq = 250 mA
f = 945 MHz
Gp
0.5
10
16
Pout
20
20
1
Pout (W)
Pin (W)
Vds (V)
1.5
30
24
40
28
2
Freq = 945 Mhz
V
I
DQ
V
I
f = 945 MHz
DQ
DD
DD
= 250mA
= 28 V
= 250 mA
= 28 V
2.5
50
32
Pin = 1 W
Pin = 2 W
Pin =3 W
Gp (dB)
3
60
36
18
16
14
12
10
8
6
4
Power Gain vs. Output Power
Broadband Power Performance
Output Power vs Gate Biat Voltage
Pout (W)
60
50
40
30
20
10
Gp (dB)
20
18
16
14
12
10
Gp, GAIN (dB)
16
15
14
13
12
10
11
0
8
6
9
8
925
0.1
0
930
0.5
Idq = 450 mA
Idq = 150 mA
Idq = 250 mA
Idq = 75 mA
935
1
RETURN LOSS
f, FREQUENCY (MHz)
1
940
1.5
GAIN
Pout (W)
VGS (V)
945
2
950
2.5
10
955
3
Vdd = 28 V
f = 945 Mhz
V
Pin = 1.5 W
f = 945 MHz
DD
= 28 V
960
3.5
RTL (dB)
965
100
4
20
18
16
14
12
10
8
6
4