SD2932_10 STMICROELECTRONICS [STMicroelectronics], SD2932_10 Datasheet

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SD2932_10

Manufacturer Part Number
SD2932_10
Description
RF power transistors HF/VHF/UHF N-channel MOSFETs
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
Features
Description
The SD2932 is a gold metallized N-channel MOS
field-effect RF power transistor. The device is
intended for use in 50 V DC large signal
applications up to 250 MHz.
Table 1.
March 2010
Gold metallization
Excellent thermal stability
Common source configuration, push-pull
P
OUT
Order code
= 300 W min. with 15 dB gain @ 175 MHz
SD2932
Device summary
Marking
SD2932
Doc ID 6876 Rev 8
HF/VHF/UHF N-channel MOSFETs
Figure 1.
1. Drain
2. Gate
Package
M244
3
Pin connection
RF power transistors
Epoxy sealed
1
2
M244
2
1
Packaging
SD2932
Tube
3. Source
3
www.st.com
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SD2932_10 Summary of contents

Page 1

Features ■ Gold metallization ■ Excellent thermal stability ■ Common source configuration, push-pull ■ 300 W min. with 15 dB gain @ 175 MHz OUT Description The SD2932 is a gold metallized N-channel MOS field-effect RF power transistor. ...

Page 2

Contents Contents 1 Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

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SD2932 1 Electrical data 1.1 Maximum ratings Table 2. Absolute maximum ratings (T Symbol V Drain source voltage (BR)DSS V Drain-gate voltage (R DGR V Gate-source voltage GS I Drain current D P Power dissipation DISS T Max. operating junction ...

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Electrical characteristics 2 Electrical characteristics T = +25 CASE 2.1 Static Table 4. Static (per section) Symbol (BR)DSS DSS GSS ...

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SD2932 3 Impedance data Figure 2. Impedance data Table 6. Impedance data Freq 175 MHz Note: Measured Gate to Gate and Drain to Drain, respectively. Typical Input Impedance G Zin Z (Ω 0.14 Doc ID 6876 ...

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Typical performances 4 Typical performances Figure 3. Maximum thermal resistance vs case temperature 0.42 0.4 0.38 0.36 0. Tc, CASE TEMPERATURE (°C) Figure 5. Capacitance vs drain-source voltage 10000 1000 100 10 0 ...

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SD2932 Figure 7. Maximum safe operating area Figure 8. Transient thermal impedance Doc ID 6876 Rev 8 Typical performances 7/22 ...

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Typical performances Figure 9. Transient thermal model 4.1 Typical performance (175 MHz) Figure 10. Output power vs input power 600 500 400 300 200 Vdd=50V Idq=2 x 250mA 100 F=175Mhz Pin, INPUT ...

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SD2932 Figure 12. Power gain vs output power 100 200 Pout, OUTPUT POWER (W) Table 7. Output power vs supply voltage 450 Idq=2 x 250mA 400 F=175Mhz 350 300 250 ...

Page 10

Test circuit 175 MHz 5 Test circuit 175 MHz Figure 15. 175 MHz test circuit schematic (production test circuit NOTES: 1. DIMENSION AT COMPONENT SYMBOL ARE REFERENCE FOR COMPONENT PLACEMENT. 2. GAP BETWEEN GROUND & TRANSMISSION LINES IS + 0.002{0.05} ...

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SD2932 Table 8. 175 MHz test circuit component part list (continued) Component 0.1 µF / 500 V surface mount ceramic chip capacitor C22,C23 0.01 µF / 500 V surface mount ceramic chip capacitor C26,C27 10 µ aluminum eletrolytic ...

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Test circuit photomaster 6 Test circuit photomaster Figure 16. 175 MHz test circuit photomaster Figure 17. 175 MHz test fixture 12/22 8.50 inches Doc ID 6876 Rev 8 SD2932 ...

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SD2932 7 Typical broadband data (175 - 230 MHz) Figure 18. Input power vs frequency 160 170 180 190 200 FREQUENCY (MHz) Figure 20. Efficiency vs frequency ...

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Test circuit 175 - 230 MHz 8 Test circuit 175 - 230 MHz Figure 23. 175 - 230 MHz test circuit layout (engineering fixture) Table 9. 175 - 230 MHz circuit layout component part list Component 1/32” woven fiberglass 0.030 ...

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SD2932 Table 9. 175 - 230 MHz circuit layout component part list (continued) Component R4 4.7 K Ohm multi turns trim resistor R5 8.2 K Ohm / 5 W resistor R6 3.3 K Ohm / 5 W resistor D1 6.8 ...

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Typical broadband data (88 -108 MHz) 9 Typical broadband data (88 -108 MHz) Figure 24. Input power vs frequency 4 Vdd = 50V Idq = 200 mA Pout = 300W 3 FREQUENCY (MHz) Figure 26. ...

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SD2932 10 Test circuit 88 - 108 MHz Figure 30 108 MHz test circuit layout (engineering fixture) Table 10. 175 - 230 MHz circuit layout component part list Component 1/32” woven fiberglass 0.030 Cu, 2 sides, εr = ...

Page 18

Test circuit 88 - 108 MHz Table 10. 175 - 230 MHz circuit layout component part list (continued) Component Ohm, 10 turn trim resistor R7 3.3 K Ohm / 5 W resistor R8 15 Ohm / 5 ...

Page 19

SD2932 11 Package mechanical data In order to meet environmental requirements, ST offers these devices in different grades of ® ECOPACK packages, depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product status are available at: www.st.com. ...

Page 20

Package mechanical data Table 11. M244 (.400 x .860 4/L BAL N/HERM W/FLG) mechanical data Dim Figure 31. Package dimensions Controlling Dimension: Inches 20/22 mm. Min ...

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SD2932 12 Revision history Table 12. Document revision history Date 15-Jul-2004 24-Jan-2006 23-Nov-2009 31-Mar-2010 Revision 5 Table 4: Static (per 6 Updated Inserted ∆V Table 4: Static (per Figure 7, Figure 8 8 Added Doc ID 6876 ...

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Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any ...

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