TRANS RF N-CH HF/VHF/UHF M244

SD2932

Manufacturer Part NumberSD2932
DescriptionTRANS RF N-CH HF/VHF/UHF M244
ManufacturerSTMicroelectronics
SD2932 datasheet
 

Specifications of SD2932

Transistor TypeN-ChannelFrequency175MHz
Gain16dBVoltage - Rated125V
Current Rating40ACurrent - Test500mA
Voltage - Test50VPower - Output300W
Package / CaseM244ApplicationHF/VHF/UHF
Channel TypeNChannel ModeEnhancement
Continuous Drain Current40ADrain Source Voltage (max)125V
Output Power (max)300W(Min)Power Gain (typ)@vds16dB
Frequency (max)250MHzPackage TypeCase M-244
Pin Count5Forward Transconductance (typ)5(Min)S
Input Capacitance (typ)@vds480@50VpFOutput Capacitance (typ)@vds190@50VpF
Reverse Capacitance (typ)18@50VpFOperating Temp Range-65C to 150C
Drain Efficiency (typ)60%MountingScrew
Number Of Elements2Power Dissipation (max)500000mW
Vswr (max)5(Min)Screening LevelMilitary
Lead Free Status / RoHS StatusLead free / RoHS CompliantNoise Figure-
Other names497-5468
SD2932
  
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Features
Gold metallization
Excellent thermal stability
Common source configuration, push-pull
P
= 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. The device is
intended for use in 50 V DC large signal
applications up to 250 MHz.
Table 1.
Device summary
Order code
SD2932
March 2010
HF/VHF/UHF N-channel MOSFETs
Figure 1.
3
1. Drain
2. Gate
Marking
Package
SD2932
M244
Doc ID 6876 Rev 8
SD2932
RF power transistors
M244
Epoxy sealed
Pin connection
1
1
3
2
2
3. Source
Packaging
Tube
www.st.com
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SD2932 Summary of contents

  • Page 1

    ... 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. The device is intended for use large signal applications up to 250 MHz. Table 1. Device summary Order code ...

  • Page 2

    ... Test circuit 175 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 6 Test circuit photomaster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 7 Typical broadband data (175 - 230 MHz Test circuit 175 - 230 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 9 Typical broadband data (88 -108 MHz Test circuit 88 - 108 MHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 11 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 12 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 2/22 Doc ID 6876 Rev 8 SD2932 ...

  • Page 3

    ... 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 temperature j T Storage temperature STG 1.2 Thermal data Table 3. Thermal data ...

  • Page 4

    ... MHz DS Test conditions I = 500 175 MHz DQ = 500 mA, P 300 175 MHz DQ OUT = = 500 mA, P 300 175 MHz DQ OUT = = 500 mA, P 300 175 MHz DQ OUT = Doc ID 6876 Rev 8 SD2932 Min Typ Max Unit 125 V 50 µA 250 nA 1 mho 200 mV 480 pF 190 ...

  • Page 5

    ... 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 Rev 8 Impedance data Typical Drain Load Impedance S Z (Ω 4.34 5/22 ...

  • Page 6

    ... Doc ID 6876 Rev 8 Gate voltage vs case temperature Id=9 A Id=10 A Id=11 A Id=4 A Id=2 A Id=. Tcase, CASE TEMPERATURE (°C) Drain current vs gate voltage Vds=10 V T=+25 °C 2.5 3 3.5 4 4.5 5 VGS, GATE-SOURCE VOLTAGE (V) SD2932 Id=5 A Id=7 A Id=1 A Id=. 100 T=-20 °C T=+80 °C 5.5 6 ...

  • Page 7

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

  • Page 8

    ... Vdd=50V Idq=2 x 250mA 100 F=175Mhz Pin, INPUT POWER (W) 8/22 Figure 11. Output power vs input power 600 Vdd=50 V 500 400 Vdd=40 V 300 200 100 Doc ID 6876 Rev 8 T=-20 °C T=+25 °C Vdd=50V Idq=2 x 250mA F=175Mhz Pin, INPUT POWER(W) SD2932 T=+80 ° ...

  • Page 9

    ... 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 350 300 250 200 150 100 Vdd,DRAIN VOLTAGE (V) Figure 13. Efficiency vs output power Vdd=50V Idq=2 x 250mA 20 F=175Mhz 10 300 400 500 0 Figure 14. Output power vs gate voltage 400 Pin=15 ...

  • Page 10

    ... ATC 100B surface mount ceramic chip capacitor C11,C12, C13 43 pF ATC 100B surface mount ceramic chip capacitor C14,C15,C24,C25 1200 pF ATC 700B surface mount ceramic chip capacitor C16,C18 470 pF ATC 700B surface mount ceramic chip capacitor 10/22 Description Doc ID 6876 Rev 8 SD2932 REF. 1022256B ...

  • Page 11

    ... 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 axial lead capacitor C28 50 Ohm RG316 O.D 0.076[1.93 11.80[299.72] flexible coaxial cable 4 Turns thru ...

  • Page 12

    ... 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 ...

  • Page 13

    ... 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 160 170 180 190 200 FREQUENCY (MHz) Figure 22 compression point vs frequency 350 325 300 275 Vdd = 50V Idq = 300 mA 250 ...

  • Page 14

    ... chip cap ceramic cap C6,C11 47 nF ceramic cap ATC chip cap C8,C9,C13 470 pF ATC chip cap C10 100 nF ceramic cap C12 2 x 330 cap C14 electrolityc cap R1,R3 47 Ohm resistor R2 6.8 K Ohm chip resistor 14/22 Description Doc ID 6876 Rev 8 SD2932 ...

  • Page 15

    ... 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 V Zener diode Inductor Inductor Inductor Inductor Inductor Description Doc ID 6876 Rev 8 Test circuit 175 - 230 MHz ...

  • Page 16

    ... Doc ID 6876 Rev 8 Vdd = 50V Idq = 200 mA Pout = 300W 90 95 100 105 FREQUENCY (MHz) Vdd = 50V Idq = 200 mA Pout = 300W 90 95 100 105 FREQUENCY (MHz) (88 - 108 MHz) Vdd = 50V Idq = 200 mA Pout = 300W 90 95 100 105 FREQUENCY (MHz) SD2932 110 110 110 ...

  • Page 17

    ... 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 = 4.8 PCB T1 50 Ohm flexible coax cable OD 0.06”, 5” Long T2,T3 9:1 transformer, 25 Ohm flexible coax cable OD 0.1” ...

  • 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 W resistor D1 6.6 V Zener diode inductor inductor inductor 18/22 Description Doc ID 6876 Rev 8 SD2932 ...

  • 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. ECOPACK trademark. Doc ID 6876 Rev 8 Package mechanical data ® 19/22 ...

  • Page 20

    ... Doc ID 6876 Rev 8 SD2932 Inch Min Typ Max 0.220 0.230 0.200 0.119 0.129 0.380 0.390 0.780 0.820 0.430 0.440 1.100 1.335 1.345 0.004 ...

  • Page 21

    ... 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 Rev 8 Revision history Changes section). section). Figure 9. and 21/22 ...

  • Page 22

    ... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Philippines - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America 22/22 Please Read Carefully: © 2010 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com Doc ID 6876 Rev 8 SD2932 ...