UM4300 MICROSEMI | Alldatasheet
Document overview
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Technical content
Features
¢ Extremely low distortion performance ¢ Useful frequency range extends below 500 KHz + Power dissipation to 20W (UM4300) ¢ Capacitance as low as 0.7 pF (UM7300) * Voltage ratings to 1000V 6 |
Description
The UM4300 and UM7300 series combine a Both diode series are intended for use in diode chip of extremely thick intrinsic region linear attenuators operating trom HF to with a low thermal resistance construction. beyond 1 GHz. Low distortion at low frequen- This results in diodes uniquely applicable to cies is a result of transit time frequencies very low distortion linear attenuators and below 5 MHz. specialized switching functions. The UM4300 series, with large cross-sectional chip area Operated as RF switches, either diode offers the highest power capability, of the series can be operated at low dc reverse bias two series. The UM7300 series offers lower voltages, to hold off much higher RF voltage capacitance. levels. MAXIMUM RATINGS Average Power Dissipation and Thermal Resistance Ratings Py 8 Py 6 A 25°C Pin Temperature 20w =7.5°CIW | 7.5W 20°C/W B&E (Axial Leads)| 2 in. (12.7mm) Total Lead Length to 25°C Contact tow «15°C/iW 4W 37.5°CIW B&E (Axial Leads)| Free Air 2.5W - 1.5W - (Studded) 25°C Stud 20w 7.5°CW | 7.5W 20°C/W D (Insulated Stud)| 25°C Stud 15W _10°C/W 6W 25°C/W Peak Power Dissipation Rating All packages tus Pulse (Single) 500 KW 100 KW at 25°C Ambient Operating and Storage Temperature Range: -—65°C to + 175°C Microsemi Corp. Watertown
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Voltage Ratings (25°C) Reverse Voltage (V,) — Volts Types (In = 10 pA) 100V UM4301 UM7301 200V UM4302 UM7302 600V UM4306 UM7306 1000V UM4310 UM7310 Electrical Specifications (25°C) Total Capacitance (Max) Cc, 2.2 pF 0.7 pF | 100V, 100MHz Series Resistance (Max) Ry 152 3.02 10omA, 100MHz Series Resistance (Min) R, 10002 30002 10 uA, 100MHz Carrier Lifetime (Min) T 6us 4.0uS 1, = 10mA Leakage Current (Max) ta 10yA 10pA Va, = Rating |-Region Width (Min) Ww 250um 250um _ TYPICAL DC CHARACTERISTIC TYPICAL FORWARD RESISTANCE FORWARD VOLTAGE VS FORWARD CURRENT (F = 100 MHz) VS FORWARD CURRENT east ameter, arate: Senet See eth we ST SS oO. or SS SS OL A SY Aes CAS TT TT TNT TTT -—+—_} 1 reer Bw CTI CET Se
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580 PLEASANT STREET « WATERTOWN, MA 02172
TEL. (617) 926-0404 « FAX (617) 924-1235 6-20 PRINTED INUSA
PARALLEL RESISTANCE VS REVERSE VOLTAGE | UM4300 'UM7300 SSEiiH (SSH E SSS Ese: * a ee SEE Fi a 1.0GHz {fi} 3 voox (ETM Tico ATT pa) a eet g eum on Gi iiiiem = aiiiliinrs ELLLE imameaiia’ a i ss 601] ome Oo i ee | 2) i aa AGHA AAG AGT ee eee eestteeeeei: e 8 ee SN scassiiomasliimmmcciiammanii eo EE EE = ao a | 100 1K CUT ET as ww mw a eno Va — REVERSE VOLTAGE (V) Ne - REVERSE VOLTAGE 0”) TOTAL CAPACITANCE VS REVERSE VOLTAGE 60 (UM4300 ‘ 'UM7300 N TT
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80 PLEASANT STREET - WATERTOWN, MAC2I72
TEL. (617) 926-0406 + FAX (617) 924-1235 6-21 PRINTED INUSA
'UM4300/UM7300 POWER RATING ‘STUD MOUNTED DIODES NORMALIZED Re VS TEMPERATURE Eo a SS 13 A a a 12 A [TNT Toy ‘ 7 Fe A SL A z ~~ NAT PPP si, VA
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5 CT To TT
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3 COM TTT TT TTT Part numbers of Microsemi PIN Diodes consist of the letters
- SE BS eee UM ‘ollowed by four digits and one or two letters, The first two Se ettimasestinasssneses ater axel Sigs indicate th iodo series, the nowt two iis g FEA ei Specty the minimum breakdown voltage in unirede vats, pg NEN ac ee eens Sore Mae ences i FEE EHH ZA H uaasoo $e t mo am A CT c PH peri err te a i Sila (EH AS HP VSeriee7ooT—Hopvotts!—TSuet) o Reverse polarity available in C style. Part number ya sii mow HS AB eH oo CAT TTT CEC Par ca ir Cr Ce raxae wort es) 200 PLEASANT sIREES WATERTOWN. MA 0:72 TEL. (617) 926-0404 « FAX (617) 924-1235 6-22 PRINTED INUSA.