RECTIFIERS Radiation Tolerant, 1 Amp-2 Amp FEATURES @ Radiation Tolerant: to 10! NVT Continuous Rating: to 2A Controlled Avalanche Surge Rating: to 25A e@ Miniature Package ABSOLUTE MAXIMUM RATINGS UR105-UR125 UR205-UR225 DESCRIPTION These devices are particularly suited to applications where radiation is present. These units have unique ability to with- stand high levels of neutron, gamma and electron radiation. 1 Amp 2 Amp Peak Inverse Voltage Series Series UR105 UR205 100V UR110 UR210 150V UR115 UR215 200V UR120 UR220 250V UR125 UR225 1 AMP 2 AMP SERIES SERIES Maximum Average D.C. Output Current @ T, = 28C @ T, = 100C Non-Repetitive Sinusoidal Surge Current (3.3ms) ... QOA eee 2A Operating Temperature Range ................. 195C to +175C Storage Temperature Range 195C to +200C Thermal Resistance .. See Lead Temperature Derating Curve MECHANICAL SPECIFICATIONS UR105-UR125 UR205-UR225 158" TYP.) 028" +:.001 | Band indicates 3.9mm 71mm =.03 cathode end - 058" TYP. 085" MAX. tame C9 CT [ ] zien 1 085" : TYP. 2.2mm .700" MIN _.250 MAX, [" 27.8m +. 635mm 1.625 MIN 41.3m Part Identification: White band indicates UR. Part num- ber printed on body. Polarity: Denoted by white band, Weight: 0.26 grams, typical. BODY A 309 (LU) aa UNITRODEELECTRICAL SPECIFICATIONS (at 25C unless noted) UR105-UR205 UR110-UR210 URi15-UR215 UR120-UR220 UR125-UR225 Maximum Maximum Leakage Type PIV Forward Current Maximum Voltage @ PIV Radiation Drop 25C 100C Tolerance UR205 50V 10'6 NVT UR210 100V 10'6 UR215 150V 10V@I1A 3uA 50nA 10'5 UR220 200V 101+ UR225 250V 10'4 UR105 50V 10'6 UR110 100V lore UR115 150V 1.0V @ 0.5A SpA 50uA 10'5 UR120 200V 10'4 UR125 250V 10'* Maximum Current Maximum Current vs Lead Temperature vs Lead Temperature 4 3 = L = %" 2 AMP SERIES = 1 AMP SERIES < = be ke z Zz x 3 ae 3 B2 5 oO oO L= % w ul ie ie 5? 5 [base wa WW x x 3 8 1 [lb = 34" oi o z z PDN | | 2 2 mS 0 9 25 50 75 100 125 150 175 25 50 75 100 125 180 175 T, LEAD TEMPERATURE (C) % OF SPECIFIED SURGE RATING 100 ac 60 40 20 T, LEAD TEMPERATURE (C} Allowable Forward Surge vs Number of Cycles 1 10 CYCLES AT 60 H, HALF SINE WAVE UNITRODE CORPORATION 5 FORBES ROAD LEXINGTON, MA 02173 TEL. (617) 861-6540 TWX (710) 326-6509 TELEX 95-1064 310 ALL SERIES Turret 1 centers Turret 1/2 Printed Circuit 100 1,000 PRINTED IN U.S.A.UR105-UR205 UR110-UR210 UR115-UR215 UR120-UR220 UR125-UR225 Typical Reverse Current vs PIV Typical Forward Current Typical Forward Current vs Forward Voltage vs Forward Voltage 01 10 02 2 AMP SERIES 1 AMP SERIES 05 > go ; r (2 2 < z ~ = uw a a) e- e 1 Gi Gi 2 4 xe 2 ge. c 2 s 5 wos 31 3. & 10 205 9. 50 S 02 5 x 100 01 , 200 005 500 002 1,000 - 150 100 50 0 .001 % OF PIV 0 2 4 6 8 12 12 14 0 2 4 6 8 1 12 14 V, - VOLTAGE (V) Vp VOLTAGE (V) Vi Forward Pulse Current vs Pulse Duration Reverse Pulse Power vs Pulse Duration 10,000 100,000 ALL SERIES ALL SERIES Square Pulse Current vs Square Pulse Current vs Ouration for Non-Repetitive Pulse Duration for Non-Repetitive Pulse < (8.3 ms sine wave equivalent = 10,000 (8.3 ms sine wave equivalent L 1.000 to 3ms square wave) = toa ms square wave) Zz " aw & 3 s 1,000 3 a w a 9 100 ae 5 2 a 2 100 10 10 Aus lus 10us 100us ims 10ms 100ns Les 105 100us ims 1oms PULSE DURATION (SECONDS) PULSE DURATION (SECONDS) UNITRODE CORPORATION 5 FORBES ROAD LEXINGTON, MA 02173 TEL. (617) 861-6540 TWX (710) 326-6509 TELEX 95-1064 311 PRINTED IN U.S.A