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| PMA0207 Vishay Draloric Metal Film Resistors, Precision, High Stability FEATURES * Special stabilized metal alloy on high quality ceramic * Very low TC and tight tolerances * Excellent long term stability * Suitable for precision measuring techniques and precision control engineering STANDARD ELECTRICAL SPECIFICATIONS MODEL POWER RATING LIMITING ELEMENT VOLTAGE MAX. P70C W V 0.125 (0.25)* (0.4)* TEMPERATURE COEFFICIENT ppm/K TOLERANCE % 0.05 0.1 0.25 0.5 0.05 0.1 0.25 0.5 PMA0207 0.125 (0.25)* (0.4)* 0.05 0.1 0.25 0.5 0.05 0.1 0.25 0.5 RESISTANCE RANGE E-SERIES on request 100R - 100K 100R - 100K 100R - 100K on request 100R - 100K 100R - 100K 100R - 100K on request 47R - 511K 47R - 511K 47R - 511K on request 47R - 511K 47R - 511K 47R - 511K 192 192 192 192 192 192 192 192 192 192 192 192 192 192 192 192 PMA0207 250 5 PMA0207 0.125 (0.25)* (0.4)* 250 10 250 15 PMA0207 0.125 (0.25)* 250 25 * For lower stability requirements * Coating: green * Marking: see appropriate catalog or web page * * For TC 10ppm/C: temperature range - 25C...+ 85C Further values on request ORDERING INFORMATION PMA0207 MODEL 5 TC ppm/K 1K87 RESISTANCE VALUE .25% TOLERANCE % A1 PACKAGING A1-Ammopack 1000 pcs www.vishay.com 36 For Technical Questions, contact ff1aresistors@vishay.com Document Number 20114 Revision 05-Aug-02 PMA0207 Metal Film Resistors, Precision, High Stability DIMENSIONS MODEL 6 mm L1 L D d Vishay Draloric Dmax PMA0207 2.5-0.3 DIMENSIONS [in millimeters] L L1 MAX B d 6.3-0.5 7.5 531 0.6 e 7.50 e B * Taping in acc. with IEC60286-1 * D and L measured in acc. with IEC60294 * d according to IEC60301 TECHNICAL SPECIFICATIONS PARAMETER Rated Dissipation at 70C Limiting Element Voltage 1) Insulation Voltage (1min) Thermal Resistance Insulation Resistance Category Temperature Range Terminal Strength, axial Failure Rate Weight 1) UNIT W V Veff K/W C N 10-9/h g PxR PMA0207 0.125 250 > 500 140 PMA0207 0.25 250 > 500 140 1011 PMA0207 0.4 250 > 500 140 - 25/+ 85 > 50 - 55/+ 105 > 50 <1 - 55/+ 125 > 50 0.22 0.22 0.22 Rated Voltage PACKAGING MODEL T.C. ppm /C REEL PIECES / REEL CODE PIECES / BOX BOX CODE MIN. ORDER QTY PACKAGING UNITS PMA0207 5 - 25 5000 R5 5000 2000 1000 500 A5 A2 A1 AC 1 1 1 1 Document Number 20114 Revision 05-Aug-02 For Technical Questions, contact ff1aresistors@vishay.com www.vishay.com 37 PMA0207 Vishay Draloric TEMPERATURE RISE IN C 60 50 40 30 20 10 20 0 0 0.2 0.4 0.6 0.8 1.0 0 -55 -25 0 25 50 75 85 105 125 70 AMBIENT TEMP. IN C Metal Film Resistors, Precision, High Stability RATED POWER IN % POWER IN W 120 100 80 60 40 TEMPERATURE RISE RATED POWER IN % DERATING CURRENT NOISE IN V/V 10 5 1 0.5 120 110 100 90 80 70 60 10 100 1K 10K 100K 1M RESISTANCE VALUE IN 0.1 0.05 0.01 100 1K 10K 100K 1M 10M NON-LINEARITY IMPEDANCE 10K CURRENT NOISE RESISTANCE CHANGE R/R % 0.3 RESISTANCE VALUE IN + 25 0.2 + 15 0.1 0 -0.1 -0.2 - 25 -0.3 -50 -25 0 25 50 75 100 125 AMBIENT TEMPERATURE IN C -5 -10 - 15 +10 +5 10K 1K 1K 100 100 10 10 1 10 100 1000 FREQUENCY IN MHz HF-CHARACTERISTICS PMA0207 RESISTANCE CHANGE R/R % TEMPERATURE CHARACTERISTICS 0.10 0.08 0.06 0.04 0.02 0 -0.02 -0.04 -0.06 0 10 100 1k 10k 100k 1M RESISTANCE VALUE IN 125C 85C ENDURANCE at upper category temperature 1000h www.vishay.com 38 For Technical Questions, contact ff1aresistors@vishay.com Document Number 20114 Revision 05-Aug-02 TC IN ppm/C PMA0207 Metal Film Resistors, Precision, High Stability STABILITY NOMOGRAM, TYPICAL VALUES (For handling see General Information) TEMPERATURE RISE u[C] 140 120 100 140 120 u = f [s] 100 Vishay Draloric = C 20 40 C C C 0C 0C 0C 160 180 PARAMETER: u PMA0207 80 60 40 u = f [P] PARAMETER : SIZE 20 0 1.0 0.8 0.6 0.4 0.2 0 LOAD P [W] 0.01 60 80 80 60 40 10 12 20 14 0 20 40 60 80 100 120 140 FILM TEMPERATURE s [C] R/R (t) = f [R/R (t = 1000h)] PARAMETER : TIME RESISTANCE CHANGE R/R [%] after 1000h 0.01 10 10 0 ,1 K 10 K 100 K 1M R/R [t = 1000 h] = f [s] PARAMETER: RESISTANCE VALUE t= 10 0 00 0h 0.1 h 00 h 00 000 h 15 00 h 20 000 1 0.1 1 10 1 0.1 0.01 RESISTANCE CHANGE R/R [%] 1 20 40 60 80 100 120 140 160 180 FILM TEMPERATURE s [C] PERFORMANCE TEST Endurance Test at 70C IEC 60115-1 4.25.1 Endurance at UCT IEC 60115-1 4.25-3 Overload Test IEC 60115-1 4.13 Thermal Shock IEC 60115-1 4.19; IEC 60068-2-14 Climatic Sequence IEC 60115-1 4.23 Damp Heat Steady State IEC 60115-1 4.24; IEC 60068-2-3 Resistance to Soldering Heat IEC 60115-1 4.18; IEC 60068-2-20 Robustness of Terminations IEC 60115-1 4.16; IEC 60068-2-21 Vibration IEC 60115-1 4.22; IEC 60068-2-6 1) CONDITIONS OF TEST 1000 hours at 70C P=0.25W, 1.5 hours "ON", 0.5 hours "OFF" 1000 hours at 70C P=0.125W, 1.5 hours "ON", 0.5 hours "OFF" 1000 hours at 85C without load 8000 hours at 85C without load Short time overload for 5 seconds at 2.5 x rated voltage or twice the limiting element voltage Rapid change between upper and lower category temperature Dry heat, damp heat cyclic, cold, low air pressure 56 days at 40C and 93% relative humidity 10 seconds at 260C solder bath temperature Tensile, bending and torsion 0.75mm or 10g, 10 Hz - 500 Hz 6 hours REQUIREMENTS1) 0.1% 0.05% 0.05% 0.1% 0.01% 0.01% 0.1% 0.1% 0.01% 0.01% 0.01% Over a resistance range 100 to 100K, limits for change of resistance at test APPLICABLE SPECIFICATIONS * CECC40000 / 40300 * EN 140100 / IEC 60115-1 Document Number 20114 Revision 05-Aug-02 For Technical Questions, contact ff1aresistors@vishay.com www.vishay.com 39 |
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