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| MDE Semiconductor, Inc. 78-150 Calle Tampico, Unit 210, La Quinta, CA., USA 92253 Tel : 760-564-8656 * Fax : 760-564-2414 1-800-831-4881 Email: sales@mdesemiconductor.com Web: www.mdesemiconductor.com MAXPak TM Series MAX-225 HIGH CURRENT TRANSIENT VOLTAGE SUPPRESSOR FEATURES * 10KA Surge Capability @ 8 x 20 sec waveform (per IEC- 61000-4-5) * UL 1449 Pending * Peak Power Dissipation 324KW * Bi-directional * Excellent clamping capability * Repetition rate (duty cycle): 0.05% * Sharp breakdown voltage * Low incremental surge resistance * Fast response time: typically less than 1.0 s from 0 Volts to BV * Operation temperature: -40C to +125C 0.049.0019 (1.250.05) 0.54 Max (12.45 Max) 0.69+-0.035 (18.12+-0.9) MAX-225 0.8850.044 (22.471.12) 0.29 Max (7.35 Max) 0.787 Min (20.0 Min) 0.9340.046 (23.7221.16) * Epoxy encapsulated package has Underwriters Laboratory Flammability Classification 94 V-0 MECHANICAL DATA Terminal: Ag Plated Axial leads, solderable per MIL-STD-750. Method 2026 Mounting Position: Any Weight: 0.408 0.040 ounces (11.300 1.130g) Dimensions in inches and (Millimeters) MAXIMUM RATINGS AND CHARACTERISTICS Ratings at 25 C ambient temperature unless otherwise specified. RATING Reversed Standoff Voltage Breakdown Voltage @ IT=1.0mA Clamping Voltage @ 1090A / 10x1000 sec waveform Reverse Leakage @ 202.5V SYMBOL Vrwm Vbr Vc IR VALUE 202.5 225 5% 297 max 20 max UNITS Volt Volt Volt A 08/14/02 MAXPakTM 225 Series Curves P ppm PEAK PULSE POWER KW 10000 1000 Non-repetitive pulse waveform shown in Fig. 3T A = 25C 1 100 10 1 0.1 1 10 100 1000 10000 td PULSE WIDTH 1 sec FIG. 1 PEAK PULSE POWER RATING 1 Fig.2 - Pulse Derating Curve 100 87.5 75 62.5 50 37.5 25 12.5 0 0 25 50 75 100 125 150 175 200 Peak Pulse Power (P ) PP or Current (IPP) Derating in Percentage,% TA - Ambient Temperature (C) 150 IPPM - Peak Pulse Current,% IRSM tr = 10sec. Peak Value IPPM 100 Half Value- IPPM 2 TJ = 25C Pulse Width(td)is defined as the point where the peak current decays to 50% of IPPM 50 10/1000sec.Waveform as defined by R.E.A. td 0 0 1.0 2.0 3.0 3.0 4.0 4.0 t - Time(ms) Fig.3 - Pulse Waveform 1/2/2003 |
Price & Availability of MAX-225
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