TR251 MIC | Alldatasheet
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Technical content
TIN CAN AUTOMOTIVE RECTIFIER E-mail: sales@cnmic.com Web Site: www.cnmic.com VOLTAGE RANGE 100 to 400 Volts TR251 THRU TR254 CURRENT 25.0 Amperes TECHNICAL SPECIFICATION：
FEATURES
- Low Leakage
- Low forward voltage drop
- High current capability
- High forward surge current capacity MECHANICAL DATA
- Technology: vacuum soldered
- Case: Tin Can
- Polarity: the glass is bule (Positive) the glass is white (Negative)
- Lead: Plated Ni lead, solderable per MIL-STD-202E method 208C
- Mounting: at will
- Weight: 0.09 ounces, 2.57 grams MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
- Ratings at 25℃ ambient temperature unless otherwise specified
- Single Phase, half wave, 60HZ, resistive or inductive load
- For capacitive load derate current by 20% SYMBOLS TR251 TR252 TR253 TR254 UNIT Maximum Repetitive Peak Reverse Voltage V RRM 100 200 300 400 Volts Maximum RMS Voltage V RMS 70 140 210 280 Volts Maximum DC Blocking Voltage V DC 100 200 300 400 Volts Maximum Average Forward Rectified Current, At Tc=105℃ IO 25 Amps Peak Forward Surge Current 3.3mS single half sine wave superimposed on Rated load (JEDEC method) IFSM 400 Amps Rating for fusing (t＜8.3ms) I 2t 664 A 2S Maximum instantaneous Forward Voltage at 100A VF 1.10 Volts
5.0 Maximum DC Reverse Current at Rated TA=25℃
DC Blocking Voltage TA=100℃ IR 250 UA Typical Thermal Resistance R θJC 1.0 ℃/W Operating and Storage Temperature Range T J,TSTG (-65 to +175) ℃ Notes: 1. Enough heatsink must be considered in application. TR Dimensions in millimeters Epoxy ? 10.60±0.3 ? 8.67±0.2 ? 1.5±0.1 6.8±0.2 26.00±0.5 ?7.6 ±0.05
TIN CAN AUTOMOTIVE RECTIFIER E-mail: sales@cnmic.com Web Site: www.cnmic.com VOLTAGE RANGE 100 to 400 Volts TR251 THRU TR254 CURRENT 25.0 Amperes RATINGS AND CHARACTERISTIC CURVES TR251 THRU TR254 F1G.2 MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT F1G.1 TYPICAL FORWARD CURRENT DERATING GURVE
1 Cycle
CURRENT,(A) 8.3ms Single Half Sine-Wave (JEDEC Method) Tj=Tj max AVERAGE FORWARD CURRENT, (A) AMBIENT TEMPERATURE, ()℃ 1251001501757550250 Single Phase Half Wave 60Hz Resistive or Inductive Load 0.375″(9.5mm) Lead Length 100 400 200 300 600 500 50403020100 SQUARE WAVE DC AVERAGE POWER DISSIPATION (W) AVERAGE FORWARD CURRENT, (A) F1G.4 FORWARD ROWER DISSIPATION T1=25℃ PULSE WIDTH=300μS 1%DUTY CYCLE 0.1 1.0 100 1000 INSTANTANEOUS FORWARD VOLTAGE,(V) INSTANTANEOUS FORWARD CURRENT, (A) F1G.3 TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS