FM4937

FM4937_15 LRC | Alldatasheet

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Technical content

1.FEATURES * Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * High temperature metallurgically bonded construction * For use in high frequency rectifier circuits * Fast switching for high efficiency * Cavity-free glass passivated junction * Capable of meeting environmental standards of MIL-S-19500 * 1.0 A operation at TA=75°C with no thermal runaway * Typical IR less than 1.0µA * High temperature soldering guaranteed: 260°C/10 seconds 2.Mechanical Data Case: JEDEC DO-214AC, molded plastic over glass die Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.0026 oz., 0.075 g Handling precautin:None 3.Electrical Characteristic Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol symbol FM 4933 FM 4934 FM 4935 FM 4936 FM

4937 Unit

Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 V Maximum RMS voltage VRMS 35 70 140 280 420 V Maximum DC blocking voltage VDC 50 100 200 400 600 V Maximum average forward rectified current 0.375" (9.5mm) lead length at TA = 75°C IF(AV) A Peak forward surge current 8.3ms single half sine- wave superimposed on rated load (JEDEC Method) IFSM A Typical thermal resistance (Note 2) RθJA °C/W Operating junction and storage temperature range TJ, TSTG Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol symbol FM 4933 FM 4934 FM 4935 FM 4936 FM Maximum instantaneous forward voltage at 1.0A VF V Maximum DC reverse current TA = 25°C at rated DC blocking voltage TA = 125°C IR µA Typical reverse recovery time (Note 1) trr ns Typical junction capacitance at 4.0V, 1MHz CJ PF NOTES: 1. IF = 0.5A, IR = 1.0A, IRR = 0.25A FM4933 thru FM4937 1.0 –50 to +150 1.2 5.0 100 150 15.0 Reverse Voltage 50 to 600V Forward Current 1.0A Surface Mount Glass Passivated Fast Recovery Rectifiers We declare that the material of product compliance with RoHS requirements. LESHAN RADIO COMP ANY, LTD.

4.Ratings and Characteristic Curves ( TA = 25°C unless otherwise noted ) Fig. 1 – Forward Current Derating Curve Fig. 2 – Maximum Non-repetitive Peak Forward Surge Current Fig 4. – Typical Reverse CharacteristicsFig 3. – Typical Instantaneous Forward Characteristics Fig 5. –typical transient thermal impedance Fig 6. – Typical Junction Capacitance Average Forward Rectified Current (A) Average Forward Rectified Current (A) Instantaneous Forward Current (A) Instantaneous Reverse Current (µA)Junction Capacitance (pF) 0 25 50 75 100 125 150 175 1 10 100 0.1 1 10 100 1.0 100 1.0 0.1 0.01 1.0 0.1 0.01 100 1.0 0.5 60 Hz Resistive or Inductive Load 0.375" (9.5mm) Lead Length TJ = TJ max 8.3ms Single Half Sine-wave (JEDEC Method) TJ = 25°C Pulse width = 300µs 1% Duty Cycle TJ = 25°C f = 1.0 MHz Vsig = 50mVp-p Ambient Temperature, °C N umber of Cycles at 60Hz Instantaneous Forward Voltage (V) Percent of Rated Peak Reverse Voltage (%) Reverse Voltage (V) Tj=125℃ Tj=25℃ Transient thermal impedance(°C/W) 1.0 0.1 100 0.01 0.1 1.0 10 100 t,Pulse duration,sec LESHAN RADIO COMPANY, LTD.

5.Package Dimensions in inches and (millmeters) Min. Max. Min. Max. A 0.086 0.110 2.2 2.8 B 0.051 0.067 1.3 1.7 C 0.185 0.209 4.7 5.3 D 0.067 0.100 1.7 2.55 E 0.035 0.059 0.9 1.5 F 0.035 0.059 0.9 1.5 inches mm Dimensions Note: DO-214AC molded plastic case The marking band indicates the cathode Package outline LESHAN RADIO COMPANY, LTD.

1.卷盘规格/Reel Packing Unit:mm W Item Symbol Label stike this position A B C Item W 7“ A 13“ B C W 2.内箱规格/ Inside Box Specification Item Symbol A B C 3.外箱规格/Outer Box Specification Item Symbol A B C 345±2 Dimension 350±2 350±2 Q'ty/Taping Size Size Dimension 13.0±0.2 Size 13.0±0.2 54±0.5 177±1.0 13.2±1.0 Dimension 335±2 SMA Packing Specification 75.0±0.5 330±1.0 13.2±1.0 A B C 13“ Size 335±2 40±1 A B C A B C LESHAN RADIO COMPANY, LTD.