SF31 ZSELEC | Alldatasheet
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! Diff used Junction ! Low Forward Voltage Drop ! H i g h C u r r e n t C a p a b i l i t y A B A ! High Reliability ! High Surge Current Capability Me c h a n i c a l D a t a C ! C a s e : M o l d e d P l a s t i c D ! Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 ! Polarity: Cathode Band ! Weight: 1.2 grams (approx.) ! Mounting Position: Any ! Marking: Type Number Maximum Ratings and Electrical Characteristics A =25°C unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Note: 1. Leads maintained at ambient temperature at a distance of 9.5mm from the case 1 of 2 SF31 – SF38 pF nS V0.95 35 70 105 140 210 280 350 420 V 50 100 150 200 300 400 500 600 V Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage V RRM V RW M V R RMS Reverse Voltage V R(RMS) Average Rectified Output Current ( N o t e 1 ) @ T A = 55°C I O 3.0 A Non-Repetitive Peak Forward Surge Current 8.3ms Single half sine-wave superimposed on rated load (JEDEC Method) I FS M 125 A Forward Voltage @I F = 3.0A V FM Peak Reverse Current @T A = 25°C At Rated DC Blocking Voltage @T A = 100°C I RM 5.0 100 µA Reverse Recovery Time (Note 2) t rr Typical Junction Capacitance (Note 3) C j Operating Temperature Range T j -65 to +150 °C Storage Temperature Range T ST G -65 to +150 °C 1.30 1.70 100 80 Z ibo Seno Electronic Engineering Co., Ltd. www.senocn.com DO-201 AD Dim Min Max A 25.4 — B 8.50 9.50 C 1.20 1.30 D 5.0 5.60 All Dimensions in mm DO-201AD Dim Min Max A 24.5 — B 7.20 9.50 C 1.10 1.30 D 5.00 5.60 All Dimensions in mm ! Lead Free: For RoHS / Lead Free Version
0.01 0.1 1.0 100 0.6 1.0 1.4 1.8 T = 25 Cj ° Pulse width = 300 s 2% duty cycle m V , INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics F I , INSTANTANEOUS FORWARD CURRENT (A)F 100 200 10 100 I , PEAK FORWARD SURGE CURRENT (A)FSM NUMBER OF CYCLES AT 60Hz Fig. 3 Peak Forward Surge Current 8.3ms single half sine-wave 50V DC Approx
50 NI (Non-inductive)W 10 NIW
1.0 NI W Oscilloscope (Note Pulse Generator (Note Device Under Test trr Settimebasefor5 /10ns/cm +0.5A -0.25A -1.0ANotes: 2. Rise Time = 10ns max. Input Impedance = 50 . W W Fig.
5 Reverse Recovery Time Characteristic and Test Circuit
(+) (+) (-) (-) 100 1000 10 100 C , CAPACITANCE (pF)j V , REVERSE VOLTAGE (V) Fig. 4 Typical Junction Capacitance R 5 5 0 75 100 125 150 175 I , AVERAGE FWD RECTIFIED CURRENT (A)(A T , AMBIENT TEMPERATURE ( C) Fig. 1 Forward Current Derating Curve A ° Single phase half wave Resistive or Inductive load SF 31 - SF34 SF 31 - SF34 SF 35 - SF36 SF 35 - SF38 2 of 2 SF31 – SF38 SF31 – SF38 SF 37 - SF38 Z ibo Seno Electronic Engineering Co., Ltd. www.senocn.com