Mr. John chang
Model No.: YZPST-SM70HF40
Brand: YZPST
Packaging: 1. Anti-electrostatic packaging 2. Carton box 3. Plastic protective packaging
Productivity: 1000
Transportation: Ocean,Air
Place of Origin: China
Supply Ability: 10000
Certificate: ISO9001-2015,ROHS
Port: Shanghai
Payment Type: L/C,T/T,D/P
Incoterm: FOB,CFR,FCA
YZPST-SM70HF40
Features of the Standard Recovery Diode: High current carrying capability, High voltage ratings up to 2000V, High surge current capabilities and Stud cathode and stud anode version.
Typical Applications of the Standard Recovery Diode: Converters, High power drives, Power supplies, Machine tool controls, Medium traction applications and Power supplies.
ELECTRICAL SPECIFICATIONS Voltage Ratings
| Type number | Voltage Code | V RRM, maximum repetitive peak reverse voltage V | V RSM , maximum non- repetitive peak rev. voltage V | I RRM max. @ T J = T J max. mA |
| SM70HF.. | 40 | 400 | 500 | 30 |
| 80 | 800 | 900 | ||
| 120 | 1200 | 1300 | ||
| 140 | 1400 | 1500 | ||
| 160 | 1600 | 1700 | ||
| 200 | 2000 | 2100 |
Forward Conduction
| Parameter | SM70HF.. | Units | Conditions | ||
| I F(AV) Max. average forward current @ Case temperature | 70 | A | 180° conduction, half sine wave | ||
| 90 | °C | ||||
| IF(RMS) Max. RMS forward current | 79 | A | DC @ TC = 75°C (04 to 20), TC = 36°C (25 to 32) | ||
| I FSM, Maximum peak, one-cycle forward, non-repetitive surge current | 1200 | A | t = 10ms | No voltage reapplied |
Sinusoidal half wave, Initial T = T max. |
| 1200 | t = 8.3ms | ||||
| 1000 | t = 10ms | 100% VRRM reapplied | |||
| 1050 | t = 8.3ms | ||||
| I 2 t Maximum I 2 t for fusing | 7000 | A 2 s | t = 10ms | No voltage reapplied | |
| 6500 | t = 8.3ms | ||||
| 5000 | t = 10ms | 100% V RRM reapplied | |||
| 4500 | t = 8.3ms | ||||
| I2√t Maximum I2√t for fusing | 70000 | A2√s | t = 0.1 to 10ms, no voltage reapplied | ||
| VF(TO) Low level value of threshold voltage | 0.80 | V |
TJ = 200°C | ||
| rf Max. value of forward slope resistance | 2.30 | mΩ | |||
| VFM Max. forward voltage drop | 1.30 | V | (IFM x π x IF(AV) (220A Peak), TJ = 25°C | ||
Thermal and Mechanical Specifications
| Parameter | SM70HF.. | Units | Conditions |
| T J | - 40 to 150 |
°C | |
| Tstg | - 40 to 150 | | |
| R thJC Thermal Impedance, max. | 0.45 | K/W | DC operation |
| RthCS Max. thermal resistance, case to heatsink | 0.25 | | Mounting surface, smooth, flat and greased |
| T Max. allowed mounting torque +0 -20% | 3.5 |
Nm | Not lubricated threads |
| 2.3 | Lubricated threads | ||
| wt Approximate weight | 17 | g | |
| Case style | DO-203AB (DO-5) | See Outline Table | |
Outline Table
Product Categories : Semiconductor Stud Devices > Standard Recovery Stud Diode
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