GENERAL-USE RECTIFIER DIODE DSA3A OUTLINE DRAWING DSA3A1 DSA3A2 DSA3A4 7MAX (0.28) φ 1.2 (0.05) 27MIN. (1.06) Color of cathode band 59MIN. (2.32) 27MIN. (1.06) Direction of polarity Type Unit in mm(inch) φ 5MAX (0.2) • For general purpose. • Diffused-junction. Resin encapsulated. Cathode band FEATURES Yellow White Blue Weight: 0.74 (g) ABSOLUTE MAXIMUM RATINGS Items Type DSA3A1 DSA3A2 DSA3A4 100 200 400 Repetitive Peak Reverse Voltage VRRM V Average Forward Current IF(AV) A Surge(Non-Repetitive) Forward Current IFSM A 120( Without PIV, 10ms conduction, Tj = 150°C start ) 2 It 2 As 57.6( Time = 2 ~ 10ms, I = RMS value ) Tj °C -40 ~ +150 Tstg °C -40 ~ +150 2 I t Limit Value Operating Junction Temperature Storage Temperature Notes Single-phase half sine wave 180° conduction 3.0 TL = 90°C, Lead length = 10mm ( ) (1) Lead mounting : Lead temperature 280°C max. to 3.2mm from body for 5sec. max.. (2) Mechanical strength : Bending 90°×2 cycles or 180°×1 cycle, Tensile 3kg, Twist 90°×1 cycle. CHARACTERISTICS(TL=25°C) Symbols Units Min. Typ. Peak Reverse Current IRRM µA - - Peak Forward Voltage VFM V - - Rth(j-a) °C/W - - Items Steady State Thermal Impedance Rth(j-l) Max. Test Conditions 60 DSA3A1,2 10 DSA3A 4 1.0 IFM=3.0Ap, Single-phase half sine wave 1 cycle 50 20 Rated VRRM Lead length = 10 mm PDE-DSA3A-0 DSA3A Max. average forward power dissipation (Resistive or inductive load) 200 PEAK FORWARD CURRENT (A) 100 TL=150˚C 10 TL=25˚C 1 Single-phase half sine wave Conduction : 10ms 1 Cycle 0.1 0 1 2 3 4 5 6 MAX. AVERAGE FORWARD POWER DISSIPATION (W) Forward characteristics 5 DC 4 Single-phase ( 50Hz ) 3 2 1 0 0 1 PEAK FORWARD VOLTAGE DROP (V) 180 Single-phase half sine wave 180˚ conduction (50Hz) 160 FIN mounted L=10mm FIN:Cu(35 ×1t) L 140 L 120 Rth(f-a)=5.5 C/W 100 80 L 60 PC.board mounted L=10mm 40 PC board (100×180×1.6t) Copper foil ( 5.5) 20 0 0 0.5 1.0 1.5 2.0 2.5 3.0 5 160 140 120 100 80 Lead length =10mm L 60 Lead temp Copper foil ( 5.5) 40 PC board (100×180×1.6t) 20 0 3.5 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 AVERAGE FORWARD CURRENT (A) Surge forward current characteristic (Non-repetitive) Transient thermal impedance 300 140 120 TRANSIENT THERMAL IMPEDANCE (˚C/W) Surge current peak value SURGE FORWARD CURRENT (A) 4 Single-phase half sine wave 180˚ conduction (50Hz) AVERAGE FORWARD CURRENT (A) 10ms 1 cycle 100 80 60 Without PIV 40 20 0 3 Max. allowable lead temperature (Resistive or inductive load) MAX. ALLOWABLE LEAD TEMPERATURE (˚C) MAX. ALLOWABLE AMBIENT TEMPERATURE (˚C) Max. allowable ambient temperature (Resistive or inductive load) 180 2 AVERAGE FORWARD CURRENT (A) 1 10 CYCLES 100 100 Rth(j-a) Rth(j-l) 10 L Lead length =10mm Lead temp Copper foil ( 5.5) 1.0 PC board (100×180×1.6t) 0.1 0.001 0.01 0.1 1.0 10 100 TIME (s) PDE-DSA3A-0 HITACHI POWER SEMICONDUCTORS Notices 1.The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product characteristics. Before ordering, purchasers are adviced to contact Hitachi sales department for the latest version of this data sheets. 2.Please be sure to read "Precautions for Safe Use and Notices" in the individual brochure before use. 3.In cases where extremely high reliability is required(such as use in nuclear power control, aerospace and aviation, traffic equipment, life-support-related medical equipment, fuel control equipment and various kinds of safety equipment), safety should be ensured by using semiconductor devices that feature assured safety or by means of users’ fail-safe precautions or other arrangement. Or consult Hitachi’s sales department staff. 4.In no event shall Hitachi be liable for any damages that may result from an accident or any other cause during operation of the user’s units according to this data sheets. 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