SF33

厂商：
UNIOHM(厚声)
封装：
描述：
SF33 - 3.0 AMP SUPER FAST RECTIFIERS - UNIOHM CORPORATION

数据手册：

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数据手册
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SF33 数据手册

SF31 3.0 AMP SUPER FAST RECTIFIERS THRU SF37 VOLTAGE RANGE 50 to 600 Volts CURRENT FEATURES * Low forward voltage drop * High current capability * High reliability * High surge current capability * Good for switching mode application 3.0 Amperes DO-27 .220(5.6) .197(5.0) DIA. 1.0(25.4) MIN. MECHANICAL DATA * Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Lead: Axial leads, solderable per MIL-STD-202, method 208 guranteed * Polarity: Color band denotes cathode end * Mounting position: Any * Weight: 1.10 grams .375(9.5) .285(7.2) .052(1.3) .048(1.2) DIA. 1.0(25.4) MIN. Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25 C ambient temperature uniess otherwies specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. TYPE NUMBER Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375"(9.5mm) Lead Length at Ta=55 C Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 3.0A Maximum DC Reverse Current Ta=25 C at Rated DC Blocking Voltage Ta=100 C Maximum Reverse Recovery Time (Note 1) Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range TJ, TSTG NOTES: SF31 50 35 50 SF32 100 70 100 SF33 150 105 150 SF34 200 140 200 3.0 125 SF35 300 210 300 SF36 400 280 400 SF37 UNITS 600 420 600 V V V A A V A A nS pF C 0.95 5.0 50 35 -65 50 +150 1.25 1.50 1. Reverse Recovery Time test condition: IF=0.5A, IR=1.0A, IRR=0.25A 2. Measured at 1MHz and applied reverse voltage of 4.0V D.C. RATING AND CHARACTERISTIC CURVES (SF31 THRU SF37) FIG.1- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 50W NONINDUCTIVE 10W NONINDUCTIVE trr +0.5A | | | | | | | | FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT,(A) 3.0 2.5 2.0 1.5 1.0 0.5 0 0 25 50 75 100 125 150 175 Single Phase Half Wave 60Hz Resistive Or Inductive Load 0.375"(9.5mm) Lead Length (+) 25Vdc (approx.) () 1W NONINDUCTIVE OSCILLISCOPE (NOTE 1) D.U.T. () PULSE GENERATOR (NOTE 2) (+) 0 -0.25A NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF. 2. Rise Time= 10ns max., Source Impedance= 50 ohms. -1.0A 1cm SET TIME BASE FOR 50 / 10ns / cm AMBIENT TEMPERATURE,( C) FIG.3-TYPICAL FORWARD CHARACTERISTICS 50 INSTANTANEOUS FORWARD CURRENT,(A) FIG.4-TYPICAL REVERSE CHARACTERISTICS 50 3.0 SF 3 1~ SF 34 REVERSE LEAKAGE CURRENT, ( A) 10 10 3.0 1.0 Tj=100 C 1.0 SF 35 ~S F3 6 SF 37 0.1 Tj=25 C Pulse Width 300us 1% Duty Cycle Tj=25 C 0.1 .01 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 .01 0 20 40 60 80 100 120 140 FORWARD VOLT AGE,(V) PERCENT OF RATED PEAK REVERSE VOLT AGE,(%) FIG.5-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT,(A) 125 FIG.6-TYPICAL JUNCTION CAPACITANCE 175 150 125 100 75 50 25 0 100 75 Tj=25 C 8.3ms Single Half Sine Wave JEDEC method 50 25 0 1 5 10 50 100 JUNCTION CAPACITANCE,(pF) .01 .05 .1 .5 1 5 10 50 100 NUMBER OF CYCLES AT 60Hz REVERSE VOLTAGE,(V)

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SF33

1. 物料型号： - 型号范围为SF31至SF37。

2. 器件简介： - 这些器件是3.0安培的超快速整流器，电压范围从50至600伏特，具有低正向电压降、高电流能力、高可靠性、高浪涌电流能力，适用于开关模式应用。

3. 引脚分配： - 引脚为轴向引脚，可按MIL-STD-202方法208订购。

4. 参数特性： - 最大重复峰值反向电压：50至600伏特。 - 最大RMS电压：35至420伏特。 - 最大直流阻断电压：50至600伏特。 - 最大平均正向整流电流：在9.5mm引脚长度下，55°C时为3.0安培。 - 峰值正向浪涌电流：在额定负载下（JEDEC方法）8.3ms单半正弦波，SF34型号为125安培。 - 最大瞬时正向电压在3.0A时：SF34为0.95至1.25伏特，SF37为1.50伏特。 - 最大直流反向电流：在25°C时，SF31为5.0安培，在100°C时，SF37为50安培。 - 最大反向恢复时间：SF31为35纳秒。 - 典型结电容：SF31为50皮法。

5. 功能详解： - 器件适用于单相半波、60Hz的电阻性或感性负载。对于电容性负载，电流需降低20%。 - 提供了测试电路图和反向恢复时间特性、正向电流降额曲线、正向特性和反向特性的典型图表。

6. 应用信息： - 适用于开关模式应用。

7. 封装信息： - 封装为模塑塑料，环氧树脂符合UL 94V-0级阻燃标准，引脚为轴向引脚，极性由色带表示阴极端，安装位置任意，重量为1.10克。

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