2SK1259 Zener Diodes Composite Elements M A 4 Z 0 8 2 WA Silicon planer type ● SS-Mini type package (3-pin) 1 wiring of MA8082 3 2 +0.05 0.60–0.03 +0.05 0.12–0.02 0.28±0.05 ● Anode-common Unit : mm 1.60±0.1 0.80±0.05 +0.05 ■ Features 0.80 0.28±0.05 1.60–0.03 0.80 0.80 0.51 0.51 0.28±0.05 Constant voltage, constant current, waveform cripper and surge absorption circuit 0.44 0.44 1 : Cathode 1 2 : Cathode 2 3 : Anode 1 Anode 2 SS-Mini Type Package (3-pin) +0.05 0.88–0.01 ■ Absolute Maximum Ratings (Ta= 25˚C) Symbol Rating Unit Average forward current IF(AV)*1 100 mA Instanious forward current 200 mA Total power dissipation IFRM*1 Ptot*2 150 mW Junction temperature Tj 150 ˚C Storage temperature Tstg – 55 to + 150 ˚C Parameter *1 *2 ■ Internal Connection 1 3 Working value in a single piece With a printed-circuit board 2 ■ Electrical Characteristics (Ta= 25˚C)* Parameter Forward voltage Zener voltage Operating resistance 1 Symbol VZ Condition min IF=10mA VF *2 IZ= 5mA RZK IZ= 0.5mA typ max 0.9 1.0 7.70 Unit V 8.70 V 120 Ω RZ IZ= 5mA 20 Ω Reverse current IR VR= 5V 0.1 µA Temperature coefficient of zener voltage SZ *3 IZ= 5mA Note 1. Test method : Depend on JIS C7031 testing 2. Rated input/output frequency : 5MHz 3. * 1 : The VZ value is for the temperature of 25˚C. In other cases, carry out the temperature compensation. * 2 : Guaranteeed at 20ms after power application * 3 : Tj= 25 to 150˚C ■ Marking 8.2A 4.6 mV/˚C MA4Z082WA Zener Diodes Composite Elements IF – VF IZ – V Z 1 10–1 IR – VR 10–8 25˚C 100˚C Ta=150˚C 100˚C 100˚C 25˚C 10–1 Ta=–20˚C 10–2 10–9 150˚C 25˚C 10–3 10–4 IR (A) 10–2 10–3 Reverse current IZ (A) –20˚C Zener current Forward curren IF (A) Ta=150˚C 10–4 10–5 10–5 0 0.2 0.4 0.6 0.8 Forward voltage 1.0 7 VF (V) 9 10 11 12 VZ (V) 20 Ct (pF) 103 102 10 1 10–1 10–5 15 10 5 0 10–4 10–3 10–2 Zener current 10–1 IZ (A) 1 0 2 4 6 Reverse voltage 8 VR 0 2 4 6 Reverse voltage Ct – VR Terminal capacitance RZ (R) RZ – IZ Operating resistance 8 Zener voltage 25 10–12 10–14 6 104 10–11 10–13 10–6 1.2 10–10 10 (V) 12 8 10 VR (V) 12