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MC34261D データシート(PDF) 2 Page - Motorola, Inc |
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MC34261D データシート(HTML) 2 Page - Motorola, Inc |
2 / 12 page MC34261 MC33261 2 MOTOROLA ANALOG IC DEVICE DATA MAXIMUM RATINGS Rating Symbol Value Unit Total Power Supply and Zener Current (ICC + IZ) 30 mA Output Current, Source or Sink (Note 1) IO 500 mA Current Sense, Multiplier, and Voltage Feedback Inputs Vin –1.0 to 10 V Zero Current Detect Input High State Forward Current Low State Reverse Current Iin 50 –10 mA Power Dissipation and Thermal Characteristics P Suffix, Plastic Package Case 626 Maximum Power Dissipation @ TA = 70°C Thermal Resistance, Junction–to–Air D Suffix, Plastic Package Case 626 Maximum Power Dissipation @ TA = 70°C Thermal Resistance, Junction–to–Air PD R θJA PD R θJA 800 100 450 178 mW °C/W mW °C/W Operating Junction Temperature TJ +150 °C Operating Ambient Temperature (Note 3) MC34261 MC33261 TA 0 to +70 –40 to +85 °C Storage Temperature Tstg –55 to +150 °C ELECTRICAL CHARACTERISTICS (VCC = 12 V, for typical values TA = 25°C, for min/max values TA is the operating ambient temperature range that applies [Note 3], unless otherwise noted.) Characteristic Symbol Min Typ Max Unit ERROR AMPLIFIER Voltage Feedback Input Threshold TA = 25°C TA = Tlow to Thigh (VCC = 12 V to 28 V) VFB 2.465 2.44 2.5 2.535 2.54 V Line Regulation (VCC = 12 V to 28 V, TA = 25°C) Regline – 1.0 10 mV Input Bias Current (VFB = 0 V) IIB – –0.3 –1.0 µA Open Loop Voltage Gain AVOL 65 85 – dB Gain Bandwidth Product (TA = 25°C) GBW 0.7 1.0 – MHz Output Source Current (VO = 4.0 V, VFB = 2.3 V) ISource 0.25 0.5 0.75 mA Output Voltage Swing High State (ISource = 0.2 mA, VFB = 2.3 V) Low State (ISink = 0.4 mA, VFB = 2.7 V) VOH VOL 5.0 – 5.7 2.1 – 2.44 V MULTIPLIER Dynamic Input Voltage Range Multiplier Input (Pin 3) Compensation (Pin 2) VPin 3 VPin 2 0 to 2.5 VFB to (VFB + 1.0) 0 to 3.5 VFB to (VFB + 1.5) – – V Input Bias Current (VFB = 0 V) IIB – –0.3 –1.0 µA Multiplier Gain (VPin 3 = 0.5 V, VPin 2 = VFB + 1.0 V) (Note 2) K 0.4 0.62 0.8 1/V ZERO CURRENT DETECTOR Input Threshold Voltage (Vin Increasing) Vth 1.3 1.6 1.8 V Hysteresis (Vin Decreasing) VH 40 110 200 mV Input Clamp Voltage High State (IDET = 3.0 mA) Low State (IDET = –3.0 mA) VIH VIL 6.1 0.3 6.7 0.7 – 1.0 V NOTES: 1. Maximum package power dissipation limits must be observed. 3. Tlow = –40°C for MC34261 3. Tlow = –40°C for MC33261 Thigh = +70°C for MC34261 Thigh = +85°C for MC33261 Pin 4 Threshold Voltage VPin 3(VPin 2 – VFB) 2. K = |
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同様の説明 - MC34261D |
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