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MC34163DWR2 bảng dữ liệu(PDF) 3 Page - ON Semiconductor |
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MC34163DWR2 bảng dữ liệu(HTML) 3 Page - ON Semiconductor |
3 / 16 page MC34163, MC33163 http://onsemi.com 3 ELECTRICAL CHARACTERISTICS (VCC = 15 V, Pin 16 = VCC, CT = 620 pF, for typical values TA = 25°C, for min/max values TA is the operating ambient temperature range that applies (Note 5), unless otherwise noted.) Characteristic Symbol Min Typ Max Unit OSCILLATOR Frequency TA = 25°C Total Variation over VCC = 2.5 V to 40 V, and Temperature fOSC 46 45 50 − 54 55 kHz Charge Current Ichg − 225 − mA Discharge Current Idischg − 25 − mA Charge to Discharge Current Ratio Ichg/Idischg 8.0 9.0 10 − Sawtooth Peak Voltage VOSC(P) − 1.25 − V Sawtooth Valley Voltage VOSC(V) − 0.55 − V FEEDBACK COMPARATOR 1 Threshold Voltage TA = 25°C Line Regulation (VCC = 2.5 V to 40 V, TA = 25°C) Total Variation over Line, and Temperature Vth(FB1) 4.9 − 4.85 5.05 0.008 − 5.2 0.03 5.25 V %/V V Input Bias Current (VFB1 = 5.05 V) IIB(FB1) − 100 200 mA FEEDBACK COMPARATOR 2 Threshold Voltage TA = 25°C Line Regulation (VCC = 2.5 V to 40 V, TA = 25°C) Total Variation over Line, and Temperature Vth(FB2) 1.225 − 1.213 1.25 0.008 − 1.275 0.03 1.287 V %/V V Input Bias Current (VFB2 = 1.25 V) IIB(FB2) − 0.4 0 0.4 mA CURRENT LIMIT COMPARATOR Threshold Voltage TA = 25°C Total Variation over VCC = 2.5 V to 40 V, and Temperature Vth(Ipk Sense) − 230 250 − − 270 mV Input Bias Current (VIpk (Sense) = 15 V) IIB(sense) − 1.0 20 mA DRIVER AND OUTPUT SWITCH (Note 4) Sink Saturation Voltage (ISW = 2.5 A, Pins 14, 15 grounded) Non−Darlington Connection (RPin 9 = 110 W to VCC, ISW/IDRV ≈ 20) Darlington Connection (Pins 9, 10, 11 connected) VCE(sat) − − 0.6 1.0 1.0 1.4 V Collector Off−State Leakage Current (VCE = 40 V) IC(off) − 0.02 100 mA Bootstrap Input Current Source (VBS = VCC + 5.0 V) Isource(DRV) 0.5 2.0 4.0 mA Bootstrap Input Zener Clamp Voltage (IZ = 25 mA) VZ VCC + 6.0 VCC + 7.0 VCC + 9.0 V LOW VOLTAGE INDICATOR Input Threshold (VFB2 Increasing) Vth 1.07 1.125 1.18 V Input Hysteresis (VFB2 Decreasing) VH − 15 − mV Output Sink Saturation Voltage (Isink = 2.0 mA) VOL(LVI) − 0.15 0.4 V Output Off−State Leakage Current (VOH = 15 V) IOH − 0.01 5.0 mA TOTAL DEVICE Standby Supply Current (VCC = 2.5 V to 40 V, Pin 8 = VCC, Pins 6, 14, 15 = GND, remaining pins open) ICC − 6.0 10 mA 4. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible. 5. Tlow =0°C for MC34163 Thigh =+ 70°C for MC34163 = − 40°C for MC33163 = + 85°C for MC33163 |
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