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LM2935T Fiches technique(PDF) 3 Page - ON Semiconductor |
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LM2935T Fiches technique(HTML) 3 Page - ON Semiconductor |
3 / 8 page LM2935 3 MOTOROLA ANALOG IC DEVICE DATA ELECTRICAL CHARACTERISTICS (Vin = 14 V, IO = 500 mA, Istby = 0 mA, CO = 10 µF, Cstby = 10 µF, TJ = 25°C [Note 1].) Characteristic Unit Max Typ Min Symbol MAIN OUTPUT (continued) Ripple Rejection (f = 120 Hz) RR – 66 – dB Dropout Voltage IO = 500 mA IO = 750 mA VI–VO – – 0.45 0.82 0.6 – V Short Circuit Current Limit ISC 0.75 1.2 – A Over–Voltage Shutdown Threshold Vth(OV) 26 31 – V SWITCH/RESET Output Sink Current (VOL = 1.2 V) ISink – 5.0 – mA Output Voltage (Ron/off = 20 kΩ) Low State, Vin = 4.0 V High State, Vin = 14 V VOL VOH – 4.5 0.9 5.0 1.2 6.0 V Output Pull–Up Resistor, “On”/“Off” (Note 2) Ron/off – 20 30 k Ω Output Voltage with Reverse Polarity Input (Vin = –15 V, RL = 10 Ω) –VO – 0.6 0 – V ELECTRICAL CHARACTERISTICS (Vin = 14 V, IO = 0 mA, Istby = 10 mA, CO = 10 µF, Cstby = 10 µF, TJ = 25°C [Note 1].) Characteristic Symbol Min Typ Max Unit STANDBY OUTPUT Output Voltage (Vin = 6.0 V to 26 V, Istby = 1.0 mA to 10 mA, TJ = –40 to +125°C) VO(stby) 4.75 5.0 5.25 V Tracking Voltage VO–VO(stby) – 200 0 200 mV Line Regulation (Vin = 6.0 V to 26 V) Regline – 4.0 50 mV Load Regulation (Istby = 1.0 mA to 10 mA) Regload – 10 50 mV Output Impedance I(stby) = 10 mAdc and 1.0 mArms, f = 100 Hz to 10 kHz ZO(stby) – 1.0 – Ω Output Noise Voltage (f = 10 Hz to 100 kHz) Vn – 300 – µVrms Long Term Stability S – 20 – mV/kHR Ripple Rejection (f = 120 Hz) RR – 66 – dB Dropout Voltage (Istby = 10 mA) VI–VO(stby) – 0.55 0.7 V Short Circuit Current Limit ISC 25 70 – mA Output Voltage with Reverse Polarity Input Vin = –15 V, RL = 510 Ω –VO – 0.3 0 – V Output Voltage with Maximum Positive Input Vin = 60 V, RL = 510 Ω VO(max) – 5.0 6.0 V TOTAL DEVICE Bias Current IO = 10 mA, Istby = 0 mA IO = 500 mA, Istby = 0 mA IO = 750 mA, Istby = 0 mA Main Output “Off”, Istby = 10 mA IB – – – – 3.0 40 90 2.0 – 100 – 3.0 mA NOTES: 1. Low duty cycle pulse techniques are used during test to maintain junction temperature as close to ambient as possible. 2. The maximum switch/reset current must not exceed 5.0 mA. |
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