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LTC2965 Datasheet(PDF) 3 Page - Linear Technology |
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LTC2965 Datasheet(HTML) 3 Page - Linear Technology |
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3 / 18 page  LTC2965 3 2965fc For more information www.linear.com/LTC2965 ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VIN = 12V, RS = GND, PS = GND, INH = 1.2V, INL = GND (Notes 1, 2). SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VIN Input Supply Operating Range VIN l 3.5 100 V VMON VIN Monitor Range 3.5 98 V IVIN VIN Input Supply Current VIN = 100V, 40x l 3 7 15 µA VUVLO Undervoltage Lockout VIN Rising l 3 V Undervoltage Lockout Hysteresis VIN Falling 70 mV Comparator Reference Input: INH, INL VCM Comparator Common Mode Voltage l 0.35 2.45 V VERR VIN Error Voltage at 96V INH = VREF, 40x 0.35V ≤ INH ≤ 2.4V, 40x l l ±250 ±250 ±1360 ±400 mV mV VIN Error Voltage at 24V INH = VREF, 10x 0.35V ≤ INH ≤ 2.4V, 10x l l ±35 ±35 ±315 ±75 mV mV VOS Comparator Offset Voltage INH = 0.35V, 10x l ±1.9 ±3 mV AVERR Internal Resistive Divider Range Error INH = 2.4V, Range = 10x, 40x l ±0.4 % VHYS Comparator Built-in Hysteresis INH = GND, INL Rising, VIN = 24V INL = GND , INH Falling, VIN = 24V l l 14 –30 22 –22 30 –14 mV mV VHYTH Built-in Hysteresis Enable Threshold l 100 175 mV tPD VIN to OUT Comparator Propagation Delay Overdrive = 10%, OUT Falling,10x INH = GND, INL = 1.2V l 40 80 µs IIN(LKG) Input Leakage Current (INH, INL) V = 1.2V, I-Grade V = 1.2V, H-Grade l l ±0.1 ±0.1 ±1 ±10 nA nA Reference: REF VREF Reference Output Voltage IREF ≤ 100µA, VIN ≥ 3.5V l 2.378 2.402 2.426 V Noise Reference Output Noise 100Hz to 100kHz 140 µVRMS Control Inputs: RS, PS VTH Select Input Threshold l 0.4 1.4 V ILKG Input Leakage Current V = 2.4V l ±100 nA Status Outputs: OUT VOL Voltage Output Low VIN = 1.25V, I = 10µA VIN = 3.5V, I = 500µA l l 100 400 mV mV VOH Voltage Output High VIN = 3.5V, I = –1µA VIN ≥ 4.5V, I = –1µA l l 2 2.8 2.375 3 2.75 4 V V IOH Output Current High V = GND, VIN = 3.5V l –15 –7.5 –5 µA IO(LKG) Leakage Current, Output High V = 100V, VIN = 6V l ±250 nA Note 1: Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. Exposure to any Absolute Maximum Rating condition for extended periods may affect device reliability and lifetime. Note 2: All currents into pins are positive; all voltages are referenced to GND unless otherwise noted. |
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