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LTC4211CS8 Datasheet(PDF) 2 Page - Linear Technology |
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LTC4211CS8 Datasheet(HTML) 2 Page - Linear Technology |
2 / 36 page 2 LTC4211 4211f TJMAX = 125°C, θJA = 150°C/ W ORDER PART NUMBER Supply Voltage (VCC) ............................................... 17V Input Voltage FB, ON .................................................. – 0.3V to 17V SENSE, FILTER .......................... – 0.3V to VCC + 0.3V TIMER .....................................................– 0.3V to 2V Output Voltage GATE ............................... Internally Limited (Note 3) RESET, FAULT ...................................... – 0.3V to 17V Consult LTC Marketing for parts specified with wider operating temperature ranges. LTC4211CS8 LTC4211IS8 ABSOLUTE AXI U RATI GS PACKAGE/ORDER I FOR ATIO (Note 1) Operating Temperature Range LTC4211C .............................................. 0 °C to 70°C LTC4211I ........................................... – 40 °C to 85°C Storage Temperature Range ................. – 65 °C to 150°C Lead Temperature (Soldering, 10 sec).................. 300 °C 1 2 3 4 8 7 6 5 TOP VIEW VCC SENSE GATE FB RESET ON TIMER GND S8 PACKAGE 8-LEAD PLASTIC SO S8 PART MARKING 4211 4211I ORDER PART NUMBER LTC4211CMS8 LTC4211IMS8 MS8 PART MARKING LTSC LTSD TJMAX = 125°C, θJA = 200°C/ W 1 2 3 4 RESET ON TIMER GND 8 7 6 5 VCC SENSE GATE FB TOP VIEW MS8 PACKAGE 8-LEAD PLASTIC MSOP ORDER PART NUMBER LTC4211CMS LTC4211IMS MS PART MARKING LTSU LTSV TJMAX = 125°C, θJA = 200°C/ W 1 2 3 4 5 RESET ON FILTER TIMER GND 10 9 8 7 6 FAULT VCC SENSE GATE FB TOP VIEW MS PACKAGE 10-LEAD PLASTIC MSOP SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VCC VCC Supply Voltage Range q 2.5 16.5 V ICC VCC Supply Current FB = High, ON = High, TIMER = Low q 1 1.5 mA VLKO Internal VCC Undervoltage Lockout VCC Low-to-High Transition q 2.13 2.3 2.47 V VLKOHST VCC Undervoltage Lockout Hysteresis 120 mV IINFB FB Input Current VFB = VCC or GND ±1 ±10 µA IINON ON Input Current VON = VCC or GND ±1 ±10 µA ILEAK RESET, FAULT Leakage Current VRESET = VFAULT = 15V, Pull-Down Device Off q ±0.1 ±2.5 µA IINSENSE SENSE Input Current VSENSE = VCC or GND ±1 ±10 µA VCB(FAST) SENSE Trip Voltage (VCC – VSENSE) Fast Comparator Trips q 130 150 170 mV VCB(SLOW) SENSE Trip Voltage (VCC – VSENSE) Slow Comparator Trips q 40 50 60 mV IGATEUP GATE Pull-Up Current Charge Pump On, VGATE ≤ 0.2V q –12.5 – 10 –7.5 µA IGATEDOWN Normal GATE Pull-Down Current ON Low q 130 200 270 µA Fast GATE Pull-Down Current FAULT Latched and Circuit Breaker 50 mA Tripped or in UVLO The q denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C. VCC = 5V, unless otherwise noted. (Note 2) ELECTRICAL CHARACTERISTICS |
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