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LTC4261 Datasheet(PDF) 4 Page - Linear Technology |
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LTC4261 Datasheet(HTML) 4 Page - Linear Technology |
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4 / 34 page  LTC4261/LTC4261-2 4 42612fd For more information www.linear.com/LTC4261 SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Timer VTMR(H) TMR Pin High Threshold VTMR Rising l 2.43 2.56 2.69 V VTMR(L) TMR Pin Low Threshold VTMR Falling l 40 75 110 mV ITMR(UP) TMR Pin Pull-Up Current Turn-On and Auto-Retry (Except OC) Delays, VTMR = 0.2V l –7 –10 –13 µA Power Good, PGI Check and OC Auto-Retry Delays, VTMR = 0.2V l –3.5 –5 –6.5 µA ITMR(DN) TMR Pin Pull-Down Current Delays Except PGI Check or OC Auto-Retry, VTMR = 2.56V l 6 12 20 mA PGI Check and OC Auto-Retry Delays, VTRM = 2.56V l 3 5 7 µA Output Pins VPWRGD PG, PGIO Pins Output Low IPG, IPGIO = 3mA IPG, IPGIO = 500µA l l 0.8 0.15 1.6 0.4 V V IPWRGD PG, PGIO Pins Leakage Current PG, PGIO = 80V l 0 ±10 µA ADC Resolution (No Missing Codes) (Note 5) l 10 Bits INL Integral Nonlinearity SENSE l ±0.5 ±2.5 LSB ADIN2/OV, ADIN l ±0.25 ±1.25 LSB VOS Offset Error SENSE l ±1.75 LSB ADIN2/OV, ADIN l ±1.25 LSB Full-Scale Voltage SENSE l 62.8 64 65.2 mV ADIN2/OV, ADIN l 2.514 2.560 2.606 V Total Unadjused Error SENSE l ±1.8 % ADIN2/OV, ADIN l ±1.6 % Conversion Rate l 5.5 7.3 9 Hz RADIN ADIN, ADIN2 Pins Input Resistance ADIN, ADIN2 = 1.28V l 2 10 M W IADIN ADIN, ADIN2 Pins Input Current ADIN, ADIN2 = 2.56V l 0 ±2 µA I2C Interface VADR(H) ADR0, ADR1 Input High Threshold l INTVCC – 0.8 INTVCC – 0.5 INTVCC – 0.3 V VADR(L) ADR0, ADR1 Input Low Threshold l 0.3 0.5 0.8 V IADR(IN) ADR0, ADR1 Input Current ADR0, ADR1 = 0V, 5V l ±80 µA ADR0, ADR1 = 0.8V, (INTVCC – 0.8V) l ±10 µA VALERT(OL) ALERT Pin Output Low Voltage IALERT = 4mA l 0.2 0.4 V VSDAO(OL) SDAO Pin Output Low Voltage ISDAO = 4mA l 0.2 0.4 V ISDAO,ALERT(IN) SDAO, ALERT Input Current SDAO, ALERT = 5V l 0 ±5 µA VSDAI,SCL(TH) SDAI, SCL Input Threshold l 1.6 1.8 2 V ISDAI,SCL(IN) SDAI, SCL Input Current SDAI, SCL = 5V l 0 ±2 µA The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at IIN = 5mA, TA = 25°C. (Note 2) ELECTRICAL CHARACTERISTICS |
Similar Part No. - LTC4261_15 |
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Similar Description - LTC4261_15 |
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