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LM3409MY-NOPB 데이터시트(PDF) 4 Page - Texas Instruments |
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LM3409MY-NOPB 데이터시트(HTML) 4 Page - Texas Instruments |
4 / 43 page LM3409, LM3409HV, LM3409-Q1 SNVS602J – MARCH 2009 – REVISED MAY 2013 www.ti.com Electrical Characteristics LM3409/09N/09Q/09HV/09QHV (continued) VIN = 24V unless otherwise indicated. Typicals and limits appearing in plain type apply for TA = TJ = +25°C (1). Limits appearing in boldface type apply over full Operating Temperature Range. Datasheet min/max specification limits are specified by design, test, or statistical analysis. Symbol Parameter Conditions Min(2) Typ(1) Max(2) Units RPGATE Driver output resistance Sourcing 50 mA 2 Ω Sinking 50 mA 2 VCC REGULATOR VCC VIN pin voltage - VCC pin VIN > 9V 5.5 6 6.5 V voltage 0 < ICC < 20 mA VCC-UVLO VCC under voltage lockout VCC increasing 3.73 V threshold VCC-HYS VCC UVLO hysteresis VCC decreasing 283 mV ICC-LIM VCC regulator current limit 30 45 mA OFF-TIMER AND ON-TIMER VOFT Off-time threshold 1.122 1.243 1.364 V tD-OFF COFF threshold to PGATE 25 ns falling delay tON-MIN Minimum on-time 115 211 ns tOFF-MAX Maximum off-time 300 µs UNDER VOLTAGE LOCKOUT IUVLO UVLO pin current VUVLO = 1V 10 nA VUVLO-R Rising UVLO threshold 1.175 1.243 1.311 V IUVLO-HYS UVLO hysteresis current 22 µA ENABLE IEN EN pin current 10 nA VEN-TH EN pin threshold VEN rising 1.74 V VEN falling .5 VEN-HYS EN pin hysteresis 420 mV tEN-R EN pin rising delay EN rise - PGATE fall 42 ns tEN-F EN pin falling delay EN fall - PGATE rise 21 ns THERMAL RESISTANCE θJA Junction to Ambient VSSOP-10 Package (4) 50 °C/W PDIP-14 Package 87 θJC Junction to Case VSSOP-10 Package (4) 15 PDIP-14 Package 37 (4) Measured with DAP soldered to a minimum of 2 square inches of 1oz. copper on the top or bottom PCB layer. Actual value will be different depending upon the application environment. 4 Submit Documentation Feedback Copyright © 2009–2013, Texas Instruments Incorporated Product Folder Links: LM3409 LM3409HV LM3409-Q1 |
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