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CSD96370Q5M Datasheet(PDF) 3 Page - Texas Instruments |
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CSD96370Q5M Datasheet(HTML) 3 Page - Texas Instruments |
3 / 20 page CSD96370Q5M www.ti.com SLPS265C – NOVEMBER 2010 – REVISED OCTOBER 2011 ELECTRICAL CHARACTERISTICS TA = 25°C, VDD = POR to 5.5V (unless otherwise noted) PARAMETER CONDITIONS MIN TYP MAX UNIT PLOSS VIN = 12V, VDD = 5V, VOUT = 1.2V, IOUT = 25A, Power Loss(1) – 2.6 3.3 W fSW = 500kHz, LOUT = 0.3µH , TJ = 25°C VIN = 12V, VDD = 5V, VOUT = 1.2V, IOUT = 40A, Power Loss(2) – 8 10 W fSW = 500kHz, LOUT = 0.3µH , TJ = 125°C VIN VIN Quiescent Current (IQ) ENABLE = 0V, VDD = 5V – – 100 µA VDD Standby Supply Current ( IDD) ENABLE = 0V, PWM = 0V – 1 5 µA ENABLE = 5V, PWM = 50% Duty cycle, Operating Supply Current (IDD) – 16 20 mA fSW = 500kHz POWER-ON RESET AND UNDER VOLTAGE LOCKOUT Power on Reset (VDD Rising) – 3.6 3.9 V UVLO (VDD Falling) 3.4 3.5 – V Hysteresis 100 – 250 mV Startup Delay(3) ENABLE = PWM = 5V – 600 1000 ns ENABLE Logic Level Low Threshold (VIL) 0.8 1 – V Logic Level High Threshold (VIH) – 1.6 2.0 V Threshold Hysteresis – 580 – mV Schmitt Trigger Input PWM = 5V (See Figure 5) Weak Pull-down Impedance – 100 – k Ω Rising Propagation Delay (tPDH) – 600 – ns Falling Propagation Delay (tPDL) – 200 – ns PWM IPWMH PWM = 5V – 620 800 µA IPWML PWM = 0V – –260 –340 µA PWM Logic Level High (VPWMH ) – – 2.2 V PWM Logic Level Low (VPWML ) 0.8 – – V PWM 3-State open Voltage – 1.5 – V PWM to VSW propagation delay VDD = POR to 5.5V, CPWM = 10pF (See Figure 6) – 100 – ns (tPDLH and tPDHL) 3-State Shutdown Hold-off Time (t3HT) – 100 – ns 3-State Shutdown Propagation Delay (t3SD) – 650 – ns 3-State Recovery Propagation Delay (t3RD) – 75 – ns BOOTSTRAP SWITCH Forward Voltage (VFBOOT) VDD – VBOOT, IF = 20mA – 180 360 mV Reverse Leakage (IRBOOT) (2) VBOOT – VDD = 20V – 0.15 1 µA (1) Measurement made with six 10- µF (TDK C3216X5R1C106KT or equivalent) ceramic capacitors placed across VIN to PGND pins. (2) Specified by design (3) POR to VSW rising Copyright © 2010–2011, Texas Instruments Incorporated 3 |
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