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TPS26602PWPT Datasheet(PDF) 6 Page - Texas Instruments |
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TPS26602PWPT Datasheet(HTML) 6 Page - Texas Instruments |
6 / 45 page 6 TPS2660 SLVSDG2A – JULY 2016 – REVISED AUGUST 2016 www.ti.com Product Folder Links: TPS2660 Submit Documentation Feedback Copyright © 2016, Texas Instruments Incorporated 7.5 Electrical Characteristics –40°C ≤ TA = TJ ≤ +125°C, V(IN) = 24 V, V(SHDN) = 2 V, R(ILIM) = 120 kΩ, IMON = FLT = OPEN, C(OUT) = 1 μF, C(dVdT) = OPEN. (All voltages referenced to GND, (unless otherwise noted)) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SUPPLY VOLTAGE V(IN) Operating input voltage 4.2 55 V V(PORR) Internal POR threshold, rising 3.9 4 4.1 V V(PORHys) Internal POR hysteresis 250 275 300 mV IQ(ON) Supply current Enabled: V(SHDN) = 2 V 190 300 390 µA IQ(OFF) V(SHDN) = 0 V 11 20 33 µA I(VINR) Reverse input supply current V(IN) = –60 V, V(OUT) = 0 V 52 µA V(OVC) Over voltage clamp V(IN) > 42 V, TPS26602 only 36 37.5 40 V UNDERVOLTAGE LOCKOUT (UVLO) INPUT V(IN_UVLO) Factory set V(IN) undervoltage trip level V(IN) rising, V(UVLO) = 0 V 14.25 14.9 15.75 V V(IN) falling, V(UVLO) = 0 V 13.25 13.8 14.75 V(SEL_UVLO) Internal UVLO select threshold 180 200 240 mV V(UVLOR) UVLO threshold voltage, rising 1.175 1.19 1.225 V V(UVLOF) UVLO threshold voltage, falling 1.095 1.1 1.125 V I(UVLO) UVLO Input leakage current 0 V ≤ V(UVLO) ≤ 60 V –100 0 100 nA LOW IQ SHUTDOWN (SHDN) INPUT V(SHDN) Output voltage I(SHDN) = 0.1 µA 2 2.7 3.4 V V(SHUTF) SHDN threshold voltage for low IQ shutdown, falling 0.55 0.76 0.94 V I(SHDN) Leakage current V(SHDN) = 0.4 V –10 µA OVER VOLTAGE PROTECTION (OVP) INPUT V(IN_OVP) Factory set V(IN) over voltage trip level V(IN) rising, V(OVP) = 0 V 31 32.6 34 V V(IN) falling, V(OVP) = 0 V 28.5 30.3 31.5 V(SEL_OVP) Internal OVP select threshold 180 200 240 mV V(OVPR) Over-voltage threshold voltage, rising 1.175 1.19 1.225 V V(OVPF) Over-voltage threshold, falling 1.095 1.1 1.125 V I(OVP) OVP input leakage current 0 V ≤ V(OVP) ≤ 4 V –100 0 100 nA OUTPUT RAMP CONTROL (dVdT) I(dVdT) dVdT charging current V(dVdT) = 0 V 4 4.7 5.5 µA R(dVdT) dVdT discharging resistance V(SHDN) = 0 V, with I(dVdT) = 10 mA sinking 14 Ω GAIN(dVdT) dVdT to OUT gain V(OUT) /V(dVdT) 23.75 24.6 25.5 V/V CURRENT LIMIT PROGRAMMING (ILIM) V(ILIM) ILIM bias voltage 1 V I(OL) Overload current limit R(ILIM) = 120 kΩ, V(IN) – V(OUT) = 1 V 0.085 0.1 0.115 A R(ILIM) = 12 kΩ, V(IN) – V(OUT) = 1 V 0.95 1 1.05 R(ILIM) = 8 kΩ, V(IN) – V(OUT) = 1 V 1.425 1.5 1.575 R(ILIM) = 5.36 kΩ, V(IN) – V(OUT) = 1 V 2.11 2.23 2.35 I(OL_R-OPEN) R(ILIM) = OPEN, Open resistor current limit (single point failure test: UL60950) 0.055 I(OL_R-SHORT) R(ILIM) = SHORT, Shorted resistor current limit (single point failure test: UL60950) 0.095 I(CB) Circuit breaker detection threshold R(ILIM) = 120 kΩ, MODE = open 0.045 0.073 0.11 A R(ILIM) = 5.36 kΩ, MODE = open 2 2.21 2.4 |
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