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TPS65530RSLR Datasheet(PDF) 8 Page - Texas Instruments |
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TPS65530RSLR Datasheet(HTML) 8 Page - Texas Instruments |
8 / 30 page www.ti.com TPS65530 SLVS744B – OCTOBER 2007 – REVISED NOVEMBER 2007 ELECTRICAL CHARACTERISTICS (continued) 0 °C ≤ T J ≤ 125°C, 1.8 V ≤ VCC2 ≤ 5 V (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP(1) MAX UNIT Overcurrent protection threshold 1.3 1.6 A Overvoltage protection threshold 1.09 1.25 1.38 V (sensing at FB5 pin) Nch FET ON resistance(4) VPS = 5 V 610 900 m Ω Load switch ON resistance 1.5 V < VCC5 < 5.5 V 100 470 m Ω (between VCC5 and SW5) Load switch ramp-up time 1.5 V < VCC5 < 5.5 V, SWOUT capacitance = 4.7 200 µS (between VCC5 and SW5) (5) µF Load switch leakage current 1 µA (between VCC5 and SW5) MAX DUTY cycle 96 98 % Trigger voltage to start up CH6 SEQ56 = AGND 0.8 V CH6 VCC6 Supply voltage 2.5 5.5 V VOUT6 Output voltage(5) –10 –5 V VCC6 > 2.8 V, VOUT6 = –7.5 V, IOUT6 Output current(5) Feedback resistance: R1 = 136 k Ω, 100 mA R2 = 820 k Ω VFB6 FB6 reference voltage No load –0.02 0 0.02 V Overcurrent protection threshold VCC6 > 2.8 V 1.1 1.35 A Overvoltage protection threshold –0.3 –0.2 –0.1 V (sensing at FB6 pin) Pch FET ON resistance(6) VCC6 = 3.6 V 640 1100 m Ω Max duty cycle 84 91 98 % Trigger voltage to power off CH6 SEQ56 = AGND 0.5 0.53 0.56 V VS/S56 S/S56 pin voltage 1.22 1.25 1.28 V IS/S56 S/S56 pin source current S/S56 = AGND 170 200 230 µA CH7 VCC7 Supply voltage(7) 1.5 5.5 V VOUT7 Output voltage(8) VCC7 < VOUT7 3 20 V VCC7 > 2.4 V, VOUT7 = 15 V, Feedback resistance: R1 = 47 k Ω, IOUT7_L Lower output current(7) 3.7 5 6.3 mA R2 = 680 k Ω, Rsense = 10 Ω, B_ADJ pin voltage = 0 V VCC7 > 2.4 V, VOUT7 = 15 V, Feedback resistance: R1 = 47 k Ω, IOUT7_H Higher output current(7) 23.7 25 26.3 mA R2 = 680 k Ω, Rsense = 10 Ω, B_ADJ pin voltage = 1 V VFBV FBV reference voltage No load 0.97 1 1.03 V Overvoltage protection threshold 1.15 1.25 1.35 V (sensing at FBV pin) Overcurrent protection threshold 0.8 1.2 A Nch FET ON resistance(6) 700 1200 m Ω Max duty cycle 86 91 99 % Load switch ON resistance 2 4 Ω Load switch leakage current 1 µA (between C-IN and FBC) RB-ADJ B-ADJ pin input impedance 1 M Ω (6) The value of FET On resistance includes the resistance of bonding wire. (7) Specified by design (8) Due to constant current control for CH7, the operating condition is that Input voltage is less than LED supply voltage (Output voltage). 8 Submit Documentation Feedback Copyright © 2007, Texas Instruments Incorporated Product Folder Link(s): TPS65530 |
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