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TPS61230A Datasheet(PDF) 5 Page - Texas Instruments |
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TPS61230A Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 28 page  5 TPS61230A www.ti.com SLVSCZ5A – JULY 2016 – REVISED AUGUST 2016 Product Folder Links: TPS61230A Submit Documentation Feedback Copyright © 2016, Texas Instruments Incorporated 7.5 Electrical Characteristics TJ = -40 °C to 125 °C and VIN = 3.6 V. Typical values are at TJ = 25 °C, unless otherwise noted. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Power Supply VIN Input voltage range 2.5 4.5 V VVIN_UVLO Input under voltage lockout VIN rising 2.5 V VVIN_HYS VIN UVLO hysteresis 150 mV IQ_VIN Quiescent current into VIN pin IC enabled, No load , No Switching, VOUT = 5 V, VIN = 4.2 V 20 50 µA IQ_VOUT Quiescent current into VOUT pin IC enabled, No load, No Switching VOUT = 5 V 25 55 µA ISD Shutdown current into VIN IC disabled, TJ < 85°C, VIN = 4.2 V 0.2 1 µA Output VOUT Output voltage range 2.5 5.5 V VFB_PWM Feedback voltage PWM mode 1.171 1.195 1.219 V VFB_PFM Feedback voltage PFM mode 101.2 % VFB VOVP Output overvoltage protection threshold 5.7 5.8 5.99 V ILKG_FB Leakage current into FB pin VFB = 1.2 V 20 nA Power Switch RDS(on) High-side MOSFET on resistance VIN = 3.6 V, VOUT = 5 V, CBST = 10 nF, 18 35 m Ω RDS(on) Low-side MOSFET on resistance VIN = 3.6 V, VOUT = 5 V, CBST = 10 nF 21 36 m Ω fsw Switching frequency VIN = 3.6 V, VOUT = 5 V, PWM Operation 805 1150 1495 kHz tON_min Minimum on time 180 ns ILIM_PRE Pre-charge mode and short circuit current limit (DC charge mode) Linear mode, VOUT = 2.5 V 1.02 A Linear mode, VOUT = 0 V 0.06 0.6 A ILIMIT Switching valley current limit 4.8 6.3 7.8 A tstartup Soft Start time (boost) VIN = 3.6 V, VOUT = 5 V 0.3 1.05 1.9 ms TSD Thermal shutdown threshold TJ rising 160 °C Thermal shutdown hysteresis TJ falling below TSD 10 °C Protection THC_OFF Time for the hiccup off time VIN = 3.6 V 23 ms THC_ON Time for the hiccup on time VIN = 3.6 V 3.5 ms Logic Interface VEN_H EN Logic high threshold 1.0 V VEN_L EN Logic low threshold 0.4 V ILKG_EN EN pin input leakage current Connected to 3.6V VIN 0.1 0.3 µA |
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