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TPS70158PWP Datasheet(PDF) 4 Page - Texas Instruments |
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TPS70158PWP Datasheet(HTML) 4 Page - Texas Instruments |
4 / 34 page www.ti.com (3) If VO ≤ 1.8V then VImax = 6V, VImin = 2.7V: Line Reg. (mV) + (% V) V O V Imax *2.7V 100 1000 If VO ≥ 2.5V then VImax = 6V, VImin = VO + 1V: Line Reg. (mV) + (% V) V O V Imax* VO)1V 100 1000 RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS TPS70145, TPS70148 TPS70151, TPS70158 TPS70102 SLVS222D – DECEMBER 1999 – REVISED NOVEMBER 2004 Over operating temperature range (unless otherwise noted) MIN MAX UNIT Input voltage, VI(1) 2.7 6 V Output current, IO (regulator 1) 0 500 mA Output current, IO (regulator 2) 0 250 mA Output voltage range (for adjustable option) 1.22 5.5 V Operating junction temperature, TJ -40 +125 °C (1) To calculate the minimum input voltage for maximum output current, use the following equation: VI(min) = VO(max) + VDO(max load). Over recommended operating junction temperature range (T J = -40°C to +125°C), VIN1 or VIN2 = VOUT(nom) + 1V, IO = 1mA, EN = 0, C O = 33µF, (unless otherwise noted). PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Reference 2.7V < VI < 6V, FB connected to VO 1.22 voltage TJ = 25°C 2.7V < VI < 6V, FB connected to VO 1.196 1.244 1.2V Output 2.7V < VI < 6V, TJ = 25°C 1.2 2.7V < VI < 6V, 1.176 1.224 1.5V Output 2.7V < VI < 6V, TJ = 25°C 1.5 Output 2.7V < VI < 6V, 1.47 1.53 VO V voltage (1),(2) 1.8V Output 2.7V < VI < 6V, TJ = 25°C 1.8 2.7V < VI < 6V, 1.764 1.836 2.5V Output 2.7V < VI < 6V, TJ = 25°C 2.5 2.7V < VI < 6V, 2.45 2.55 3.3V Output 2.7V < VI < 6V, TJ = 25°C 3.3 2.7V < VI < 6V, 3.234 3.366 Quiescent current (GND current) for (2) TJ = 25°C 190 µA regulator 1 and regulator 2, EN = 0V(1) (2) 230 Output voltage line regulation ( ∆VO/VO) VO + 1V < VI≤ 6V, TJ = 25°C(1) 0.01% V for regulator 1 and regulator 2 (3) VO + 1V < VI≤ 6V (1) 0.1% Load regulation for VOUT 1 and VOUT2 TJ = 25°C (2) 1 mV Vn Output noise Regulator 1 65 BW 300Hz to 50kHz, CO = 33µF, TJ = 25°C µVRMS voltage Regulator 2 65 Regulator 1 1.6 1.9 Output current limit VOUT = 0V A Regulator 2 0.750 1 Thermal shutdown junction temperature 150 °C EN = VI, TJ = 25°C 1 Regulator 1 µA EN = VI 3 II Standby (standby) current EN = VI, TJ = 25°C 1 Regulator 2 µA EN = VI 3 PSRR Power-supply ripple rejec- f = 1kHz, CO = 33µF, TJ = 25°C(1) dB 60 tion (1) Minimum input operating voltage is 2.7V or VO(typ) + 1V, whichever is greater. Maximum input voltage = 6 V, minimum output current = 1mA. (2) IO = 1mA to 500mA for Regulator 1 and 1mA to 250mA for Regulator 2. 4 |
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