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TPS79625KTTRG3 Datasheet(PDF) 3 Page - Texas Instruments |
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TPS79625KTTRG3 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 33 page www.ti.com ELECTRICAL CHARACTERISTICS TPS796xx SLVS351I – SEPTEMBER 2002 – REVISED MAY 2006 over recommended operating temperature range (T J = –40°C to +125°C), VEN = VIN,, VIN = VOUT(nom) + 1 V (1), I OUT = 1mA, C OUT = 10µF, and CNR = 0.01µF, unless otherwise noted. Typical values are at +25°C. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VIN Input voltage(1) 2.7 5.5 V VFB Internal reference (TPS79601) 1.200 1.225 1.250 V IOUT Continuous output current 0 1 A Output voltage TPS79601 1.225 5.5 – VDD V range TPS79601(2) 0 µA ≤ I OUT ≤ 1A, VOUT + 1V ≤ VIN ≤ 5.5V (1) 0.98VOUT VOUT 1.02VOUT V Output voltage Fixed 0 µA ≤ I OUT ≤ 1A, VOUT + 1V ≤ VIN ≤ 5.5V (1) –2.0 +2.0 % Accuracy VOUT < 5V Fixed 0 µA ≤ I OUT ≤ 1A, VOUT + 1V ≤ VIN ≤ 5.5V (1) –3.0 +3.0 % VOUT = 5V Output voltage line regulation VOUT + 1V ≤ VIN≤ 5.5V 0.05 0.12 %/V ( ∆V OUT%/VIN) (1) Load regulation ( ∆V OUT%/∆IOUT) 0 µA ≤ I OUT ≤ 1A 5 mV TPS79628 IOUT = 1A 270 365 TPS79628DRB IOUT = 250mA 52 90 Dropout voltage(3) TPS79630 IOUT = 1A 250 345 mV (VIN = VOUT (nom)– 0.1V) TPS79633 IOUT = 1A 220 325 TPS79650 IOUT = 1A 200 300 Output current limit VOUT = 0V 2.4 4.2 A Ground pin current 0 µA ≤ I OUT ≤ 1A 265 385 µA Shutdown current(4) VEN = 0V, 2.7V ≤ VIN ≤ 5.5V 0.07 1 µA FB pin current VFB = 1.225V 1 µA f = 100Hz, IOUT = 10mA 59 f = 100Hz, IOUT = 1A 54 Power-supply ripple TPS79630 dB rejection f = 10Hz, IOUT = 1A 53 f = 100Hz, IOUT = 1A 42 CNR = 0.001µF 54 CNR = 0.0047µF 46 BW = 100Hz to 100kHz, Output noise voltage (TPS79630) µV RMS IOUT = 1A CNR = 0.01µF 41 CNR = 0.1µF 40 CNR = 0.001µF 50 Time, start-up (TPS79630) RL = 3Ω, COUT = 1µF CNR = 0.0047µF 75 µs CNR = 0.01µF 110 EN pin current VEN = 0V –1 1 µA High-level enable input voltage 2.7V ≤ V IN ≤ 5.5V 1.7 VIN V Low-level enable input voltage 2.7V ≤ V IN ≤ 5.5V 0 0.7 V (1) Minimum VIN = VOUT + VDO or 2.7V, whichever is greater. TPS79650 is tested at VIN = 5.5V. (2) Tolerance of external resistors not included in this specification. (3) VDO is not measured for TPS79618 and TPS79625 because minimum VIN = 2.7V. (4) For adjustable version, this applies only after VIN is applied; then VEN transitions high to low. 3 Submit Documentation Feedback |
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