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REF34-Q1 Datasheet(PDF) 5 Page - Texas Instruments |
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REF34-Q1 Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 38 page  7.5 Electrical Characteristics At VIN = VOUT + VDO, COUT = 10 µF, CIN = 0.1 µF, IL = 0 mA, minimum and maximum specifications at TA = –40℃ to 125℃; Typical specifications at TA = 25℃ unless otherwise noted PARAMETER TEST CONDITION MIN TYP MAX UNIT ACCURACY AND DRIFT Output voltage accuracy TA = 25℃ –0.05 0.05 % Output voltage temperature coefficient (1) 2.5 6 ppm/ ℃ LINE & LOAD REGULATION ΔVO/ΔVIN Line Regulation VIN = VOUT + VDO (2) to 12 V 2 ppm/V VIN = VOUT + VDO (2) to 12 V 15 ΔVO/ΔIL Load Regulation IL = 0 mA to 10mA, VIN = VOUT+ VDO (3) Sourcing 20 ppm/mA Sourcing 30 IL = 0 mA to –10mA, VIN = VOUT+ VDO (3) Sinking, REF3425-Q1 40 Sinking, REF3430-Q1 43 Sinking, REF3433-Q1 48 Sinking, REF3440-Q1 60 Sinking, REF3450-Q1 70 Sinking, REF3425-Q1 70 Sinking, REF3430-Q1 75 Sinking, REF3433-Q1 84 Sinking, REF3440-Q1 98 Sinking, REF3450-Q1 140 NOISE enp-p Low frequency noise (4) 0.1Hz ≤ f ≤ 10Hz 5 µV p–p/V 0.1Hz ≤ f ≤ 10Hz (REF3440–Q1 and REF3450– Q1) 3.8 en Integrated wide band noise 10Hz ≤ f ≤ 10kHz 24 µVrms en Output voltage noise density f = 1kHz 0.25 ppm/√Hz f = 1kHz (REF3440–Q1 and REF3450–Q1) 0.2 LONG TERM STABILITY AND HYSTERESIS Long-term stability (5) DBV Package 0 to 1000h at 35 ℃ 25 ppm 1000h to 2000h at 35 ℃ 10 Long-term stability (5) DGK Package 0 to 1000h at 35 ℃ 17 Output voltage thermal hysteresis (6) DBV Package 25°C, –40°C,125°C, 25°C Cycle 1 30 ppm 25°C, –40°C,125°C, 25°C Cycle 2 10 DGK Package 25°C, –40°C,125°C, 25°C Cycle 1 20 25°C, –40°C,125°C, 25°C Cycle 2 10 TURN-ON TIME tON Turn-on time 0.1% of output voltage settling, CL = 10 µF, REF3425–Q1 2.5 ms CAPACITIVE LOAD CL Stable output capacitor range 0.1 10 µF www.ti.com REF34-Q1 SBAS901C – JULY 2018 – REVISED OCTOBER 2020 Copyright © 2020 Texas Instruments Incorporated Submit Document Feedback 5 Product Folder Links: REF34-Q1 |
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