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UC1846 датащи(PDF) 6 Page - Texas Instruments |
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UC1846 датащи(HTML) 6 Page - Texas Instruments |
6 / 24 page UC1846, UC1847, UC2846 UC2847, UC3846, UC3847 SLUS352C – JANUARY 1997 – REVISED DECEMBER 2015 www.ti.com Electrical Characteristics (continued) TA=–55°C to +125°C for UC1846/7; –40°C to +85°C for the UC2846/7; and 0°C to +70°C for the UC3846/7; VIN=15 V, RT=10k, CT=4.7 nF, TA=TJ (unless otherwise noted) UC1846/7 UC3846/7 UC2846/7 PARAMETER TEST CONDITIONS UNIT MIN TYP MAX MIN TYP MAX Maximum Differential Input Pin 1 Open (2); RL 1.1 1.2 1.1 1.2 V Signal (VPIN 4-VPIN 3) (Pin 7) = 15 kW VPIN 1 = 0.5 V, Pin 7 Input Offset Voltage 5 25 5 25 mV Open(2) CMRR VCM = 1 V to 12 V 60 83 60 83 dB PSRR VIN = 8 V to 40 V 60 84 60 84 dB VPIN 1 = 0.5 V, Pin 7 Input Bias Current –2.5 –10 –2.5 –10 µA Open(2) VPIN 1 = 0.5 V, Pin 7 Input Offset Current 0.08 1 0.08 1 µA Open(2) Input Common Mode Range 0 VIN-3 0 VIN-3 V Delay to Outputs TJ = 25°C (1) 200 500 200 500 ns CURRENT LIMIT ADJUST VPIN 3 = 0 V, VPIN 4 = Current Limit Offset 0.45 0.5 0.55 0.45 0.5 0.55 V 0 V, Pin 7 Open (2) VPIN 5 = VREF, VPIN 6 Input Bias Current –10 –30 –10 –30 µA = 0 V SHUTDOWN TERMINAL Threshold Voltage 250 350 400 250 350 400 mV Input Voltage Range 0 VIN 0 VIN V Minimum Latching Current (4)3.0 1.5 3.0 1.5 mA (IPIN1) Maximum Latching Current (5)1.5 0.8 1.5 0.8 mA (IPIN1) Delay to Outputs TJ = 25°C (1) 300 600 300 600 ns OUTPUT Collector-Emitter Voltage 40 40 V Collector Leakage Current VC = 40 V (6) 200 200 µA ISINK = 20 mA 0.1 0.4 0.1 0.4 Output Low Level V ISINK = 100 mA 0.4 2.1 0.4 2.1 ISOURCE = 20 mA 13 13.5 13 13.5 Output High Level V ISOURCE = 100 mA 12 13.5 12 13.5 CL = 1 nF, TJ = 25°C Rise Time 50 300 50 300 ns (1) CL = 1 nF, TJ = 25°C Fall Time 50 300 50 300 ns (1) UNDERVOLTAGE LOCKOUT Start-Up Threshold 7.7 8.0 7.7 8.0 V Threshold Hysteresis 0.75 0.75 V TOTAL STANDBY CURRENT Supply Current 17 21 17 21 mA (4) Current into Pin 1 ensured to latch circuit in shutdown state. (5) Current into Pin 1 ensured not to latch circuit in shutdown state. (6) Applies to UC1846/UC2846/UC3846 only due to polarity of outputs. 6 Submit Documentation Feedback Copyright © 1997–2015, Texas Instruments Incorporated Product Folder Links: UC1846 UC1847 UC2846 UC2847 UC3846 UC3847 |
Аналогичный номер детали - UC1846_16 |
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Аналогичное описание - UC1846_16 |
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