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UCD7230 Datasheet(PDF) 7 Page - Texas Instruments |
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UCD7230 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 33 page www.ti.com UCD7230 SLUS741C – NOVEMBER 2006 – REVISED MARCH 2007 ELECTRICAL CHARACTERISTICS (continued) V DD = PVDD = 12 V, 4.7-µF from VDD to AGND, 1 µF from PVDD to PGND, 0.1 µF from CSBIAS to AGND, 0.22 µF from BST to SW, T A = TJ = -40°C to +125°C, RCS+ = 5 kΩ, RDLY = 50 kΩ over operating free-air temperature range (unless otherwise noted). PARAMETER TEST CONDITIONS MIN TYP MAX UNIT CURRENT SENSE COMPARATOR (INPUT SENSE) RDLY = 24.3 kΩ (CSBIAS-CS+) 170 235 300 CS threshold mV RDLY = 49.9 kΩ (CSBIAS-CS+) 90 114 140 RDLY = 24.3 kΩ , IN rising to OUT1, 120 IN falling to OUT2, VDD = 6 V CS blanking time(2) ns RDLY = 49.9 kΩ , IN rising to OUT1, 230 IN falling to OUT2, VDD = 6 V RDELAY range(2) 24.3 50.0 100.0 k Ω Propagation delay from CS+ to 80 OUT1(2) CS = threshold + 60mV ns Propagation delay from CS+ to 70 CLF(2) CURRENT SENSE AMP I0 = OPEN; POS = NEG = 1.25 V; VOO Output offset voltage -100 0 100 mV measure AO - IO I0 = FLOAT; VPOS = 1.26 V; VNEG = Closed loop dc gain 46 48 50 V/V 1.25 V, RPOS = RNEG = 0 POS = 1.25 V, NEG = 1.29 V,R = Input impedance 5.5 8.3 12 k Ω (POS - NEG) / (IPOS - INEG) VCM(max) is limited to (VDD-1.2V), VCM Input Common Mode Voltage Range 0 5.6 V RPOS = 0 VPOS = 1.2 V; VNEG = 1.3 V; A0_Vol Minimum Output Voltage 0.15 0.3 A0_ISINK = 250 µA V VPOS =1.3 V; VNEG = 1.2 V; A0_ A0_Voh Maximum Output Voltage 3 3.1 3.5 ISOURCE = 500 µA I0 = FLOAT; VPOS = VNEG = 0.8 V to Input Bias Current, POS or NEG -2 30 µA 5.0 V, RPOS = RNEG = 0 ZERO CURRENT REFERENCE (IO) Reference voltage Measured at I0 0.54 0.6 0.66 V Input transition voltage With respect to IO reference 10 60 120 mV IO Output impedance IZERO = 0.6 V 10 15 21 k Ω (2) As designed and characterized. Not 100% tested in production. 7 |
Similar Part No. - UCD7230_07 |
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Similar Description - UCD7230_07 |
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