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TPIC2050 Scheda tecnica(PDF) 9 Page - Texas Instruments |
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TPIC2050 Scheda tecnica(HTML) 9 Page - Texas Instruments |
9 / 68 page TPIC2050 www.ti.com SLIS167 – AUGUST 2015 Electrical Characteristics (continued) over operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT P5V12L = 5 V, TRAY_LOCKDET[2:0] 80 100 120 = 1 P5V12L = 12 V, 80 100 120 TRAY_LOCKDET[2:0] = 1 P5V12L = 5 V, TRAY_LOCKDET[2:0] 120 150 180 = 2 P5V12L = 12 V, 120 150 180 TRAY_LOCKDET[2:0] = 2 P5V12L = 5 V, TRAY_LOCKDET[2:0] 160 200 240 = 3 P5V12L = 12 V, 160 200 240 TRAY_LOCKDET[2:0] = 3 P5V12L = 5 V, TRAY_LOCKDET[2:0] 212 250 287 = 4 LockDth Tray lock detect threshold current mA P5V12L = 12 V, 212 250 287 TRAY_LOCKDET[2:0] = 4 P5V12L = 5 V, TRAY_LOCKDET[2:0] 255 300 345 = 5 P5V12L = 12 V, 255 300 345 TRAY_LOCKDET[2:0] = 5 P5V12L = 5 V, TRAY_LOCKDET[2:0] 297 300 345 = 6 P5V12L = 12 V, 297 300 345 TRAY_LOCKDET[2:0] = 6 P5V12L = 5 V, TRAY_LOCKDET[2:0] 340 400 460 = 7 P5V12L = 12 V, 340 400 460 TRAY_LOCKDET[2:0] = 7 STEPPING MOTOR DRIVER PART Total output resistance high side RttlSTP IO = 100 mA 1.0 1.5 Ω + low side ResSTP Resolution 8 bit IocpSTP Overcurrent protection level 595 850 1148(1) mA tDlyocpSTP OCP monitor delay time 0.7 1.0 1.3(1) µs thlocpSTP OCP hold time 17 25 32(1) ms ENDDET_SLCT = 1, VthEdetSTP END_DET threshold level 19 39 59 mV STPDENDTH<1:0> = 00, STP Enable LDD DRIVER PART LDD_MSEL:01(CD), 10(DVD) A9P5V 102 120 138 = 7.65 to 10.45 V LDD current gain in digital mode LDD_MSEL:11(BD) A9P5V = 8.55 to AV(2) VLDD = 0x7FF 102 120 138 mA 10.45 V IUP = 00 LDD_MSEL:11(BD) A9P5V = 7.65 to 98 120 141 8.55 V LDD_MSEL:01(CD), 10(DVD) A9P5V 102 120 138 = 7.65 to 10.45 V LDD current gain in analog mode LDD_MSEL:11(BD) A9P5V = 8.55 to AV(2) VLDDIN input voltage = 3 V 102 120 138 mA 10.45 V IUP = 00 LDD_MSEL:11(BD) A9P5V = 7.65 to 98 120 141 8.55 V (2) ILDD_BD = 4.5 V, ILDD_CD = 2.1 V ILDD_DVD = 2.1 V Copyright © 2015, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: TPIC2050 |
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