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TPS61310 Datasheet(PDF) 4 Page - Texas Instruments |
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TPS61310 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 51 page TPS61310 SLVS978 – MARCH 2010 www.ti.com ELECTRICAL CHARACTERISTICS (Continued) Unless otherwise noted the specification applies for VIN = 3.6V over an operating junction temp. –40°C ≤ TJ ≤ 125°C; Circuit of Parameter Measurement Information section (unless otherwise noted). Typical values are for TJ = 25°C. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT LED CURRENT REGULATOR 0.4V ≤ VLED1/3 ≤ 2.0V, –10 +10 % 0mA ≤ ILED1/3 ≤ 100mA, TJ = +85°C LED1/3 current accuracy(1) 0.4V ≤ VLED1/3 ≤ 2.0V, –7.5 +7.5 % 100mA < ILED1/3 ≤ 400mA, TJ = +85°C 0.4V ≤ VLED2 ≤ 2.0V, –10 +10 % 0mA ≤ ILED2 ≤ 250mA, TJ = +85°C LED2 current accuracy(1) 0.4V ≤ VLED2 ≤ 2.0V, –7.5 +7.5 % 250mA ≤ ILED2 ≤ 800mA, TJ = +85°C LED1/3 current matching(1) –10 +10 % LED1/2/3 current temperature 0.05 %/°C coefficient 1.5V ≤ (VIN-VINDLED) ≤ 2.5V INDLED current accuracy –20 +20 % 2.6mA ≤ IINDLED ≤ 15.8mA, TJ = +25°C INDLED current temperature 0.05 %/°C coefficient LED1/2/3 sense voltage ILED1-3 = full-scale current 400 mV VDO VOUT dropout voltage IOUT = -15.8mA, device not switching 200 mV LED1/2/3 input leakage current VLED1/2/3 = VOUT = 5V, –40°C ≤ TJ ≤ +85°C 0.1 4 mA INDLED input leakage current VINDLED = 0V, –40°C ≤ TJ ≤ +85°C 0.1 1 mA LED TEMPERATURE MONITORING IO(TS) Temperature Sense Current Source Thermistor bias current 23.8 mA TS Resistance (Warning LEDWARN bit = 1 39 44.5 50 k Ω Temperature) TS Resistance (Hot Temperature) LEDHOT bit = 1 12.5 14.5 16.5 k Ω SDA, SCL, GPIO/PG, Tx-MASK, STRB0, STRB1, NRESET V(IH) High-level input voltage 1.2 V V(IL) Low-level input voltage 0.4 V Low-level output voltage (SDA) IOL = 8mA 0.3 V V(OL) Low-level output voltage (GPIO) DIR = 1, IOL = 5mA 0.3 V V(OH) High-level output voltage (GPIO) DIR = 1, GPIOTYPE = 0, IOH = 8mA VIN–0.4 V I(LKG) Logic input leakage current Input connected to VIN or GND, –40°C ≤ TJ ≤ +85°C 0.01 0.1 mA STRB0, STRB1 pull-down resistance STRB0, STRB1 ≤ 0.4 V 400 k Ω RPD NRESET pull-down resistance NRESET ≤ 0.4 V 400 k Ω Tx-MASK pull-down resistance Tx-MASK ≤ 0.4 V 400 k Ω SDA Input Capacitance SDA = VIN or GND 9 pF SCL Input Capacitance SCL = VIN or GND 4 pF GPIO/PG Input Capacitance DIR = 0, GPIO/PG = VIN or GND 9 pF C(IN) STRB0 Input Capacitance STRB0 = VIN or GND 3 pF STRB1 Input Capacitance STRB1 = VIN or GND 3 pF NRESET Input Capacitance NRESET = VIN or GND 3.5 pF Tx-MASK Input Capacitance Tx-MASK = VIN or GND 4 pF (1) Verified by characterization. Not tested in production. 4 Submit Documentation Feedback Copyright © 2010, Texas Instruments Incorporated Product Folder Link(s): TPS61310 |
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