ISL78010_11 INTERSIL [Intersil Corporation], ISL78010_11 Datasheet
ISL78010_11
Related parts for ISL78010_11
ISL78010_11 Summary of contents
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Data Sheet Automotive Grade TFT-LCD Power Supply The ISL78010 is a multiple output regulator for use in all TFT-LCD automotive applications. It features a single boost converter with an integrated 2A FET, two positive LDOs for V and V generation, ...
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Absolute Maximum Ratings ( ...
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Electrical Specifications +105°C temperature range, unless otherwise specified. Boldface limits apply over the operating temperature range, -40°C to +105°C. (Continued) PARAMETER DESCRIPTION V CINT Pl Mode Select Threshold CINT_T V LDO ON V FBP Regulation ...
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Electrical Specifications +105°C temperature range, unless otherwise specified. Boldface limits apply over the operating temperature range, -40°C to +105°C. (Continued) PARAMETER DESCRIPTION FAULT DETECTION t Fault Time Out FAULT OT Over-temperature Threshold I PG Pull-down ...
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Typical Performance Curves 100 15V VDD 100 200 I (mA) OUT FIGURE 1. V EFFICIENCY AT V BOOST 100 15V VDD 100 200 300 ...
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Typical Performance Curves 0 -0.5 -1.0 -1.5 -2 15V VDD -3.0 -3.5 A VDD -4.0 0 100 200 300 I (mA) OUT FIGURE 7. V LOAD REGULATION AT V BOOST 0.05 0.04 0.03 0.02 0.01 0 ...
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Typical Performance Curves 0 -0.2 -0.4 -0.6 -0.8 -1.0 -1.2 0 100 200 300 400 I (mA) OUT FIGURE 13. V LOAD REGULATION LOGIC V BOOST V LOGIC V OFF C = 220nF V DLY ON TIME (10ms/DIV) FIGURE 15. ...
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Applications Information The ISL78010 provides a highly integrated multiple output power solution for TFT-LCD automotive applications. The system consists of one high efficiency boost converter and three linear-regulator controllers (V ON with multiple protection functions. A block diagram is shown ...
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REFERENCE VREF GENERATOR SGND SLOPE COMPENSATION VOLTAGE FBB AMPLIFIER GM AMPLIFIER CINT UVLO EN COMPARATOR VDD SHUTDOWN AND PG START-UP CONTROL THERMAL SHUTDOWN CDLY SS + DRVN 0.2V - BUFFER FBN 0.4V UVLO COMPARATOR FIGURE 20. BLOCK DIAGRAM 9 ISL78010 ...
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SLOPE COMPENSATION IFB CURRENT AMPLIFIER IREF FBB GM AMPLIFIER REFERENCE GENERATOR CINT FIGURE 21. BLOCK DIAGRAM OF THE BOOST REGULATOR 10 ISL78010 SHUTDOWN AND STARTUP CONTROL CLOCK PWM LOGIC BUFFER IFB IREF VOLTAGE AMPLIFIER LX PGND FN6501.1 May 3, 2011 ...
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Table 2 gives typical values (margins are considered 10%, 3%, 20%, 10%, and 15 TABLE 2. TYPICAL AND (V) V ...
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Larger values may be possible if maximum INT 7 A load currents less than the current limit are used. To VDD ensure A stability, the IC should be operated at the VDD maximum desired current and ...
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For the ISL78010, the minimum drive current is as shown in Equation 10 min 8mA = DRVL The minimum base-emitter resistor, R calculated as shown in Equation 11 ⁄ ...
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Typical V voltage supported by the LOGIC ISL78010 ranges from +1. 0.2V. A fault DD comparator is also included for monitoring the output voltage. The ...
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Equation 17 gives the boundary between discontinuous and continuous boost operation. Continuous operation (LX switching every clock cycle) requires > × × I load – AVDD IN -------------------------------------------------------------------------------------- - × × 2 ...
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ISL78010 V CDLY REF V BOOST LOGIC V OFF t DEL1 DELAYED V BOOST V ON START-UP SEQUENCE TIMED BY C FIGURE 28. START-UP SEQUENCE DEL2 t DEL3 DLY ...
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excessively loaded, the current limit will BOOST prevent damage to the chip. While in current limit, the part acts like a current source, and the regulated output will drop. If the output drops below the fault threshold, ...
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Typical Application Diagram Q NODE 1nF 10µ 0.22µF 4.7µF R 10Ω 4.7µ 10kΩ 0.1µF REF 41 NODE ...
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Thin Plastic Quad Flatpack Packages (TQFP -D- - PIN 1 - -13 0.020 0.008 MIN o 0 MIN A2 A1 GAGE PLANE -13 0. 0.010 ...