SC1116ISKTRT Semtech, SC1116ISKTRT Datasheet
SC1116ISKTRT
Specifications of SC1116ISKTRT
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SC1116ISKTRT Summary of contents
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... Applications DDR supplies SCSI Line termination Source / Sink LDOs Q1 MOS FET N U1 SC1116 1 6 VCC DRVH GND REF DRVL typ typ 1 SC1116 Linear FET Controller For DDR Supplies , 0.5V to 2.5V DDQ VTT=1.25Vtyp 4 7uF typ GND Q2 MOS FET N 1k typ typ www.semtech.com ...
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... Specifications with standard typeface are for -40°C to +85°C & Note: (1) For Load Regulation testing use a low duty cycle current pulse, when measuring VTT. 2007 Semtech Corp 2.5V +/- 0.1%. DDQ = 25°C, and limits in boldface type apply over the full operating temperature range ...
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... Pin Configuration TOP VIEW VCC 1 6 GND 2 5 REF 3 4 (SOT-23 6L) Pin Descriptions Block Diagram 2007 Semtech Corp. Ordering Information DRVH Notes: (1) Only available in tape and reel packaging. A reel FB contains 3000 devices. (2) Lead free option. Fully WEEE and RoHS compliant. DRVL SC1116 ...
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... ref=1.25V .1uF 2007 Semtech Corp. The SC1116 controller offers a low cost solution for DDR termination voltage regulation by using external pass el- ements (MOSFETs). Having the flexibility of choosing the MOSFETs allows for optimization on the basis of cost/ size/performance of the specific application. Test Circuit & Waveforms The test circuit is shown below in Figure 1. – ...
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... Regulation Vtt vs. Vref @ Is/s=1A; Vcc=12V 2.0% 1.0% 0.0% -1.0% -2.0% -3.0% -4.0% -5.0% 0.2 0.3 0.4 0.5 0.6 0.7 0.8 Vref (Vddq/2), V 2007 Semtech Corp. Regulation Vtt vs. Vref @ Is/s=5A; Vcc=5V 2.0% 1.0% 0.0% -1.0% -2.0% -3.0% -4.0% -5.0% 0.2 0.3 0.9 1.0 1.1 1.2 1.3 Regulation Vtt vs. Vref @ Is/s=5A ...
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... POWER MANAGEMENT Typical Characteristics (Cont 4.4 4.3 4.2 4.1 4 3.9 3.8 3.7 3.6 2007 Semtech Corp. Max. Sourcing Current vs 2.5V DDQ V = 1.25V REF V = 1.237V TT 3.5 4 4.5 5 SUPPLY VOLTAGE Max. Sinking Current vs 2.5V DDQ V = 1.25V REF V = 1.263V TT 3 3.5 4 4.5 5 SUPPLY VOLTAGE, V ...
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... POWER MANAGEMENT Typical Characteristics (Cont.) 520 510 500 490 480 470 460 450 -40 800 700 600 500 400 300 200 100 0 2007 Semtech Corp. Quie Current rature -25 - TEMPERATURE °C Quiescent Current vs 125 3.5 4 4.5 5 SUPPLY VOLTAGE SC1116 2.5V DDQ V = 1.25V REF ...
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... POWER MANAGEMENT Test Waveforms Time (50us/div) Time (50us/div) 2007 Semtech Corp. V Transient Response 2.5V DDQ V = 1.25V REF I : STEP +2. 2.2A Slew Rate: 2.5 A/ 2.5V DDQ V = 1.25V REF I : STEP +1.25A to –1.25A Slew Rate: 2.5 A/uS 8 SC1116 2.5V DDQ V = 1.25V REF I : STEP +1.75A to –1.75A Slew Rate: 2 ...
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... POWER MANAGEMENT Test Waveforms (Cont.) Time (50us/div) Time (20us/div) 2007 Semtech Corp. V Transient Response 2.5V DDQ V = 1.25V REF I : STEP - 0.53A to + 0.53A Slew Rate: 2.5 A/ 2.5V DDQ V = 1.25V REF I : STEP + 0.03A to + 2.25A Slew Rate: 2.5 A/uS 9 SC1116 2.5V DDQ V = 1.25V REF C = 47uF ...
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... Top View Evaluation Board Schematic VDDQ=2.5Vtyp C1 22uF R1 1k 0.5% Vcc=3 to 15V R2 1k 0.5% Notes: (1) Values used for optional compensation are 1K and 4.7nF typical. (2) When using 3V as Vcc, use of low threshold FETs is a must. 2007 Semtech Corp. Q1 IR3714 U1 SC1116 1 6 VCC DRVH C2 0 ...
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... OR GATE BURRS. Minimum Land Pattern - SOT-23-6 X (C) P NOTES: 1. THIS LAND PATTERN IS FOR REFERENCE PURPOSES ONLY. CONSULT YOUR MANUFACTURING GROUP TO ENSURE YOUR COMPANY'S MANUFACTURING GUIDELINES ARE MET. Contact Information Phone: (805)498-2111 FAX (805)498-3804 2007 Semtech Corp. DIM A MIN A e1 .035 D A1 .000 A2 .035 ...