LMZ10505TZ-ADJ NSC [National Semiconductor], LMZ10505TZ-ADJ Datasheet
LMZ10505TZ-ADJ
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LMZ10505TZ-ADJ Summary of contents
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SIMPLE SWITCHER® Power Module with 5.5V Maximum Input Voltage Easy to Use 7 Pin Package TO-PMOD 7 Pin Package 10.16 x 13.77 x 4.57 mm (0.4 x 0.39 x 0.18 in) θ = 20°C/W, θ = 1.9°C ...
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... FB Feedback pin. This is the inverting input of the error amplifier used for sensing the output voltage. Keep the copper area of this node small. www.national.com 30107472 Top View 7-Lead TO-PMOD Package Type NSC Package Drawing TO-PMOD-7 TZA07A Description 2 30107401 Package Marking LMZ10505TZ-ADJ ...
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Pin Number Name 6, 7 VOUT The output terminal of the internal inductor. Connect the output filter capacitor between VOUT pin and EP. EP Exposed Exposed pad is used as a thermal connection to remove heat from the device. Connect ...
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Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. VIN, VOUT, EN, FB GND ESD Susceptibility (Note 6) Power Dissipation Junction Temperature Electrical Characteristics apply over ...
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Electrical Characteristics apply over the operating junction temperature range T test, design, or statistical correlation. Typical values represent the most likely parametric norm at T reference purposes only 3.3V, unless otherwise indicated in the conditions column. ...
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Typical Performance Characteristics V = 5.0V µF 10V X5R ceramic capacitor Load Transient Response V = 3.3V 2.5V 0.5A to 4.5A to 0.5A step IN OUT OUT 20 MHz Bandwidth ...
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Efficiency V = 1.8V OUT 30107469 Efficiency V = 1.2V OUT 30107468 Current Derating = 5V, θ 20° 30107414 Efficiency V = 1.5V OUT Efficiency V = 0.8V OUT Current Derating = 3.3V, θ ...
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Radiated Emissions (EN 55022, Class 5V 2.5V OUT Evaluation Board Pre-biased Startup V = 2.5V, I OUT OUT www.national.com = 5A OUT 30107412 = 0A 30107455 8 Startup V = 2.5V ...
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Block Diagram General Description The LMZ10505 SIMPLE SWITCHER® power module is a complete, easy-to-use DC-DC solution capable of driving load with exceptional power conversion efficiency, output voltage accuracy, line and load regulation. The LMZ10505 is available ...
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A second criteria before finalizing the C the RMS current capability. The necessary RMS current rat- ing of the input capacitor to a buck regulator can be estimated by With this high AC current present in the input capacitor, the ...
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TABLE 1. Recommended Output Filter Capacitors C (µF) Voltage (V), R (mΩ) O ESR 22 6.3, < 6.3, < 6.3, < 10.0, < 5 100 6.3, < 5 100 6.3, 50 100 6.3, 25 ...
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Estimate Power Dissipation And Board Thermal Requirements Use the current derating curves in the typical performance characteristics section to obtain an estimate of power loss (P ). For the design case of V IC_LOSS 85°C ...
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Additional Features ENABLE The LMZ10505 features an enable (EN) pin and associated comparator to allow the user to easily sequence the LMZ10505 from an external voltage rail manually set the input UVLO threshold. The turn-on or rising threshold ...
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R needed to give the two supplies identical soft-start times trkb would be 14.3 kΩ. A timing diagram for this example, the equal soft-start time case, is shown below. TRACKING - EQUAL SLEW RATES Alternatively, the tracking feature can be ...
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... Vishay Dale 0402 Vishay Dale 0402 Murata 0402 Murata and keep and C fbb fbt comp 15 30107454 Manufacturer P/N Quantity LMZ10505TZ-ADJ 1 6TPE150MIC2 1 6TPE330MIL 1 CRCW0603100KFKEA 1 CRCW060347K5FKEA 1 CRCW060315K0FKEA 1 C1608C0G1H331J 1 GRM188R71C103KA01 1 Manufacturer P/N Quantity LMZ10505TZ-ADJ 1 C3216X5R0J476M 2 CRCW0402100KFKED 1 CRCW04021K00FKED 1 GRM1555C1H270JZ01 1 GRM155R71C103KA01 1 for a type III compensation. comp www.national.com ...
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... AVX 0402 Vishay Dale 0402 Vishay Dale 0402 Vishay Dale 0402 Murata 0402 Murata = 75 kΩ) fbt R fbb 34.8 kΩ 59 kΩ 84.5 kΩ 150 kΩ 590 kΩ 16 30107481 Manufacturer P/N Quantity LMZ10505TZ-ADJ 1 1210ZD226MAT 2 EEE1AA221AP 1* 0805ZD475MAT 1* 12066D226MAT 1* 18126D107MAT 1 CRCW040275K0FKED 1 CRCW040234K8FKED 1 CRCW04021K00FKED 1 GRM1555C1H101JZ01 1 GRM155R71C103KA01 1 ...
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... Vishay Dale 0805 Vishay Dale 0603 TDK 0805 Vishay Dale 0805 TDK = 75 kΩ) fbt R fbb 34.8 kΩ 59 kΩ 84.5 kΩ 150 kΩ 590 kΩ 17 30107480 = 5A OUT (MAX) Manufacturer P/N Quantity LMZ10505TZ-ADJ 1 C2012X7R1C105K 1 C2012X5R0J475K 2 C3225X5R1C226M 2 C3225X5R0J476M 1 EEE1AA221AP 1 C4532X5R0J107M 1 CRCW080575K0FKEA 1 CRCW080534K8FKEA 1 CRCW08051K10FKEA 1 C1608C0G1H181J 1 CRCW0805100KFKEA 1 ...
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... TDK 0805 Vishay Dale 0805 Vishay Dale 0805 Vishay Dale 0603 TDK 0805 TDK = 75 kΩ) fbt R fbb 23.7 kΩ 34.8 kΩ 59 kΩ 84.5 kΩ 150 kΩ 590 kΩ 18 30107416 Manufacturer P/N Quantity LMZ10505TZ-ADJ 1 C2012X7R1C105K 1 C2012X5R0J475K 1 C3225X5R0J476M 1 C4532X5R0J107M 1 CRCW080575K0FKEA 1 CRCW080534K8FKEA 1 CRCW08051K10FKEA 1 C1608C0G1H181J 1 C2012C0G1H103J 1 ...
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PCB Layout Diagrams The PCB design is available in the LMZ10505 product folder at www.national.com. FIGURE 6. Top Copper FIGURE 7. Internal Layer 1 (Ground) 19 30107476 30107477 www.national.com ...
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FIGURE 8. Internal Layer 2 (Ground and Signal Traces) www.national.com FIGURE 9. Bottom Copper 20 30107478 30107479 ...
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Physical Dimensions inches (millimeters) unless otherwise noted TO-PMOD-7 Pin Package NS Package Number TZA07A 21 www.national.com ...
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For more National Semiconductor product information and proven design tools, visit the following Web sites at: www.national.com Products Amplifiers www.national.com/amplifiers Audio www.national.com/audio Clock and Timing www.national.com/timing Data Converters www.national.com/adc Interface www.national.com/interface LVDS www.national.com/lvds Power Management www.national.com/power Switching Regulators www.national.com/switchers LDOs ...