Buck Converter Layout: Hot Loop, Switch Node, Copper
The schematic sets efficiency; the layout sets temperature. Hot loop, input capacitor ripple, switch-node ringing, thermal vias, and the loss budget that decides the copper.
Read articleManufacturer catalog
Review searchable product records associated with vishay, then confirm the exact MPN, sourcing path and commercial conditions through quotation. Manufacturer naming is a catalog field and does not state an authorized distribution relationship.
TEMT7000X01 - Vishay, 0805
TEPT4400 - Vishay, ,P=2.54mm
TFDU4101-TR3 - Vishay, SMD-8P,6x4.7mm
TLMG1100-GS15 - Vishay, 0603
TLMP1100-GS15 - Vishay, 0603
TLMS1100-GS15 - Vishay, 0603
TMCMA0J107MTRF - Vishay, 1206
TNPW020113K0BEED - Vishay, 0201
TNPW040210K0BEED - Vishay, 0402
TNPW040220K0BEED - Vishay, 0402
TNPW060310K0BEEA - Vishay, 0603
TNPW060349K9BEEA - Vishay, 0603
TNPW080520K0BEEA - Vishay, 0805
TNPW120610K0BEEA - Vishay, 1206
TNPW12062M00BEEA - Vishay, 1206
TP0610K-T1-GE3 - Vishay, SOT-23
TSAL4400 - Vishay, ,D=2.9mm
TSAL6200 - Vishay, ,D=5mm
TSAL6400 - Vishay, ,D=5mm
TSMF1020 - Vishay, SMD,2.5x2mm
TSML1020 - Vishay, SMD,2.5x2mm
TSOP34838 - Vishay, SIP-3-2.54mm
TSOP38238 - Vishay, SIP-3-2.54mm
TZM5226B-GS08 - Vishay, MiniMELF(SOD-80)
Supply boundary
Product records help identify a manufacturer part number and technical family. A listed part may be fulfilled from Chip-seek warehouse-held stock or a reviewed sourcing channel. Source, quantity, packaging, date code, MOQ, price and lead time are confirmed before an order is accepted.
From the desk
Market signals, technical notes, and practical sourcing guidance for semiconductor procurement.
The schematic sets efficiency; the layout sets temperature. Hot loop, input capacitor ripple, switch-node ringing, thermal vias, and the loss budget that decides the copper.
Read article
A partial reel is cheaper per piece and riskier per failure. Tape anatomy, count tolerance, moisture history, and the five clauses that prevent most surprises.
Read article
Work out whether a 7805 can power your board: check its pins, input headroom, realistic heat budget and the changes required for a buck replacement.
Read article
A receiving routine that holds up in an audit: ISO 2859-1 sampling, AQL by part class, cheap-to-expensive test order, and records someone else can reproduce.
Read article
At 480 Mb/s a bit is 2.08 ns. 90 ohm impedance, 50 mil skew, and a continuous return path decide whether the link keeps high speed...
Read article
Choose LM317 resistor values, identify the output-connected tab, check minimum load and calculate a realistic heat budget before approving a replacement.
Read article
An oscillator that starts on the bench and fails cold has a margin problem. Load capacitor math, the negative-resistance test, and the probe that stops the...
Read article
Most I2C failures are rise time and capacitance, not protocol. The 30-70% measurement, the pull-up window, and the probe that changes the answer.
Read article