USBLC6 ESD Layout: Clamp Path, Ground Stitching, Stubs
A TVS clamps at 31 V, but 10 mm of trace adds 240 V. Placement and return path, not the part number, decide whether the IC...
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Browse clock & timing ics available through Chip-seek. Stock, lead time and sourcing availability are subject to confirmation.
TLC556MDR - Texas Instruments, SOIC-14
TLC556MJB - Texas Instruments, CDIP-14 (J)
TMP82C54M-2 - TOSHIBA, SOP-24
TMPZ84C30AM-6 - TOSHIBA, SOP
TMS3471C - Texas Instruments, QFP-100 (14×14 mm)
TPL5000DGST - Texas Instruments, VSSOP-10
TPL5010DDCR - Texas Instruments Supervisor IC, SOT-23-THIN
TPL5010QDDCRQ1 - Texas Instruments, SOT-23-THIN
TPL5111DDCR - Texas Instruments, SOT-23-THIN
TS555CDT - HJKE, SOP-8
U126 - M5STACK Clock IC, Non-IC
UC3543DWTR/81013 - Texas Instruments, CDIP
UPC1555C-A - Renesas Electronics, PDIP-8
UPD4991AGS-A - Renesas Electronics, SOP
US5D1204P - ULTRASILICON, QFN-16-3X3
VZO-3-PK-3 - FESTO, PNEUMATIC-VALVE-PANEL-MOUNT
W159H - Rochester Electronics, SSOP-56
W163-15GT - Rochester Electronics Logic IC, PDIP-40
W185-5HI - Cypress Semiconductor, SSOP
W232-10X - Rochester Electronics, TSSOP-24
X1227S8Z-2.7A - Renesas Electronics, SOIC-8
X1B0002420001 - EPSON, SOP
X1B000271A00500 - EPSON, DFN
X1B000281000500 - EPSON, QFN
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From the desk
Market signals, technical notes, and practical sourcing guidance for semiconductor procurement.
A TVS clamps at 31 V, but 10 mm of trace adds 240 V. Placement and return path, not the part number, decide whether the IC...
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The 2N7002 is called logic-level, but at 3.3 V it is a 20 mA switch: threshold spread eats the margin and RDS(on) roughly doubles. Here is...
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How to pick a TVS or ESD diode: match standoff to the rail, clamp to the pin absolute maximum, and capacitance to the interface speed.
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One resistor sets the current, but input voltage and copper decide the temperature. The arithmetic, the derating table, and why 1 A often becomes 0.5 A.
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The lowest IC unit price doesn't always mean the lowest procurement cost. Discover how EMS and PCBA buyers can evaluate landed costs, MOQ, reel packaging, BOM...
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Calculate I2C pull-up limits, understand why 4.7 kOhm may fail at 400 kHz, and diagnose parallel module pull-ups, slow edges and voltage-domain mistakes.
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The dual op-amp in a million low-cost designs: why its input range is wider than its output range, and what breaks when you swap it.
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The AMS1117 is rated 1 A, but at 12 V input the thermal limit arrives near 0.19 A. Here is the arithmetic, the derating curves, and...
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