
A hot heat sink fails in contact, airflow or fins. Diagnose with three thermocouple readings, fix the right layer. BQUQ (ISO9001, Dongguan) quotes in 12 h.

Ordering custom heat sinks: thermal spec, DFM review, quote, sample test and approval, with checklists. BQUQ (ISO9001, Dongguan) quotes in 12 hours.

Automotive electronics cool in 70-105°C ambients: inverter and DC-DC losses, battery limits, cooling methods. BQUQ (ISO9001, Dongguan) quotes in 12 hours.

How heat sinks are tested: thermocouple placement, wind tunnels, what spec-sheet resistance numbers promise. BQUQ (ISO9001, Dongguan) quotes in 12 h.

CNC machined heat sinks win at low volume, tight base flatness, copper and shapes extrusion cannot make. BQUQ (ISO9001, Dongguan) quotes in 12 hours.

TDP is a design point, not a power limit. Measure real dissipation before sizing the heat sink. BQUQ (ISO9001, Dongguan) quotes in 12 hours.

Design extruded heat sink profiles that actually press: min fin and wall thickness, fin ratio and die limits. BQUQ (ISO9001, Dongguan) quotes in 12 hours.

Heat sink cost is die, extrusion, machining and finish. Cost build-ups and quantity breakpoints explained. BQUQ (ISO9001, Dongguan) quotes in 12 hours.

Choose a heat sink in 8 steps, from watts and ambient to a released part number, with decision tables. BQUQ (ISO9001, Dongguan) quotes in 12 h.

Heat pipes earn their cost when heat spreads or moves sideways to fins. Conductivity, cost, reliability compared. BQUQ (ISO9001, Dongguan) quotes in 12 h.

Passive cooling works up to ~10 W in sealed plastic and 30-60 W in vented metal enclosures with heat sinks. BQUQ (ISO9001, Dongguan) quotes in 12 hours.

Size a heat sink with one equation: required resistance from watts, ambient, case temperature. Worked example. BQUQ (ISO9001, Dongguan) quotes in 12 h.

Copper conducts ~2x aluminum but weighs 3.3x more and costs ~10x per volume. When it earns its price. BQUQ (ISO9001, Dongguan) quotes in 12 hours.

Mounting method sets contact pressure and thermal performance: clips, screws and adhesives compared. BQUQ (ISO9001, Dongguan) quotes in 12 hours.

Air cooling suits ~300 W per module; liquid past ~1 kW or high flux. Capacity, noise, cost compared. BQUQ (ISO9001, Dongguan) quotes in 12 hours.