component
YC164-FR-078K2L
Public Made by Adomby adom
YAGEO Global Sourcing Parts, 0603x4. Pinout reviewed by a person against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownYC164-FR-078K2L
YAGEO · Global Sourcing Parts · 0603x4
YC164-FR-078K2L from YAGEO, in a 0603x4. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | R1_A | passive | Terminal 1 of isolated resistor R1 (other end on pin 5); R1 = R2 = R3 = R4, 1/16 W per package at 70°C, max working voltage 50 V. |
| 2 | R2_A | passive | Terminal 1 of isolated resistor R2 (other end on pin 6); R1 = R2 = R3 = R4, 1/16 W per package at 70°C, max working voltage 50 V. |
| 3 | R3_A | passive | Terminal 1 of isolated resistor R3 (other end on pin 7); R1 = R2 = R3 = R4, 1/16 W per package at 70°C, max working voltage 50 V. |
| 4 | R4_A | passive | Terminal 1 of isolated resistor R4 (other end on pin 8); R1 = R2 = R3 = R4, 1/16 W per package at 70°C, max working voltage 50 V. |
| 5 | R1_B | passive | Terminal 2 of isolated resistor R1 (other end on pin 1); R1 = R2 = R3 = R4, 1/16 W per package at 70°C, max working voltage 50 V. |
| 6 | R2_B | passive | Terminal 2 of isolated resistor R2 (other end on pin 2); R1 = R2 = R3 = R4, 1/16 W per package at 70°C, max working voltage 50 V. |
| 7 | R3_B | passive | Terminal 2 of isolated resistor R3 (other end on pin 3); R1 = R2 = R3 = R4, 1/16 W per package at 70°C, max working voltage 50 V. |
| 8 | R4_B | passive | Terminal 2 of isolated resistor R4 (other end on pin 4); R1 = R2 = R3 = R4, 1/16 W per package at 70°C, max working voltage 50 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | YAGEO |
| Package | 0603x4 |
| Category | Global Sourcing Parts |
| Pins | 8 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Resistance tolerance (code F = ±1%) | -1 | 1 | % | Part-number tolerance code F; E24/E96 range 1Ω ≤ R ≤ 1MΩ | 2 | ||
| Temperature coefficient of resistance | -200 | 200 | ppm/°C | Resistance range 1Ω ≤ R ≤ 1MΩ | 7 | ||
| Max working voltage | MWV | 50 | V | 7 | |||
| Rated continuous overload voltage | RCOV | 100 | V | 7 | |||
| Dielectric withstanding voltage | DWV | 100 | V | 7 | |||
| Operating temperature range | -55 | 155 | °C | YC164 operating temperature range (derating per Fig. 14) | 7 | ||
| Operational life ΔR (percent part) | -2 | 2 | % | 1,000 h at 70±5°C, RCWV applied 1.5 h on / 0.5 h off, still air | 9 | ||
| Operational life ΔR (absolute part) | -0.05 | 0.05 | Ω | 1,000 h at 70±5°C, RCWV applied 1.5 h on / 0.5 h off, still air | 9 | ||
| High temperature exposure ΔR (percent part) | -1 | 1 | % | 1,000 h at maximum operating temperature, unpowered | 9 | ||
| High temperature exposure ΔR (absolute part) | -0.05 | 0.05 | Ω | 1,000 h at maximum operating temperature, unpowered | 9 | ||
| Moisture resistance ΔR (percent part) | -2 | 2 | % | 10 days, 25°C/65°C 95% R.H., unpowered; measured 24±2 h after test | 9 | ||
| Moisture resistance ΔR (absolute part) | -0.05 | 0.05 | Ω | 10 days, 25°C/65°C 95% R.H., unpowered; measured 24±2 h after test | 9 | ||
| Thermal shock ΔR (percent part) | -1 | 1 | % | -55/+125°C, 300 cycles, air-air | 9 | ||
| Thermal shock ΔR (absolute part) | -0.05 | 0.05 | Ω | -55/+125°C, 300 cycles, air-air | 9 | ||
| Short time overload ΔR (percent part) | -2 | 2 | % | 2.5 times RCWV or maximum overload voltage whichever is less, 5 s, room temperature | 9 | ||
| Short time overload ΔR (absolute part) | -0.05 | 0.05 | Ω | 2.5 times RCWV or maximum overload voltage whichever is less, 5 s, room temperature | 9 | ||
| Board flex/bending ΔR (percent part) | -1 | 1 | % | 3 mm bending, 60±5 s | 9 | ||
| Board flex/bending ΔR (absolute part) | -0.05 | 0.05 | Ω | 3 mm bending, 60±5 s | 9 | ||
| Resistance to soldering heat ΔR (percent part) | -1 | 1 | % | Lead-free solder, 260°C, 10 s immersion | 10 | ||
| Resistance to soldering heat ΔR (absolute part) | -0.05 | 0.05 | Ω | Lead-free solder, 260°C, 10 s immersion | 10 |
CAD (KiCad official)
- Symbol:
YC164-FR-078K2L - Footprint:
Resistor_SMD:R_Array_Convex_4x0603 - 3D model: 0603x4 (KiCad packages3D, STEP)
- 3D model files:
yc164-fr-078k2l-etched.step/yc164-fr-078k2l-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);yc164-fr-078k2l.step/yc164-fr-078k2l.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: YAGEO datasheet (12 pp, sha256
6feddc41c4b0a670, retrieved 2026-10-22, tier: lcsc) - Extractor:
ds2sf(Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate. - CAD: KiCad official libraries (CC-BY-SA 4.0).