
TAIYO YUDEN
A strong electrical upgrade with higher current and lower DCR, but a narrower temperature range must be verified.
LQM21PN2R2NGCD is a 2.2µH power inductor in a standard 0805 package. Finding a direct drop-in replacement requires careful review of operating temperature, as many alternatives have a narrower range.
Some candidates have lower current ratings. Upgrades are available but may have other trade-offs.
The 0805 package is very common, and many alternatives share the same footprint.
Multiple vendors produce similar parts, but availability should be confirmed.
No direct, 1-to-1 replacement was found that matches all key parameters, primarily due to differences in operating temperature ranges.
BRC2012T2R2MD offers superior electrical performance but requires verifying the application's temperature is within -40°C to +105°C.
Operating temperature mismatch is the primary risk across most form-fit compatible alternatives.

TAIYO YUDEN
A strong electrical upgrade with higher current and lower DCR, but a narrower temperature range must be verified.
| Feature / factor | LQM21PN2R2NGCD | BRC2012T2R2MD | LQM21PN2R2MGSD | LQM21PN2R2MC0D | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0805 (2012 metric) | 0805 (2012 metric) | 0805 (2012 metric) | 0805 (2012 metric) | 0805 (2012 metric) — Form-factor match.; LQM21PN2R2MGSD: Form-factor match.; LQM21PN2R2MC0D: Form-factor match. |
| Current | 0.8 A | 1.0 A | 0.95 A | 0.6 A | 1.0 A / 0.95 A / 0.6 A — Higher current rating is an upgrade.; LQM21PN2R2MGSD: Higher current rating is an upgrade.; LQM21PN2R2MC0D: Lower current rating is a downgrade. |
| Dcr | 0.23 Ω | 0.143 Ω | 0.18 Ω | 0.425 Ω | 0.143 Ω / 0.18 Ω / 0.425 Ω — Lower DCR improves efficiency.; LQM21PN2R2MGSD: Lower DCR improves efficiency.; LQM21PN2R2MC0D: Higher DCR increases power loss. |
| Temperature | -55°C to +125°C | -40°C to +105°C | -40°C to +85°C | -55°C to +125°C | -40°C to +105°C / -40°C to +85°C / -55°C to +125°C — Narrower range is a critical risk.; LQM21PN2R2MGSD: Narrower range is a critical risk.; LQM21PN2R2MC0D: Temperature range matches. |
| Saturation Current | Not specified | 1.1 A | - | - | 1.1 A — Provides known saturation performance. |
| Inductance | 2.2 µH | - | 2.2 µH | - | 2.2 µH — Core function match. |
BRC2012T2R2MD from TAIYO YUDEN is a strong candidate with higher current and lower DCR, but its operating temperature range (-40°C to +105°C) is narrower and must be verified for your application.