SRF1280A-821M

SRF1280A-821M

$1.73
  • Description:INDUCT ARRAY 2 COIL 820UH SMD
  • Series:SRF1280A
  • Mfr:Bourns Inc.
  • Package:Tape & Reel (TR),Cut Tape (CT)

SKU:b98d3529a578 Category: Brand:

  
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Product Detailed Parameters

  • Description:INDUCT ARRAY 2 COIL 820UH SMD
  • Series:SRF1280A
  • Mfr:Bourns Inc.
  • Package:Tape & Reel (TR),Cut Tape (CT)
  • Number of Coils:2
  • Inductance - Connected In Parallel:820 µH
  • Inductance - Connected In Series:3.28 mH
  • Tolerance:±20%
  • Current Rating - Parallel:650 mA
  • Current Rating - Series:325 mA
  • DC Resistance (DCR) - Parallel:1.632Ohm Max
  • DC Resistance (DCR) - Series:5.896Ohm Max
  • Shielding:Shielded
  • Operating Temperature:-40°C ~ 125°C
  • Mounting Type:Surface Mount
  • Package / Case:Nonstandard
  • Size / Dimension:0.492" L x 0.492" W (12.50mm x 12.50mm)
  • Height:0.315" (8.00mm)
  • Current Saturation - Parallel:1.27 A
  • Current Saturation - Series:633 mA
  • Ratings:AEC-Q200

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SRF1280A-821M

Buying Guide
Summary

Bourns Inc. SRF1280A-821M is an electronic component in Arrays, Signal Transformers category. Key specs: description: INDUCT ARRAY 2 COIL 820UH SMD; series: SRF1280A; packaging: Tape & Reel (TR),Cut Tape (CT); temperature: -40°C ~ 125°C; package/case: Nonstandard; mounting: Surface Mount.

Selection Notes
  • For SRF1280A-821M, confirm package/case Nonstandard, mounting Surface Mount to ensure footprint compatibility.
  • For SRF1280A-821M, validate the operating temperature range (-40°C ~ 125°C) against your environment.
  • For SRF1280A-821M, for replacements, match pinout/footprint first, then verify min/max ratings and timing margins (temperature -40°C ~ 125°C; series SRF1280A).
FAQ

What should I provide for an accurate quote for SRF1280A-821M?
Send the part number (SRF1280A-821M), quantity, target delivery date, and any required packaging or documentation.

Who is the manufacturer/brand for SRF1280A-821M?
Bourns Inc.

What is the mounting type of SRF1280A-821M?
Surface Mount

What is the supply current of SRF1280A-821M?
650 mA

Application Scenarios
Bourns Inc. SRF1280A-821M is listed under the Arrays, Signal Transformers category and is commonly used when correctness, reliability, and qualification repeatability matter. Designers validate turns ratio, leakage, insulation system, creepage/clearance, and thermal rise at operating frequency. They often define safety margins and EMC behavior in SMPS, PoE, pulse transmission, and sensing solutions. In industrial SMPS, transformer design determines safety margins and efficiency inside sealed enclosures with limited airflow. In measurement systems, current-sense and pulse transformers enable clean transmission under high dv/dt switching conditions. In telecom power modules, isolation supports stable operation and regulatory compliance across multi-board systems. Overall, it strengthens system robustness by aligning electrical, thermal, and mechanical constraints with real deployment conditions.
SRF1280A-821MSRF1280A-821M
$1.73
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