- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for BS64042CS
- Part Number BS64042CS
- Manufacturer Bourns
- Pin Count 8
- Part Category Transformer
- Package Category Other
- Footprint Name Other - BS64042CS-1
- Released Date Jul 12, 2022
- Last Modified Date Jan 5, 2026 10:27 AM UTC
- Pinout / Pin List Click Here (Member Only)
BS64042CS Details
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Manufacturer Part Number:
BS64042CS
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Rohs Code:
Yes
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Part Life Cycle Code:
Active
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Package Description:
CHIP
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ECCN Code:
EAR99
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Factory Lead Time:
15 Weeks
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Manufacturer:
Bourns Inc
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Additional Feature:
FLYBACK
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Height:
11 mm
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Input Voltage-Max:
60 V
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Input Voltage-Min:
4.5 V
BS64042CS Frequently Asked Questions (FAQs)
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Bourns provides a recommended PCB layout and land pattern in their application note AN164, which can be found on their website. It's essential to follow these guidelines to ensure proper thermal management and to minimize parasitic inductance.
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The selection of the current sense resistor value depends on the maximum current, desired accuracy, and power dissipation. A general rule of thumb is to choose a resistor value that results in a voltage drop between 10-100 mV at the maximum current. Bourns provides a current sense resistor selection guide in their application note AN165.
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Although the datasheet specifies an operating temperature range of -40°C to 125°C, it's essential to consider the derating curves for power dissipation and accuracy. Bourns recommends consulting their application notes and thermal management guidelines to ensure the device operates within its specified limits.
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The BS64042CS is designed for low-frequency applications up to 100 kHz. While it may be possible to use it in higher-frequency applications, the device's accuracy and power dissipation may be affected. Bourns recommends consulting their application notes and evaluating the device's performance in the specific frequency range of interest.
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To ensure EMC, follow proper PCB layout and design practices, such as keeping the current sense resistor close to the device, using a ground plane, and minimizing loop areas. Additionally, consider using shielding, filtering, and other EMC mitigation techniques as necessary.
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BS64042CS Overview
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