Digital Control・

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・Non-Isolated POL DC-DC Converter

BDX Series

36

Bellnix DC-DC Converter

BDD20190530_C02

13. Mounting requirements

The following conditions will apply to soldering temperature, time and storing before mounting.

Re-flow method

- Pre-heat temperature:

150 to 180°C, 120s max. (See the figure below)

- Peak temperature:

250°C max.

220°C or over, 60s max.

- BDX12-1.0S100RM Re-flow count:

Once

After mounting the converter onto a board, reflow can not be made again by turning over the

mounted boards.

- BDX12-1.0S50R0S Re-flow count:

Twice

Refrain from giving vibrations during reflow, for it may cause converter components to move.

Flow mounting is not possible for the product.

180°C

150°C

60 to 120s

60s max.

220°C

Peak 250°C max.

Time

13-1 Storage before mounting

Humidity control level for the product is JEDEC MSL3.

If a dry pack is opened, store at an ambience below 30°C/60%R.H.

If the product is kept in an unopened package for one year or kept in an opened dry package at an ambience

below 30°C/60%R.H. for more than 168 hours, baking (125°C±5°C/24h) is required before reflow process.

After mounting the product, handle it in accordance with the storage requirements.

14. Vibration and Shock Testing

Vibration: 5 to 10Hz, Total amplitude 10mm, 10 to 55Hz,

Acceleration 2G (One hour for each of the three

directions)

Shock: Acceleration 20G (three times for each of the three directions), Shock time 11 ± 5ms

15. Cleaning

The product is not for immersible cleaning. Use of no-clean flux is recommended.