New Laptop Motherboard IC MB39A134 MB 39A134

Product Description

The MB39A134 / MB 39A134 is a DC/DC converter IC designed for charging lithium-ion batteries. It is suitable for notebook PC and other portable-device charging applications, using PWM control to independently regulate charging voltage and charging current.

Warranty Details

Warranty: 1 Month Warranty

Important Note:-

• Verify the exact original IC marking MB39A134 before ordering.

• MB39A134 is a 24-pin TSSOP IC, not QFN-32.

• This listing is for the IC chip only, not the complete laptop motherboard or charging circuit.

• Professional SMD installation and appropriate rework equipment are recommended.

• Incorrect installation, excessive heating, soldering damage or physical damage can void the warranty.

• Payment will be refunded if the product is out of stock.

• Immediate replacement will be provided if the supplied IC has a confirmed functionality problem under the warranty terms.

• Product images are for reference; actual IC marking may vary slightly.

FAQs

1. What is MB39A134?
MB39A134 is a PWM DC/DC converter IC designed for charging Li-ion batteries in notebook PCs and other portable devices.

2. What package does MB39A134 use?
MB39A134 is supplied in a 24-pin TSSOP package.

3. How many battery cells does MB39A134 support?
It supports 2-cell, 3-cell and 4-cell Li-ion battery packs.

4. Is MB39A134 a laptop charging IC?
Yes. It is specifically designed for Li-ion battery charging applications in notebook PCs.

5. Can MB39A134 be replaced with MB39A132?
Not automatically. Although both are notebook battery-charging ICs, their rectification methods and packages differ, so the exact motherboard design must be verified before replacement.