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SMB1351-022 Charging IC

SMB1351-022 Charging IC

Rs.800.00 PKR
Rs.800.00 PKR
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The SMB1351-022 is a genuine Qualcomm charging IC built for Xiaomi Redmi series boards running on Snapdragon platforms. It handles single-cell Li-ion/Li-Polymer battery charging with Quick Charge 3.0 support, managing charge current, voltage regulation, and USB power delivery on the motherboard. Technicians reach for this IC when a Redmi comes in with dead charging, no charging response, slow charging, or a phone that won't power up after a charging port fault. BGA package, direct motherboard fit, no aftermarket clone confusion — just the correct original part number for accurate board-level repair.

⚖️ Weight: 0.01 kg

MST-IC-285

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Description

Jab koi Redmi phone charging na pakray ya "dead after charge attempt" ho kar aaye, zyada tar cases mein fault charging IC pe hi jata hai — aur SMB1351-022 wahi part hai jo Xiaomi apne Snapdragon-based Redmi boards mein use karta hai. Ye Qualcomm ka programmable single-cell Li-ion/Li-Polymer battery charger IC hai, jo Quick Charge 3.0 ko support karta hai aur board pe charging current control, input voltage regulation, aur USB power path management ka kaam sambhalta hai.Board-level repair workflow mein ye IC us jagah baithta hai jahan USB connector se aane wali power battery tak pohanchti hai. Agar ye IC fail ho jaye ya short ho jaye, phone charger lagane pe respond nahi karta, charging LED nahi jalti, ya battery percentage move hi nahi karta. Kabhi kabhi symptom halka different hota hai — phone slow charge karta hai, ya intermittently charging start/stop hoti rehti hai. In dono cases mein technician sabse pehle charging port aur cable check karta hai, uske baad multimeter ya power supply pe current draw dekh kar IC ko confirm karta hai.Jumper lagana ya board pe koi makeshift fix try karna is IC ke liye risky hota hai, kyunke ye programmable charger IC hai jo precise current aur voltage thresholds pe kaam karta hai. Agar IC damaged ho, sahi fix yehi hai ke original part number match karke IC change karna — copy ya mismatched IC lagane se either charging unstable rahegi ya battery health par asar parega. Yehi wajah hai ke har repair shop apne stock mein verified, brand-correct SMB1351-022 rakhta hai, na ke generic substitute.Installation ke waqt hot air station ka temperature control zaroori hai, kyunke BGA package hai aur adjacent components (jaise PMIC ya small passive parts) heat se easily disturb ho sakte hain. Reballing se pehle old IC ko carefully remove karna, pad cleaning theek se karna, aur fresh solder balls ke saath IC ko align karna — ye steps skip nahi kiye ja sakte agar aap first-time successful boot chahte hain. Reflow ke baad continuity test aur phone ko charger pe lagakar current draw verify karna standard practice honi chahiye.Ye IC sirf hardware fault tak mehdood nahi — kabhi kabhi board pe software corruption bhi charging response ko affect karta hai, isliye hardware replace karne se pehle "software marna" (firmware reflash) bhi ek troubleshooting step ke tor pe rakhna chahiye, khaas kar jab charging IC physically theek lage lekin phone phir bhi charge na le raha ho.Genuine SMB1351-022 IC ka use karna workshop ke liye long-term trust build karta hai, kyunke customer dobara wapas nahi aata charging complaint le kar. Har unit factory-matched hoti hai Redmi boards ke liye, jo repeat repair risk kam karti hai aur ek stable, predictable charging circuit deliver karti hai. Professional repair benches ke liye ye ek core stock item hai — jab bhi Redmi charging complaint aaye, ye pehla component hai jo diagnostic list mein check hota hai.

Key Features

Genuine Qualcomm charging IC, correct part number for Snapdragon-based Redmi boards

Supports Quick Charge 3.0 fast-charging protocol

Programmable single-cell Li-ion/Li-Polymer battery charge control

Regulates USB input voltage and charge current on the motherboard

BGA package designed for direct board-level soldering

Fixes dead charging, no-charging, and slow-charging faults

Stable charge current output reduces battery health risk after repair

Trusted stock item for professional Redmi charging repairs

Specifications

Brand Entity Qualcomm
Product Entity SMB1351-022 Charging IC
Technology Entity Quick Charge 3.0, Battery Charge Management
Compatible Device Entities Xiaomi Redmi Series (Snapdragon-based)
Repair Process Entity Charging IC Replacement, BGA Reballing
Industry Entity Mobile Phone Repair, PCB-Level Repair, Pakistan GSM Repair Market

Compatible Devices

Xiaomi Redmi series smartphones built on Qualcomm Snapdragon platforms — commonly reported on Redmi 2, Redmi 3, Redmi 9, and Redmi 9A boards.

Common Repair Uses

Charging IC replacement for dead charging, no-response charging, slow or intermittent charging, and board-level charging circuit faults; used in reballing/reflow charging IC repair workflows.

FAQ

What is the product name?
The product name is SMB1351-022 Charging IC.
What is the brand of this product?
The brand of this product is Qualcomm.
What is the model of this product?
The model of this product is SMB1351-022.
What is this product used for?
This product is used to control battery charging current, USB input voltage regulation, and Quick Charge 3.0 fast-charging on Redmi motherboards.
Which devices are compatible with this product?
This product is compatible with Qualcomm Snapdragon-based Xiaomi Redmi series smartphones, including Redmi 2, Redmi 3, Redmi 9, and Redmi 9A.
Who should use this product?
This product is suitable for mobile repair technicians, repair shops, service centers, and professional users.
Does this IC support Quick Charge 3.0?
Yes, the SMB1351-022 is designed to support Quick Charge 3.0 fast-charging on compatible Redmi devices.
What charging faults can this IC fix?
It resolves dead charging, no-response charging, slow charging, and intermittent charging faults caused by a failed charger IC on Redmi boards.

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