SGMGKB CHARGING IC AND POWER MANAGEMENT IC

Ultimate Product Listing Content: SGMGKB / SCMCKB Charging IC & Power Management IC (PMIC)

Product Title

Original SGMGKB / SCMCKB Charging IC & Power Management PMIC Chip (Compatible with Vivo, Samsung, Infinix, Honor, Redmi)

Short Summary / Product Overview

• Premium-grade SGMGKB / SCMCKB charging integrated circuit engineered for advanced smartphone motherboard repair and chip-level restoration.
• Distributed by mobileic.in (Customer Support / Inquiry Helpline: 9895333473).
• Factory-tested and verified component designed to resolve complex power rail failures, dead phone states, and charging loop errors.

Detailed Technical Specifications & Part Identification

• Primary IC Markings: SGMGKB / SCMCKB.
• Batch & Traceability Codes: YTOF24 / S2A70.
• Component Type: Charging Integrated Circuit / Power Management IC (PMIC).
• Package Format: Surface Mount Device (SMD) / Ball Grid Array (BGA) package with high-precision solder pads.
• Source & Verification: Sourced directly for professional micro-soldering laboratories via mobileic.in.

Comprehensive Compatibility & Cross-Reference Directory

Verified through professional schematic cross-reference databases, this charging IC is fully compatible with an extensive range of smartphone models across major brands:

1. Vivo & iQOO Models

• iQOO Z9 Lite
• Vivo T3 Lite
• Vivo Y03
• Vivo Y03T
• Vivo Y04
• Vivo Y04s
• Vivo Y05
• Vivo Y11D
• Vivo Y18
• Vivo Y18T
• Vivo Y19E (INDIA)
• Vivo Y19s 4G
• Vivo Y19S PRO
• Vivo Y27
• Vivo Y28
• Vivo Y28S
• Vivo Y29

2. Samsung Galaxy Models

• Samsung Galaxy A06 (SM-A065)
• Samsung Galaxy A14 4G (SM-A145P)

3. Infinix Models

• Infinix Smart 8 Plus (X6526)
• Infinix Smart 8 Pro
• Infinix Smart 9 (X6532)

4. Huawei / Honor Models

• Honor X5B Plus
• Honor X6C
• Honor X7B

5. Xiaomi / Poco Models

• Poco C71
• Redmi A5

Common Fault Symptoms Solved by Replacing This IC

• Complete Dead Phone: Motherboard draws zero current on a DC power supply due to a blown primary power management IC.
• Fake Charging / Slow Charging: Device displays a charging animation or indicator icon, but battery percentage remains stagnant or decreases.
• Thermal Overheating: Excessive localized heat buildup around the power management section during standby or connection to a charger.
• Fast-Charging Protocol Failure: Inability of the device to negotiate high-wattage charging speeds with compatible adapters.

Technician Diagnostic & Troubleshooting Guide

• Multimeter Resistance Check: Test primary VBUS and VBAT filter lines for low-resistance shorts before initiating IC removal.
• Thermal Camera Inspection: Utilize a thermal imaging camera during boot or charging attempts to pinpoint abnormal heat signatures originating from the SGMGKB/SCMCKB chip area.
• Microscope Pad Inspection: Inspect underlying BGA motherboard pads under a stereo microscope after old IC extraction to ensure zero torn traces or lifted pads.

Professional Installation Best Practices

• Recommended strictly for experienced micro-soldering technicians equipped with professional BGA rework stations and precision hot air nozzles.
• Apply high-grade, high-temperature soldering flux to ensure optimal surface tension and ball alignment during reflow.
• Maintain controlled thermal profiling to avoid warping surrounding plastic components, display connectors, or RF shields on the motherboard.