WTR 2965 ORIGNAL Mobile Phone IC
Enhanced Device Performance
Experience peak functionality with the WTR 2965 ORIGNAL Mobile Phone IC. Designed to ensure optimal performance, this premium-quality component is tailored for users seeking reliable and smooth integration into their devices. WTR 2965 ORIGNAL Mobile Phone IC
Authentic and Durable Build
The WTR 2965 comes with an original build that guarantees compatibility and long-lasting service. Whether you’re replacing a faulty component or upgrading, this IC is a solid choice for maintaining device efficiency. WTR 2965 ORIGNAL Mobile Phone IC
Universal Application
Perfect for a wide range of mobile phone models, the WTR 2965 Original Mobile Phone IC adapts seamlessly to various configurations. Its robust design ensures dependable operation, making it an essential for repair professionals and DIY enthusiasts alike. WTR 2965 ORIGNAL Mobile Phone IC
The WTR 2965 is a high-performance Radio Frequency (RF) Transceiver Integrated Circuit (IC) developed by Qualcomm. It is a critical component in the “RF Front-End” of modern mobile devices, acting as the bridge between the digital baseband processor (the “brain” of the phone) and the physical antenna. WTR 2965 ORIGNAL Mobile Phone IC
Commonly found in mid-range to high-end smartphones from brands like Samsung, Xiaomi (Redmi), Vivo, and OPPO, this IC is often the culprit behind “No Service,” “Searching,” or weak signal issues. WTR 2965 ORIGNAL Mobile Phone IC
Technical Specifications: WTR 2965
| Parameter | Specification Details |
| Manufacturer | Qualcomm |
| IC Type | RF Transceiver (Intermediate Frequency / Network IC) |
| Network Support | Multi-mode: 2G (GSM), 3G (WCDMA), 4G (LTE FDD/TDD) |
| Input Voltage | Typically 1.0V to 1.8V (Core) / 2.7V to 3.6V (Supply) |
| Frequency Range | 700 MHz to 2700 MHz (Sub-6 GHz) |
| Package Type | BGA (Ball Grid Array) / Flip-Chip |
| Pin Count | 121-pin (Commonly 10×10 mm or 5×5 mm variants) |
| Communication Protocol | RFFE (RF Front End) Control Interface |
| Operational Chains | 2 Receive (RX) Chains, 2 Transmit (TX) Chains |
| Max Data Rate | Up to 300 Mbps (LTE Cat 6/7 support) |
| Operating Temp | -40°C to +85°C |
Detailed Description & Functional Overview
1. Role in the Mobile Ecosystem
The WTR 2965 is not just a simple switch; it is a direct-conversion transceiver. In the receiving path, it takes high-frequency signals from the air, filters out noise, and “down-converts” them into an analog baseband signal that the CPU can understand. In the transmitting path, it does the opposite—taking low-frequency data from the processor and “up-converting” it to a high-power RF signal to be broadcast via the antenna. WTR 2965 ORIGNAL Mobile Phone IC
2. Multi-Band & Multi-Mode Flexibility
One of the reasons the WTR 2965 is considered “Universal” in repair circles is its vast frequency support. It handles:
-
LTE FDD/TDD: Supporting bands like B1, B3, B5, B40, and B41, which are standard for global 4G roaming.
-
Carrier Aggregation: It supports the bonding of different frequency bands to increase data speeds, a hallmark of LTE-Advanced technology.
3. Integrated Architecture
The chip integrates several vital sub-circuits that previously required separate components:
-
Frequency Synthesizer: Generates the precise “Local Oscillator” (LO) signal needed for tuning into specific carrier frequencies.
-
Phase Locked Loop (PLL): Ensures the frequency remains stable and does not drift, which would otherwise lead to dropped calls.
-
Power Management: It contains internal regulators to manage its own power consumption, which is typically around 350mA to 400mA during active LTE transmission.
4. Common Repair Symptoms
Technicians often replace the WTR 2965 when a device exhibits the following “Network Section” faults:
-
No Service / Emergency Calls Only: Even when a valid SIM is inserted and the IMEI is clean.
-
Signal Fluctuation: The signal bars jump from full to zero sporadically.
-
Radio Off: In the phone’s “About” settings, the Baseband version might show “Unknown,” or the radio power cannot be turned on in the testing menu ($*#*#4636#*#*$).
5. Installation and “Original” Quality
The term “Original” in your request is crucial. Because this is a BGA chip, high-quality “Original” (OG) units use lead-free solder balls and high-grade silicon that can withstand the heat of professional reballing.
Note: Installation requires a hot air rework station set to approximately 330°C to 350°C and high-quality flux to ensure the 121 tiny solder balls under the chip seat correctly on the motherboard pads.
Compatibility List
The WTR 2965 is widely interchangeable across many models. If you see this chip on a schematic, it is often compatible with:
-
Samsung: J2, J7, C7, C9 Pro, A11
-
Xiaomi: Redmi 5A, Note 5, Note 7, Mi Max
-
Vivo/OPPO: Various V-series and F-series models
More Products : https://gaffarmarketdelhi.com
