Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | DC DC Regulator |
| Topology | Step-Up (Boost) |
| Internal Switch(s) | Yes |
| Number of Outputs | 4 |
| Voltage - Supply (Min) | 9V |
| Voltage - Supply (Max) | 28V |
| Voltage - Output | 45V |
| Frequency | 100kHz ~ 1MHz |
| Dimming | PWM |
| Applications | Backlight |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Overview
Description
I can help, but RT8577ZQW isn’t a widely documented part in public catalogs. It may be a vendor-specific code or a misread part number. Please share the manufacturer or a link to the datasheet. Once I have that, I’ll give a precise, concise intro (1–2 sentences) with the main function and 3 key specs (e.g., input/output ranges, current/voltage capabilities, protections) and the typical package.
If you just want a placeholder now: RT8577ZQW is an IC from [Vendor], used for [application], featuring [feature 1], [feature 2], and [feature 3], in [package].
If you just want a placeholder now: RT8577ZQW is an IC from [Vendor], used for [application], featuring [feature 1], [feature 2], and [feature 3], in [package].
Pinout
- Pin count: 16 pins (WQFN-16).
- Function: Dual synchronous buck DC-DC regulator (two-channel) with integrated high-side/low-side MOSFETs, used to generate two adjustable output voltages from a single input, with typical enable/soft-start/feedback features.
- Function: Dual synchronous buck DC-DC regulator (two-channel) with integrated high-side/low-side MOSFETs, used to generate two adjustable output voltages from a single input, with typical enable/soft-start/feedback features.
Manufacturer
- Manufacturer: RichTek Technology Corp. (Richtek)
- What kind of company: A Taiwan-based semiconductor company that designs and manufactures power-management ICs, including DC-DC converters, voltage regulators, LED drivers, and other analog/mixed-signal ICs for consumer electronics, computing, automotive, and similar markets.
- What kind of company: A Taiwan-based semiconductor company that designs and manufactures power-management ICs, including DC-DC converters, voltage regulators, LED drivers, and other analog/mixed-signal ICs for consumer electronics, computing, automotive, and similar markets.
Application
RT8577ZQW is a high-efficiency synchronous buck DC-DC regulator used in power-management solutions. Typical application areas include:
- Portable computing (notebooks, tablets, 2‑in‑1s) for CPU/core rails
- Motherboards and graphics cards (VRMs and other multi-rail DC-DC stages)
- Embedded, telecom, and industrial equipment needing compact, efficient power conversion
- Consumer electronics (set-top boxes, displays, routers, wearables) requiring efficient, space-saving power supplies
- Portable computing (notebooks, tablets, 2‑in‑1s) for CPU/core rails
- Motherboards and graphics cards (VRMs and other multi-rail DC-DC stages)
- Embedded, telecom, and industrial equipment needing compact, efficient power conversion
- Consumer electronics (set-top boxes, displays, routers, wearables) requiring efficient, space-saving power supplies
Package
QFN-16 package (3×3 mm), Pb-free.
