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RT9085AWSC

Name: RT9085AWSC
Rating: 4.7 (12 reviews)

IC REG LINEAR POS ADJ 1A 6WLCSP

製造商
製造商。部分 #RT9085AWSC
包 6-UFBGA,WLCSP
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
OutputConfiguration	Positive
OutputType	Adjustable
NumberofRegulators	1
Voltage-Input(Max)	5.5V
Voltage-Output(Min/Fixed)	0.5V
Voltage-Output(Max)	3V
VoltageDropout(Max)	0.06V @ 1mA
Current-Output	1A
PSRR	70dB (1kHz)
ControlFeatures	Enable
ProtectionFeatures	Current Limit, Over Temperature
OperatingTemperature	-40°C ~ 125°C (TJ)
MountingType	Surface Mount
Package/Case	6-UFBGA, WLCSP

概述

Description

RT9085AWSC is a Richtek power-management IC, typically a high-efficiency synchronous buck DC-DC converter. It’s used to step down a higher input voltage to a stable lower rail for CPUs, memory, chipsets, and other loads in consumer and embedded electronics. The “A” variant and the “WSC” suffix indicate the specific version and packaging, so exact electrical specs vary by part.
Typical features you’ll see (in many RT9085 variants): adjustable output via external resistors, enable/soft-start control, wide input range, protections (over‑current/short‑circuit, undervoltage lockout, thermal shutdown), and options for different switching frequencies or eco modes. Packaging is compact and suitable for space-constrained boards.
For precise numbers—input voltage range, output voltage options, max load current, efficiency, and exact package—consult the RT9085AWSC datasheet on Richtek’s website or the product distributor. If you want, I can help locate the exact datasheet link.

Features

RT9085AWSC is a RichTek synchronous buck regulator. Key features (typical, variant-dependent; refer to datasheet for exact values):
- Input voltage range: 2.7–5.5 V
- Output: adjustable via external resistors (0.8 V up to about 3.3 V)
- Output current: up to about 2 A (depending on layout/thermal)
- High efficiency, suitable for battery-powered apps
- Fixed switching frequency around 2.0–2.25 MHz
- Synchronous buck with integrated high-side/low-side MOSFETs
- Current-mode control; soft-start
- Auto PFM/PWM mode (improves light-load efficiency), with optional forced PWM
- Enable/shutdown input
- Protection: over-current/short-circuit, over-temperature, UVLO
- Package: 8-pin, RoHS-compliant (AWSC variant)
Note: Exact Vout range, current rating, and package options may vary by revision; check the latest datasheet for precise specs.

Package

RT9085AWSC comes in a SC-70, 6-pin package (SC-70-6).

Pinout

Pin count: 6 pins (SC-70 package).
Function: A Richtek RT9085AWSC is a single-channel low-dropout (LDO) voltage regulator with an enable control.

Manufacturer

- Manufacturer: RichTek Technology Corporation (Richtek).
- What kind of company: A Taiwan-based semiconductor company that designs and supplies power-management ICs (PMICs), including DC-DC converters and switching regulators, for consumer electronics.

Application

Typical applications for RT9085AWSC (power-management/regulator IC) include:
- Portable, battery-powered devices needing compact, efficient regulation
- DC-DC step-down converters for 3.3V/5V rails
- LED backlight/LED lighting driver circuits
- Battery charging and power-path management in consumer electronics
- Embedded systems and IoT devices requiring reliable voltage regulation