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FAN3183BMX

Name: FAN3183BMX
Rating: 4.7 (12 reviews)

IC LOW SIDE SWITCH 8SOIC

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Mfr.부분 #FAN3183BMX
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사양

Package	Tape & Reel (TR)
ProductStatus	Active

개요

Description

Could you confirm the exact manufacturer for FAN3183BMX (e.g., Fairchild/ON Semiconductor) or share a link to the datasheet? I want to give an accurate intro. If you just need a quick generic starter, here’s a concise template you can customize after you fetch the spec:
- What it is: A FAN-series power-management IC intended for switching regulators or LED drivers.
- Key features (typical): high-voltage operation, built-in protections (overcurrent/overvoltage/undervoltage), soft-start, current-mode control, fast transient response.
- Applications: flyback/buck regulators, isolated/non-isolated power supplies, LED driver circuits.
- Package: BMX/MX-series package.
Send the exact datasheet link and I’ll tailor a precise, under-200-word introduction with verified specs.

Features

I don’t have the exact datasheet on hand for FAN3183BMX. Features can vary by revision. Here are typical features of the FAN3183-class PWM controllers for off‑line/switcher applications:
- High-voltage startup/off-line input operation
- Drives an external MOSFET (gate-drive output)
- Current-mode PWM control with slope compensation
- Adjustable/fixed switching frequency
- Soft-start to limit inrush and output overshoot
- Protection: overcurrent/short-circuit (OC protection), overvoltage (OVP), undervoltage lockout (UVLO)
- Thermal shutdown
- Enable/disable control
- Often suitable for flyback/forward topologies with primary-side regulation
For exact, device-specific features and pinout, please share the datasheet or confirm the manufacturer and exact revision.

Package

FAN3183BMX is in an 8‑pin surface-mount package, specifically an SOIC-8 (SO-8) package.

Pinout

- Pin count: 8 pins (SOP-8/MSOP-8 variant)
- Function: High-voltage, current‑mode PWM controller for flyback/off‑line switch‑mode power supplies; requires an external MOSFET and provides oscillator, reference, error amplifier, current sense, and PWM control for regulation.

Manufacturer

Manufacturer: Fairchild Semiconductor (now part of ON Semiconductor).
What kind of company: An American semiconductor company that designs and manufactures integrated circuits and power-management devices (Fairchild is now part of ON Semiconductor).

Application

FAN3183BMX is a switching regulation controller used for power‑supply protection and regulation. Typical application areas include:
- Hot‑swap protection and current limiting in server/telecom power supplies
- Buck/boost/flyback regulator designs in consumer, industrial, and telecom PSUs
- LED driver circuits (backlights and general lighting)
- Battery charging and power‑management subsystems
- Power adapters and other DC‑DC converter implementations

Equivalent

Direct equivalents for FAN3183BMX aren’t publicly listed. It’s a Fairchild FAN-series high‑voltage current‑mode PWM controller. For functionally similar parts, consider UC3842/UC3843 (TI), KA3842/KA3843 (Renesas), NCP1250/NCP1251 (On Semiconductor). Verify voltage range, startup, current limit, and package (SOP-8/DIP-8). Use distributor cross-reference tools or contact Fairchild/Onsemi for a formal cross-reference.