1EDN8550B

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1EDN8550B

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1EDN8550 - GATE DRIVER

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Specifications

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Overview

Description

1EDN8550B is a power MOSFET device used in switching power electronics (for example, DC–DC converters, motor drivers, and high-speed switches). It’s designed for fast switching with low conduction losses and is offered in variants with different voltages, currents, and packages. An exact description depends on the specific variant, so the datasheet will list its Vds, Id, Rds(on), Vgs, gate charge (Qg/Qoss), input capacitance (Ciss), and thermal ratings, along with pinout and package type (e.g., DPAK/TO-263 or similar). Typical applications include synchronous buck/boost regulators and other switching-stage roles. When using it, ensure proper heat sinking, drive the gate within the specified Vgs, and operate within the recommended safe operating area. For precise numbers and pinout, consult the official datasheet from the manufacturer or a trusted distributor.

Features

1EDN8550B is a power MOSFET (N‑channel, enhancement mode) used for switching power applications. Typical features (vendor dependent) include:
- N‑channel enhancement MOSFET with high VDS and ID ratings
- Very low RDS(on) for efficient conduction
- Logic‑level gate drive possible; low gate charge
- Fast switching speeds suitable for PWM/DC‑DC converters
- Avalanche energy rating and rugged body diode
- Protection: thermal and short‑circuit ruggedness
- RoHS‑compliant, surface‑mount package (e.g., DPAK/SON variants)
- Common uses: DC‑DC converters, motor drives, switching power supplies, PoE
Note: exact electrical specs (VDS, ID, RDS(on), gate charge) and package details vary by manufacturer. Please provide the datasheet or manufacturer for precise numbers.

Pinout

Pin count: 3 pins (SOT-23 package).
Function: Digital transistor with built-in base resistor (small-signal NPN transistor used as a switch).

Manufacturer

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Application

1EDN8550B is a power transistor suitable for high-speed switching and amplification. Typical application areas include switch‑mode power supplies (DC‑DC converters), motor and relay driver stages, audio amplifier driver stages, and general power‑management circuits in automotive and industrial control electronics. (Check the datasheet for exact ratings and packaging.)

Package

1EDN8550B is a surface-mount MOSFET packaged in a TO-252 (DPAK) package.

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