78M08
8V fixed positive linear voltage regulator, 78M series, 0.5A–1A class, TO-252/TO-220 package
- メーカー
- onsemi
- 製品カテゴリ
- 電圧レギュレータ・電圧コントローラ
- パッケージ
- TO-252
- 在庫
- 1,500 pcs
- 供給状況
- 現在の数量は確認が必要です。
製品属性
| メーカー | onsemi |
|---|---|
| 製品カテゴリ | 電圧レギュレータ・電圧コントローラ |
| Dropout Voltage | ~2 V typical |
| Efficiency | linear regulator (heat dissipation required) |
| Input Voltage (Max) | 35 V |
| Line Regulation | stable output under input variation |
| Load Regulation | good regulation under load changes |
| Maximum Output Current | 0.5 A (500 mA) |
| Operating Temperature | -40°C to +125°C (variant dependent) |
| Output Configuration | fixed positive voltage |
| Output Current Protection | internal current limiting |
| Output Voltage | 8 V fixed |
| Package | TO-220 / TO-252 / TO-220F variants |
| PSRR | ~60–80 dB typical |
| Quiescent Current | ~5–8 mA |
| Regulator Type | linear regulator (78Mxx family) |
| Ripple Rejection | high suppression of ripple noise |
| Short-Circuit Protection | built-in protection |
| Thermal Shutdown | internal thermal protection |
| Topology | three-terminal regulator |
| Voltage Accuracy | ±2% to ±4% typical |
| Voltage Dropout | ~2 V at rated load |
| データシート | データシートを依頼 |
調達概要
78M08 の主要な供給・購買情報です。
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78M08 の詳細説明
Product Overview
78M08 is commonly associated with 78M08 / L78M08 / MC78M08 series three-terminal positive fixed voltage regulators, available from multiple manufacturers such as STMicroelectronics, onsemi, New Japan Radio, UMW, Luguang and other compatible suppliers. The device is designed to provide a stable 8V regulated output for local on-card power regulation and general DC power supply circuits. With 500mA to 1A class output current depending on manufacturer and package, internal thermal overload protection, short-circuit protection and safe operating area protection, it is suitable for consumer electronics, industrial control boards, communication equipment, embedded systems, power supply modules and legacy regulator replacement projects.
Key Features
Manufacturer: Multiple manufacturers / 78Mxx voltage regulator suppliers
Marking / Short Part Number: 78M08
Full / Related Part Number: L78M08, MC78M08, NJM78M08, 78M08 and related variants
Device Type: Three-terminal positive fixed voltage regulator
Product Category: Power Management IC / linear voltage regulator
Output Voltage: 8V fixed output
Output Current: 500mA to 1A class depending on manufacturer, package and thermal condition
Regulator Type: Positive linear regulator
Number of Outputs: Single output
Input Voltage: Up to 35V class depending on exact datasheet version
Dropout Voltage: Around 2V class depending on output current and manufacturer
Protection Feature: Internal short-circuit current limiting
Thermal Protection: Internal thermal overload shutdown
Safe Area Protection: Internal safe operating area compensation
Package Options: TO-220, TO-220F, DPAK / TO-252, IPAK / TO-251 and related package variants depending on full ordering code
Mounting Type: Through-hole or surface mount depending on package version
Key Features: 8V fixed output, three-terminal design, local power regulation, current limiting, thermal shutdown, safe area protection and common industry package options
Typical Use: Local board regulation, DC power supply circuits, consumer electronics, communication equipment, industrial control boards, embedded systems and repair applications
Replacement Note: 78M08 is a common regulator family reference used by multiple manufacturers; output current, pinout, package, dropout voltage and thermal performance should be checked before substitution
Ordering / Packaging Note: Buyers should verify the full manufacturer part number, package suffix, output current grade, input voltage rating, temperature grade, top marking, packing format and datasheet revision before production or repair use.
Applications
78M08 can be used in electronic systems that require a stable 8V positive regulated output for local power supply rails and general board-level regulation. Typical applications include consumer electronics, industrial control boards, communication equipment, instrumentation, embedded controllers, power supply modules, audio/video equipment, battery-powered devices, maintenance projects and legacy equipment repair. It is also suitable for BOM review where a three-terminal 8V positive linear voltage regulator is required.
Quality & Sourcing
Antrex Electronics can support 78M08 sourcing with stock availability checks, RFQ quotation, package confirmation, date code review and shipment arrangement. For project-based purchasing, buyers can provide quantity, target price, required date code, packaging requirements and application information for faster quotation support.
For quality control, Antrex Electronics can help arrange product photos, label review, visual inspection and third-party testing support when required. OEMs, EMS providers, repair centers and electronic component buyers are welcome to send BOM lists or hard-to-find part requests for sourcing assistance.
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