FA5311B
FA5311B is a Fuji Electric bipolar IC for switching power supply control, designed to drive power MOSFETs with PWM control functions
- 製品カテゴリ
- 特殊用途電源管理IC（PMIC）
- パッケージ
- SOP8
- 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 | Fuji Electric Co., Ltd. |
|---|---|
| 製品カテゴリ | 特殊用途電源管理IC（PMIC） |
| Application | Switching Power Supply Control |
| Applications | AC-DC Converters, Switching Regulators, Power Supplies, Industrial Equipment |
| Control Mode | PWM Control |
| Function | PWM Controller |
| Mounting Type | Through Hole / Surface Mount |
| Number of Pins | 8 |
| Operating Frequency | Up to 600 kHz |
| Operating Temperature Range | -20°C to +85°C |
| Oscillator Frequency | Adjustable |
| Output Current | High Current Drive Output |
| Output Drive Capability | Power MOSFET Driver |
| Overcurrent Protection | Pulse-by-Pulse Current Limiting |
| Overload Protection | able Latch / Non-Latch Protection |
| Overvoltage Protection | Included |
| Package Material | Plastic Molded Package |
| Package Type | DIP-8 / SOP-8 |
| RoHS Status | ROHS compliant |
| Series | FA531X Series |
| Standby Current | Approx. 90 mA |
| Supply Voltage Range | 3.6 V to 20 V |
| Switching Frequency Range | 5 kHz to 600 kHz |
| Technology | Bipolar IC |
| Undervoltage Lockout | Included |
| データシート | データシートを依頼 |
調達概要
FA5311B の主要な供給・購買情報です。
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FA5311B の詳細説明
Product Overview
FA5311B is a Fuji Electric bipolar integrated circuit designed for switching power supply control applications. The device belongs to the FA531X series and integrates PWM control functions required for driving external power MOSFETs in compact switching regulator designs. With built-in oscillator, overcurrent protection, overload shutdown, undervoltage lockout and external ON/OFF control functions, it is suitable for AC/DC converters, industrial power supplies, adapter systems and legacy power management applications. ([alldatasheet.com](https://www.alldatasheet.com/datasheet-pdf/pdf/61408/FUJI/FA5311.html?utm_source=chatgpt.com))
Key Features
Manufacturer: Fuji Electric
Part Number: FA5311B
Device Type: Switching Power Supply Control IC
Product Category: PWM Controller IC
Series: FA531X Series
Circuit Technology: Bipolar IC
Application Function: PWM Control for Switching Regulators
Driver Capability: Direct Drive Support for External Power MOSFET
Operating Frequency Range: 5kHz to 600kHz
Control Method: PWM Voltage Mode Control
Oscillator: Built-In Oscillator Circuit
Overcurrent Protection: Pulse-by-Pulse Current Limiting Function
Overload Protection: Overload Shutdown Function
Overvoltage Protection: Latch Mode Overvoltage Cutoff Function
Undervoltage Protection: Undervoltage Malfunction Prevention Circuit
Standby Current: Approximately 90µA Typical
External Control: Output ON/OFF Control Function
Supply Voltage: Designed for Switching Power Supply Control Applications
Package Type: DIP / SOP Package Options Available
Pin Count: 8 Pins
Mounting Type: Through Hole / Surface Mount Depending on Package Version
Typical Applications: AC/DC Power Supplies, Flyback Converters, Industrial Power Modules, Adapters and Power Control Boards
Product Status: Legacy / Obsolete Component
Ordering Note: Buyers should verify exact suffix, package type, pin configuration, operating conditions and replacement compatibility before production use.
Applications
FA5311B is designed for switching power supply systems requiring compact PWM control and protection functions. Typical applications include offline AC/DC converters, industrial power supplies, battery chargers, consumer adapters, inverter auxiliary supplies, control boards and maintenance projects involving Fuji Electric legacy power control ICs.
Quality & Sourcing
Antrex Electronics can support FA5311B sourcing with stock availability checks, RFQ quotation, manufacturer verification, package confirmation, date code review and shipment arrangement. For legacy power supply components, buyers can provide required quantity, acceptable date code, package preference, target price and application details for faster quotation support.
For quality control, Antrex Electronics can help arrange product photos, marking review, visual inspection, electrical testing and third-party verification when required. OEMs, EMS providers, industrial equipment manufacturers, repair centers and electronic component buyers are welcome to send BOM lists or hard-to-find power IC requests for sourcing assistance.
Datasheet
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