このウェブサイトは Cookie を使用しています。このサイトを使用すると、Cookie の使用に同意したことになります。詳細については、こちらをご覧くださいプライバシーポリシー.

画像は参考用です。製品仕様を参照してください。

ON UC3843BVD1R2G

Name: UC3843BVD1R2G
Rating: 4.5 (10 reviews)

High Performance Functionality

ブランド: Onsemi

製造元部品 #: UC3843BVD1R2G

データシート: UC3843BVD1R2G Datasheet (PDF)

パッケージ/ケース: SOIC-8

製品の種類: 電源管理IC

RoHS ステータス:

在庫状況: 3573 個、新しいオリジナル

Warranty: 1 Year Ovaga Warranty - Find Out More

ボムに追加

簡単な見積もり

RFQを提出してください UC3843BVD1R2G またはメールでご連絡ください: メール: [email protected], 12時間以内にご連絡させていただきます。

数量^*

メール^*

連絡先名^*

会社

述べる

UC3843BVD1R2G 概要

The UC3843BVD1R2G is a PWM controller IC manufactured by ON Semiconductor. It operates in voltage mode control with a fixed frequency oscillator. The device is designed for power supply applications, specifically in offline and DC-DC converters. It features a high-performance voltage feedback loop with a reference accuracy of ±1%. The UC3843BVD1R2G integrates various protection features such as overvoltage protection (OVP), undervoltage lockout (UVLO), and overcurrent protection (OCP), enhancing system reliability. Its adjustable soft-start function prevents large inrush currents during startup, minimizing stress on components. The IC operates over a wide temperature range and is available in a compact SOIC-8 package, facilitating space-constrained designs. With its comprehensive features and compact form factor, the UC3843BVD1R2G is suitable for various power management applications, including offline power supplies, battery chargers, and LED drivers

特徴

The UC3843BVD1R2G is a voltage mode PWM controller IC

It features adjustable frequency, voltage feedforward compensation, internal soft start, precision reference, and low startup current

With a maximum duty cycle of 50%, it operates from an input voltage range of 7V to 30V, making it suitable for various power supply applications

応用

The UC3843BVD1R2G is a PWM controller commonly used in power supplies for applications such as LED lighting, battery chargers, and DC-DC converters

It regulates voltage by adjusting the duty cycle of a switching transistor, making it suitable for various power management tasks in consumer electronics, industrial equipment, and automotive systems

仕様

パラメータ	価値	パラメータ	価値
Status	Active	Compliance	PbAHP
Package Type	SOIC-8	Case Outline	751-07
MSL Type	1	MSL Temp (°C)	260
Container Type	REEL	Container Qty.	2500
ON Target	N	Topology	Flyback
Control Mode	Current Mode	fsw Typ (kHz)	52
Stand-by Mode	No	UVLO (V)	Yes
Short Circuit Protection	Yes	Latch	No
Soft Start	Yes	VCC Max (V)	30
Drive Cap. (mA)	200 / 200

配送

	配送料	リードタイム
DHL	$20.00-$40.00 (0.50 KG)	2-5 日々
フェデックス	$20.00-$40.00 (0.50 KG)	2-5 日々
UPS	$20.00-$40.00 (0.50 KG)	2-5 日々
TNT	$20.00-$40.00 (0.50 KG)	2-5 日々
EMS	$20.00-$40.00 (0.50 KG)	2-5 日々
登録された航空便	$20.00-$40.00 (0.50 KG)	2-5 日々

処理時間：送料は地域や国によって異なります。

支払い

支払条件		ハンドフィー
	電信送金	銀行手数料 US$30.00 を請求します。
	ペイパル	4.0％のサービス料がかかります。
	クレジットカード	3.5％のサービス料がかかります。
	ウエスタンユニオン	charge US.00 banking fee.
	送金サービス	銀行手数料は 0.00 米ドルかかります。

保証

1.購入した電子部品には365日保証が含まれており、製品の品質を保証します。

2.受け取った商品の一部が完璧な品質ではない場合、当社は責任を持って返金または交換を手配します。ただし、商品は元の状態のままでなければなりません。

パッキング

ステップ1 :製品
ステップ2 :真空包装
ステップ3 :静電気防止袋
ステップ4 :個包装
ステップ5 :梱包箱
ステップ6 :バーコード配送タグ

すべての製品は静電気防止袋に梱包されます。 ESD 帯電防止保護を備えた状態で出荷されます。

社外の ESD 梱包ラベルには、部品番号、ブランド、数量などの当社の情報が使用されます。

私たちは出荷前にすべての商品を検査し、すべての製品が良好な状態であることを確認し、部品が新しいオリジナルでデータシートと一致していることを確認します。

すべての商品に問題がないことを確認した後、梱包後、安全に梱包し、グローバルエクスプレスで発送します。優れた耐穿刺性と耐引裂性を示し、シールの完全性も良好です。

パーツポイント

The UC3843BVD1R2G is a chip that is commonly known as a pulse-width modulation (PWM) controller. It is often used in power supply applications to control the switching of power transistors. The chip is designed to provide precise and adjustable control of the duty cycle, making it useful in various voltage regulation applications. It is known for its high accuracy, efficiency, and reliability.
Equivalent

Some equivalent products to the UC3843BVD1R2G chip include UC3843A, UC3843AD1R2G, and UC3843B. These chips are all part of the UC3843 series and share similar characteristics and functionalities. They can be used as substitutes depending on the specific requirements of the application.
Features

The UC3843BVD1R2G is a current mode PWM controller with a fixed frequency oscillator that provides closed loop control for switching power supplies. It features an 8.4V reference, error amplifier, oscillator, PWM comparator, and a totem-pole output stage. This device is highly efficient and has a wide range of applications in power supply designs.
Pinout

The UC3843BVD1R2G is a pulse width modulation (PWM) controller IC. It has 8 pins and the functions of each pin are as follows: 1. Vref: Voltage reference input 2. Output: PWM output 3. Compensation: Feedback compensation for voltage control loop 4. VFB: Voltage feedback input 5. GND: Ground 6. CS: Current sense input 7. VCC: Power supply input 8. UVLO: Undervoltage lockout input/Enable input
Manufacturer

The manufacturer of the UC3843BVD1R2G is ON Semiconductor. ON Semiconductor is a multinational semiconductor company that specializes in manufacturing and distributing a wide range of semiconductors and integrated circuits for various applications, including power management, sensors, connectivity, and more.
Application Field

The UC3843BVD1R2G is a pulse width modulation (PWM) controller IC commonly used in power supply applications. Its main application areas include switch-mode power supplies (SMPS), battery charging circuits, LED drivers, and motor control. It provides adjustable, stable, and efficient control of the power supply output voltage.
Package

The UC3843BVD1R2G chip is available in a SOIC-8 package.