UC3843BVN集成電路（IC）的PMIC-穩(wěn)壓器-DCDC開(kāi)關(guān)式控制器規(guī)格書(shū)PDF中文資料
| 廠商型號(hào) |
UC3843BVN |
| 參數(shù)屬性 | UC3843BVN 封裝/外殼為8-DIP（0.300"，7.62mm）；包裝為管件；類(lèi)別為集成電路（IC）的PMIC-穩(wěn)壓器-DCDC開(kāi)關(guān)式控制器；產(chǎn)品描述：IC REG CTRLR FLYBACK 8DIP |
| 功能描述 | HIGH PERFORMANCE CURRENT MODE CONTROLLERS |
| 封裝外殼 | 8-DIP（0.300"，7.62mm） |
| 文件大小 |
401.91 Kbytes |
| 頁(yè)面數(shù)量 |
16 頁(yè) |
| 生產(chǎn)廠商 | Motorola, Inc |
| 企業(yè)簡(jiǎn)稱(chēng) |
Motorola【摩托羅拉】 |
| 中文名稱(chēng) | 加爾文制造公司官網(wǎng) |
| 原廠標(biāo)識(shí) |  |
| 數(shù)據(jù)手冊(cè) | |
| 更新時(shí)間 | 2025-2-4 23:00:00 |
UC3843BVN規(guī)格書(shū)詳情
High Performance Current Mode Controllers
The UC3842B, UC3843B series are high performance fixed frequency current mode controllers. They are specifically designed for Off–Line and dc–to–dc converter applications offering the designer a cost–effective solution with minimal external components. These integrated circuits feature a trimmed oscillator for precise duty cycle control, a temperature compensated reference, high gain error amplifier, current sensing comparator, and a high current totem pole output ideally suited for driving a power MOSFET.
Also included are protective features consisting of input and reference undervoltage lockouts each with hysteresis, cycle–by–cycle current limiting, programmable output deadtime, and a latch for single pulse metering. These devices are available in an 8–pin dual–in–line and surface mount (SO–8) plastic package as well as the 14–pin plastic surface mount (SO–14). The SO–14 package has separate power and ground pins for the totem pole output stage.
The UCX842B has UVLO thresholds of 16 V (on) and 10 V (off), ideally suited for off–line converters. The UCX843B is tailored for lower voltage applications having UVLO thresholds of 8.5 V (on) and 7.6 V (off).
? Trimmed Oscillator for Precise Frequency Control
? Oscillator Frequency Guaranteed at 250 kHz
? Current Mode Operation to 500 kHz
? Automatic Feed Forward Compensation
? Latching PWM for Cycle–By–Cycle Current Limiting
? Internally Trimmed Reference with Undervoltage Lockout
? High Current Totem Pole Output
? Undervoltage Lockout with Hysteresis
? Low Startup and Operating Current
產(chǎn)品屬性
- 產(chǎn)品編號(hào)：
UC3843BVN
- 制造商：
onsemi
- 類(lèi)別：
集成電路（IC） > PMIC - 穩(wěn)壓器 - DC DC 開(kāi)關(guān)式控制器
- 包裝：
管件
- 輸出類(lèi)型：
晶體管驅(qū)動(dòng)器
- 功能：
升壓，升壓/降壓
- 輸出配置：
正，可提供隔離
- 拓?fù)洌?/span>
反激，升壓
- 輸出階段：
1
- 電壓 - 供電 (Vcc/Vdd)：
7.6V ~ 30V
- 頻率 - 開(kāi)關(guān)：
最高 500kHz
- 占空比（最大）：
96%
- 同步整流器：
無(wú)
- 時(shí)鐘同步：
無(wú)
- 控制特性：
頻率控制
- 工作溫度：
-40°C ~ 105°C（TA）
- 安裝類(lèi)型：
通孔
- 封裝/外殼：
8-DIP（0.300"，7.62mm）
- 供應(yīng)商器件封裝：
8-PDIP
- 描述：
IC REG CTRLR FLYBACK 8DIP
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
ON(安森美) |
23+ |
8DIP(0.300,7.62mm) |
7350 |
現(xiàn)貨供應(yīng),當(dāng)天可交貨!免費(fèi)送樣,原廠技術(shù)支持!!! |
詢(xún)價(jià) | ||
ON/安森美 |
23+ |
NA/ |
3380 |
原裝現(xiàn)貨,當(dāng)天可交貨,原型號(hào)開(kāi)票 |
詢(xún)價(jià) | ||
ON |
DIP-8 |
899933 |
集團(tuán)化配單-有更多數(shù)量-免費(fèi)送樣-原包裝正品現(xiàn)貨-正規(guī) |
詢(xún)價(jià) | |||
ON/安森美 |
20+ |
DIP-8 |
880000 |
明嘉萊只做原裝正品現(xiàn)貨 |
詢(xún)價(jià) | ||
NUVOTON |
22+23+ |
DIP |
51121 |
絕對(duì)原裝正品現(xiàn)貨,全新深圳原裝進(jìn)口現(xiàn)貨 |
詢(xún)價(jià) | ||
ON |
589220 |
16余年資質(zhì) 絕對(duì)原盒原盤(pán) 更多數(shù)量 |
詢(xún)價(jià) | ||||
ON/安森美 |
22+ |
DIP-8 |
9000 |
原裝正品,支持實(shí)單! |
詢(xún)價(jià) | ||
ON |
22+ |
DIP-8/面劃傷 |
1000 |
全新原裝現(xiàn)貨!自家?guī)齑? |
詢(xún)價(jià) | ||
MOTOROLA |
24+ |
DIP-8 |
170 |
詢(xún)價(jià) | |||
ON |
17+ |
NA |
6200 |
100%原裝正品現(xiàn)貨 |
詢(xún)價(jià) |
