UC2843B集成電路(IC)的PMIC-穩(wěn)壓器-DCDC開關(guān)式控制器規(guī)格書PDF中文資料

廠商型號(hào) |
UC2843B |
參數(shù)屬性 | UC2843B 封裝/外殼為14-SOIC(0.154",3.90mm 寬);包裝為管件;類別為集成電路(IC)的PMIC-穩(wěn)壓器-DCDC開關(guān)式控制器;產(chǎn)品描述:IC REG CTRLR FLYBACK 14SOIC |
功能描述 | HIGH-PERFORMANCE CURRENT-MODE PWM CONTROLLERS |
封裝外殼 | 14-SOIC(0.154",3.90mm 寬) |
文件大小 |
210.08 Kbytes |
頁面數(shù)量 |
9 頁 |
生產(chǎn)廠商 | Unisonic Technologies |
企業(yè)簡(jiǎn)稱 |
UTC【友順】 |
中文名稱 | 友順科技股份有限公司官網(wǎng) |
原廠標(biāo)識(shí) | ![]() |
數(shù)據(jù)手冊(cè) | |
更新時(shí)間 | 2025-5-16 14:06:00 |
人工找貨 | UC2843B價(jià)格和庫存,歡迎聯(lián)系客服免費(fèi)人工找貨 |
UC2843B規(guī)格書詳情
DESCRIPTION
The UTC UC2843B provides off-line or DC-DC fixed-frequency current-mode control design with minimum external components. Internally-implemented circuits include an under-voltage lockout (UVLO) and a precision reference with accuracy at the error amplifier input. The UTC UC2843B also contain internal circuits which include a pulse width modulation (PWM) comparator providing current-limit control, logic ensuring latched operation, and a totem-pole output stage designed to source or sink high-peak current. The output stage is low when it is in off-state condition and suitable for N-channel MOSFETs driving.
FEATURES
* Current mode operation:500 kHz
* Low start-up current value<0.5mA
* Latching PWM for cycle-by-cycle current limiting
* Trimmed oscillator discharge current
* Automatic feed-forward compensation
* Internally trimmed reference with UVLO
* High-current totem-pole output UVLO with hysteresis
* Double-pulse suppression
產(chǎn)品屬性
- 產(chǎn)品編號(hào):
UC2843BD
- 制造商:
onsemi
- 類別:
集成電路(IC) > PMIC - 穩(wěn)壓器 - DC DC 開關(guān)式控制器
- 包裝:
管件
- 輸出類型:
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 - 開關(guān):
最高 500kHz
- 占空比(最大):
96%
- 同步整流器:
無
- 時(shí)鐘同步:
無
- 控制特性:
頻率控制
- 工作溫度:
-25°C ~ 85°C(TA)
- 安裝類型:
表面貼裝型
- 封裝/外殼:
14-SOIC(0.154",3.90mm 寬)
- 供應(yīng)商器件封裝:
14-SOIC
- 描述:
IC REG CTRLR FLYBACK 14SOIC
供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
STM原廠目錄 |
24+ |
DIP-8;SO-8 |
96000 |
全新原裝 |
詢價(jià) | ||
ON |
10+ |
SOP8 |
487 |
一級(jí)代理,專注軍工、汽車、醫(yī)療、工業(yè)、新能源、電力 |
詢價(jià) | ||
ON |
10000 |
SOP8 |
19 |
詢價(jià) | |||
ST |
23+ |
SOP |
6000 |
全新原裝優(yōu)勢(shì) |
詢價(jià) | ||
TI |
23+ |
SOP-8 |
8560 |
受權(quán)代理!全新原裝現(xiàn)貨特價(jià)熱賣! |
詢價(jià) | ||
ST |
24+ |
SOP8 |
5989 |
公司原廠原裝現(xiàn)貨假一罰十!特價(jià)出售!強(qiáng)勢(shì)庫存! |
詢價(jià) | ||
友臺(tái) |
23+ |
SOP-8 |
14000 |
優(yōu)勢(shì)原裝現(xiàn)貨假一賠十 |
詢價(jià) | ||
ON |
24+ |
SMD |
6868 |
原裝現(xiàn)貨,可開13%稅票 |
詢價(jià) | ||
ON |
23+ |
SO-8 |
18689 |
詢價(jià) | |||
UC |
24+ |
DIP-8 |
2500 |
自己現(xiàn)貨 |
詢價(jià) |
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