UC3845AN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 |
UC3845AN |
參數(shù)屬性 | UC3845AN 封裝/外殼為8-DIP(0.300",7.62mm);包裝為卷帶(TR)剪切帶(CT)Digi-Reel? 得捷定制卷帶;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 MULT TOPOLOGY 8DIP |
功能描述 | HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER |
封裝外殼 | 8-DIP(0.300",7.62mm) |
文件大小 |
129.229 Kbytes |
頁面數(shù)量 |
15 頁 |
生產(chǎn)廠商 | STMicroelectronics |
企業(yè)簡稱 |
STMICROELECTRONICS【意法半導(dǎo)體】 |
中文名稱 | 意法半導(dǎo)體集團(tuán)官網(wǎng) |
原廠標(biāo)識 | ![]() |
數(shù)據(jù)手冊 | |
更新時(shí)間 | 2025-5-4 0:10:00 |
人工找貨 | UC3845AN價(jià)格和庫存,歡迎聯(lián)系客服免費(fèi)人工找貨 |
UC3845AN規(guī)格書詳情
DESCRIPTION
The UC384xA family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequencycurrent mode control schemes with a minimal external parts count. Internally implemented circuits includea trimmed oscillator for precise DUTY CYCLE CONTROL under voltage lock out featuring start-up current less than0.5mA,a precision reference trimmed for accuracy at the error amp input,logic to in sure latched operation,a PWM comparator which also provides current limit control, and a totem pole output stage designed to source or sink high peakcurrent.The output stage,suitable
for driving N-Channel MOSFETs, is low in the off state.
. TRIMMED OSCILLATOR DISCHARGE CURRENT
. CURRENT MODE OPERATION TO 500kHz
. AUTOMATIC FEED FORWARD COMPENSATION
. LATCHING PWM FOR CYCLE-BY-CYCLECURRENT LIMITING
. INTERNALLY TRIMMED REFERENCE WITH UNDERVOLTAGE LOCKOUT
. HIGH CURRENT TOTEM POLE OUTPUT
. UNDERVOLTAGE LOCKOUT WITH HYSTERESIS
. LOW START-UP CURRENT (< 0.5mA)
. DOUBLE PULSE SUPPRESSION
產(chǎn)品屬性
- 產(chǎn)品編號:
UC3845AN
- 制造商:
Texas Instruments
- 類別:
集成電路(IC) > PMIC - 穩(wěn)壓器 - DC DC 開關(guān)式控制器
- 包裝:
卷帶(TR)剪切帶(CT)Digi-Reel? 得捷定制卷帶
- 輸出類型:
晶體管驅(qū)動(dòng)器
- 功能:
升壓,降壓,升壓/降壓
- 輸出配置:
正,可提供隔離
- 拓?fù)洌?/span>
升壓,降壓,反激,正激
- 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):
48%
- 同步整流器:
無
- 時(shí)鐘同步:
無
- 控制特性:
頻率控制
- 工作溫度:
0°C ~ 70°C(TA)
- 安裝類型:
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 MULT TOPOLOGY 8DIP
供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
TI/TEXAS |
23+ |
原廠封裝 |
8931 |
詢價(jià) | |||
TI(德州儀器) |
24+ |
DIP-8 |
5098 |
百分百原裝正品,可原型號開票 |
詢價(jià) | ||
TI |
2016+ |
DIP8 |
1243 |
只做原裝,假一罰十,公司可開17%增值稅發(fā)票! |
詢價(jià) | ||
TI |
24+ |
PDIP-8 |
8000 |
只做自己庫存,全新原裝進(jìn)口正品假一賠百,可開13%增 |
詢價(jià) | ||
國產(chǎn) |
25+ |
DIP-8 |
54648 |
百分百原裝現(xiàn)貨 實(shí)單必成 |
詢價(jià) | ||
ON |
24+ |
ZIP64 |
20000 |
全新原廠原裝,進(jìn)口正品現(xiàn)貨,正規(guī)渠道可含稅??! |
詢價(jià) | ||
國產(chǎn) |
1942+ |
DIP-8 |
9852 |
只做原裝正品現(xiàn)貨或訂貨!假一賠十! |
詢價(jià) | ||
ST |
23+ |
DIP8 |
40 |
原裝房間現(xiàn)貨假一賠十 |
詢價(jià) | ||
TI/德州儀器 |
21+ |
DIP-8 |
10000 |
全新原裝現(xiàn)貨 |
詢價(jià) | ||
TI/德州儀器 |
25+ |
DIP8 |
880000 |
明嘉萊只做原裝正品現(xiàn)貨 |
詢價(jià) |