參數(shù)資料
型號(hào)： LM2770SDX-12157
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： High Efficiency Switched Capacitor Step-Down DC/DC Regulator with Sleep Mode
中文描述： SWITCHED CAPACITOR REGULATOR, 925 kHz SWITCHING FREQ-MAX, DSO10
封裝： 3 X 3 MM, 0.80 MM HEIGHT, LEAD FREE, PLL-10
文件頁數(shù)： 8/14頁
文件大?。?/td> 796K
代理商： LM2770SDX-12157
Typical Performance Characteristics
Unless otherwise specified: C
IN
= 10μF, C1 = 1.0μF, C2 =
1.0μF, C
OUT
= 10μF, T
A
= 25
o
C. Capacitors are low-ESR multi-layer ceramic capacitors (MLCC’s). (Continued)
Load Regulation: V
OUT
= 1.2V
Load Regulation: V
OUT
= 1.5V
20126009
20126008
Load Regulation: V
OUT
= 1.575V
Output Voltage Ripple
20126020
20126013
V
IN
= 3.6V, V
OUT
= 1.5V, I
OUT
= 200mA
CH1: C
IN
= C
OUT
= 2x10μF; C1 = C2 = 1μF; Scale: 50mV/Div
CH2: C
IN
= C
OUT
= 10μF; C1 = C2 = 1μF; Scale: 50mV/Div
Time scale: 4μs/Div
Input Voltage RIpple
Start-up Behavior
20126014
V
IN
= 3.6V, V
OUT
= 1.5V, I
OUT
= 200mA
CH1: C
IN
= C
OUT
= 2x10μF; C1 = C2 = 1μF; Scale: 50mV/Div
CH2: C
IN
= C
OUT
= 10μF; C1 = C2 = 1μF; Scale: 50mV/Div
Time scale: 4μs/Div
20126012
V
IN
= 3.6V, V
OUT
= 1.5V, Load = 7.5
(200mA)
CH1: EN pin; Scale: 1V/Div
CH2: V
OUT
; Scale: 500mV/Div
Time scale: 40μs/Div
L
www.national.com
8
相關(guān)PDF資料
PDF描述
LM2770 High Efficiency Switched Capacitor Step-Down DC/DC Regulator with Sleep Mode
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LM2787BP Low Noise Regulated Switched Capacitor Voltage
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM2770SDX-12157/NOPB 功能描述:IC REG BUCK SWITCHED CAP 10LLP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:3.3V 輸入電壓:4.5 V ~ 24 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:125mA 同步整流器:無 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 包裝:Digi-Reel® 供應(yīng)商設(shè)備封裝:SOT-6 其它名稱:MAX1836EUT33#TG16DKR
LM2771 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Low-Ripple 250mA Switched Capacitor Step-Down DC/DC Converter
LM2771SD 功能描述:電荷泵 RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube
LM2771SD/NOPB 功能描述:電荷泵 RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube
LM2771SDEV 功能描述:電源管理IC開發(fā)工具 LM2771SD EVAL BOARD RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
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