參數(shù)資料
型號: LM2770SD-12157/NOPB
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: 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): 13/14頁
文件大?。?/td> 796K
代理商: LM2770SD-12157/NOPB
Typical Performance Characteristics Unless otherwise specified: C
IN = 10F, C1 = 1.0F, C2 =
1.0F, C
OUT = 10F, TA =25
oC. 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
VIN = 3.6V, VOUT = 1.5V, IOUT = 200mA
CH1: CIN =COUT = 2x10F; C1 = C2 = 1F; Scale: 50mV/Div
CH2: CIN =COUT = 10F; C1 = C2 = 1F; Scale: 50mV/Div
Time scale: 4s/Div
Input Voltage RIpple
Start-up Behavior
20126014
VIN = 3.6V, VOUT = 1.5V, IOUT = 200mA
CH1: CIN =COUT = 2x10F; C1 = C2 = 1F; Scale: 50mV/Div
CH2: CIN =COUT = 10F; C1 = C2 = 1F; Scale: 50mV/Div
Time scale: 4s/Div
20126012
VIN = 3.6V, VOUT = 1.5V, Load = 7.5 (200mA)
CH1: EN pin; Scale: 1V/Div
CH2: VOUT; Scale: 500mV/Div
Time scale: 40s/Div
LM2770
www.national.com
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PDF描述
LM2770SDX-1215/NOPB SWITCHED CAPACITOR REGULATOR, 925 kHz SWITCHING FREQ-MAX, DSO10
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