參數(shù)資料
型號(hào): LT3579IUFD-1#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, PQCC20
封裝: 4 X 5 MM, LEAD FREE, PLASTIC, MO-220, QFN-20
文件頁(yè)數(shù): 40/40頁(yè)
文件大?。?/td> 503K
代理商: LT3579IUFD-1#TRPBF
LT3579/LT3579-1
9
35791f
SHDN < 1.33V
OR
VIN < 2.3V
SHDN > 1.33V
AND
VIN > 2.3V
FAULT DETECTED
SS CHARGES UP
IGATE OFF
FAULT PULLED LOW INTERNALLY BY LT3579
SWITCHER DISABLED
CLKOUT DISABLED
SS < 50mV
IF |VOUT| DROPS CAUSING:
FB < 1.17V (BOOST)
OR
FB > 45mV (INVERTING)
SS > 1.8V
AND NO FAULT1
CONDITIONS STILL DETECTED
SS < 50mV
FAULT1
FAULT2
FAULT > 1.0V
FAULT1 = OVER VOLTAGE PROTECTION ON VIN (VIN > 16.2V (MIN))
OVER TEMPERATURE (TJUNCTION > 165°C (TYP))
OVER CURRENT ON SW1 (ISW1 > 3.4A (MIN))
OVER VOLTAGE PROTECTION ON SW1 (VSW1 > 42V (MIN))
OVER VOLTAGE PROTECTION ON SW1 (VSW2 > 42V (MIN))
FAULT2 = FAULT PULLED LOW EXTERNALLY (FAULT < 0.75V)
CHIP OFF
ALL SWITCHES DISABLED
IGATE OFF
FAULTS CLEARED
INITIALIZE
SS PULLED LOW
NORMAL MODE
NORMAL OPERATION
CLKOUT ENABLED WHEN
SS > 1.8V
SAMPLE MODE
Q1 & Q2 SWITCHES
FORCED ON EVERY CYCLE
FOR AT LEAST MINIMUM
ON-TIME
IGATE FULLY ACTIVATED
WHEN SS > 500mV
SOFT START
IGATE ENABLED
SS CHARGES UP
SWITCHER ENABLED
POST FAULT DELAY
SS SLOWLY DISCHARGES
LOCAL FAULT OVER
INTERNAL FAULT PULLDOWN
RELEASED BY LT3579
SS CONTINUES DISCHARGING
TO GND
35791 SD
sTaTe DiagraM
Figure 2. State Diagram
相關(guān)PDF資料
PDF描述
LT3579IFE#PBF SWITCHING REGULATOR, PDSO20
LT3579IFE-1#TRPBF SWITCHING REGULATOR, PDSO20
LT3579EUFD-1#TRPBF SWITCHING REGULATOR, PQCC20
LT3579IUFD-1#PBF SWITCHING REGULATOR, PQCC20
LT3579IFE#TRPBF SWITCHING REGULATOR, PDSO20
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LT3579IUFD-PBF 制造商:LINER 制造商全稱:Linear Technology 功能描述:6A Boost/Inverting DC/DC Converter with Fault Protection
LT3579IUFD-TRPBF 制造商:LINER 制造商全稱:Linear Technology 功能描述:6A Boost/Inverting DC/DC Converter with Fault Protection
LT3580 制造商:LINER 制造商全稱:Linear Technology 功能描述:Boost/Inverting DC/DC Converter with 2A Switch, Soft-Start, and Synchronization
LT3580EDD 制造商:LINER 制造商全稱:Linear Technology 功能描述:Boost/Inverting DC/DC Converter with 2A Switch, Soft-Start, and Synchronization
LT3580EDD#PBF 功能描述:IC REG BOOST INV SEPIC 2A 8DFN 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:- 標(biāo)準(zhǔn)包裝:250 系列:- 類型:降壓(降壓) 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V 輸入電壓:2.05 V ~ 6 V PWM 型:電壓模式 頻率 - 開關(guān):2MHz 電流 - 輸出:500mA 同步整流器:是 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:6-UFDFN 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:6-SON(1.45x1) 產(chǎn)品目錄頁(yè)面:1032 (CN2011-ZH PDF) 其它名稱:296-25628-2