參數(shù)資料
型號(hào): TEA1751T/N1,518
廠(chǎng)商: NXP Semiconductors
文件頁(yè)數(shù): 16/29頁(yè)
文件大?。?/td> 253K
描述: IC CTRLR GREENCHIP SMPS 16-SOIC
標(biāo)準(zhǔn)包裝: 2,500
系列: GreenChip™ III
模式: 連續(xù)導(dǎo)電(CCM)
頻率 - 開(kāi)關(guān): 125kHz
電流 - 啟動(dòng): 60µA
電源電壓: 0.65 V ~ 22 V
安裝類(lèi)型: 表面貼裝
封裝/外殼: 16-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SO
包裝: 帶卷 (TR)
TEA1751T_LT_2
?NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 02  23 December 2009
16 of 29
NXP Semiconductors
TEA1751T; TEA1751LT
GreenChip III SMPS control IC
In normal operating conditions, when the converter is regulating the output voltage, the
voltage on the FBCTRL pin is between 1.4 V and 2.0 V (typical values) from minimum to
maximum output power.
 
 
 
Fig 11.   Time-out protection circuit
Fig 12.   Time-out protection (signals), safe restart in the TEA1751
Fig 13.   Time-out protection (signals), latched in the TEA1751L
014aaa049
FBCTRL
2.5 V
4.5 V
30 糀
3 k?/DIV>
3.5 V
TIME-OUT
014aaa05
4.5 V
2.5 V
V
FBCTRL
output
voltage
intended output
voltage not
reached within
time-out time.
intended output voltage
reached within time-out
time.
restart
014aaa29
4.5 V
2.5 V
V
FBCTRL
output
voltage
intended output
voltage not
reached within
timeout time.
latched
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