參數(shù)資料
型號(hào): LP3906SQDJXI
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: 2 A DUAL SWITCHING CONTROLLER, 2000 kHz SWITCHING FREQ-MAX, QCC24
封裝: 5 X 4 MM, 0.80 MM HEIGHT, LLP-24
文件頁(yè)數(shù): 13/40頁(yè)
文件大?。?/td> 4197K
代理商: LP3906SQDJXI
LP3906 Default Power-Off Sequence
20197811
Symbol
Description
Min
Typ
Max
Units
t
1
Programmable Delay from EN_T deassertion to V
CC_Buck1 Off
1.5
ms
t
2
Programmable Delay from EN_T deassertion to V
CC_Buck2 Off
2
ms
t
3
Programmable Delay from EN_T deassertion to V
CC_LDO1 Off
3
ms
t
4
Programmable Delay from EN_T deassertion to V
CC_LDO2 Off
6
ms
Note: LP3906 The default Power on delays can be reprogrammed at final test to 0, .5, 1, 2, 5, or 10 ms. Default setting is the same as the on sequence.
Power-On-Reset
The LP3906 is equipped with an internal Power-On-Reset
(“POR”) circuit that will reset the logic when VDD < V
POR. This
guarantees that the logic is properly initialized when VDD ris-
es above the minimum operating voltage of the Logic and the
internal oscillator that clocks the Sequential Logic in the Con-
trol section.
www.national.com
20
LP3906
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LP3906SQ-DJXI 制造商:Texas Instruments 功能描述:Power Management Unit 24-Pin LLP EP T/R
LP3906SQ-DJXI/NOPB 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel
LP3906SQE-PPXP/NOPB 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel
LP3906SQE-VPFP/NOPB 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel
LP3906SQ-FXPI/NOPB 功能描述:其他電源管理 RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel