參數(shù)資料
型號(hào): EL7584IR-T7
廠商: INTERSIL CORP
元件分類: 穩(wěn)壓器
英文描述: 4-Channel DC:DC Converter
中文描述: 1.75 A SWITCHING REGULATOR, 1200 kHz SWITCHING FREQ-MAX, PDSO24
封裝: MO-153, TSSOP-24
文件頁(yè)數(shù): 12/16頁(yè)
文件大?。?/td> 860K
代理商: EL7584IR-T7
12
FN7317.2
February 4, 2005
Two-Stage Positive Charge Pump Circuit
-
+
+
-
V
SSP
DRNP
FBP
1.265V
V
DDP
C
CPP
C
OUT1
V
BOOST
(5V-17V)
V
LX
C
OUT1
R
12
R
11
C
CPP
V
ON
R
ONP
R
ONN
The maximum V
ON
output voltage for N+1 stage charge pump is:
V
ON
max
(
)
2
V
DDP
- I
OUT
2
R
ONN
(
R
ONP
)
- 2
V
DIODE
- I
OUT
S
I
OUT
CPP
-----------------------------------------------
×
-------------------------------------------
×
×
+
×
×
×
- I
OUT
0.5
F
S
C
OUT1
×
-----------------------------------------------
×
N
V
LX
max
(
)
- N
2
V
DIODE
I
OUT
0.5
F
S
C
CPP
×
×
-------------------------------------------
×
+
×
×
×
0.5
F
S
C
OUT1
×
+
+
R
11
and R
12
set the V
ON
output voltage:
V
ON
V
FBP
R
--------------------------
R
+
11
×
=
where V
FBP
is 1.310V.
Negative Charge Pump Design Considerations
The criteria for the negative charge pump is similar to the
positive charge pump. For a single stage charge pump, the
maximum V
OFF
output voltage is:
V
OFF
max
(
)
I
OUT
2
R
ONN
(
R
ONP
)
2
V
DIODE
- I
OUT
S
CPN
--------------------------------------------
×
×
+
+
×
×
- I
OUT
S
OUT2
-----------------------------------------------
×
- V
DDN
Similar to positive charge pump, if additional stage is
required, the LX switching signal is recommended to drive
the additional charge pump diodes. The figure on the next
page shows a two stage negative charge pump circuit.
EL7584
相關(guān)PDF資料
PDF描述
EL7584 4-Channel DC:DC Converter
EL7584IR 4-Channel DC:DC Converter
EL7584IRZ 4-Channel DC:DC Converter
EL7584IRZ-T13 4-Channel DC:DC Converter
EL7584IRZ-T7 4-Channel DC:DC Converter
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
EL7584IRZ 功能描述:IC DC-DC CONVERTER 4CH 24-TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,000 系列:- 應(yīng)用:電源,ICERA E400,E450 輸入電壓:4.1 V ~ 5.5 V 輸出數(shù):10 輸出電壓:可編程 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:42-WFBGA,WLCSP 供應(yīng)商設(shè)備封裝:42-WLP 包裝:帶卷 (TR)
EL7584IRZ-T13 功能描述:IC CONV DC/DC 4-CHAN 24-TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,000 系列:- 應(yīng)用:電源,ICERA E400,E450 輸入電壓:4.1 V ~ 5.5 V 輸出數(shù):10 輸出電壓:可編程 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:42-WFBGA,WLCSP 供應(yīng)商設(shè)備封裝:42-WLP 包裝:帶卷 (TR)
EL7584IRZ-T7 功能描述:IC CONV DC/DC 4-CHAN 24-TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,000 系列:- 應(yīng)用:電源,ICERA E400,E450 輸入電壓:4.1 V ~ 5.5 V 輸出數(shù):10 輸出電壓:可編程 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:42-WFBGA,WLCSP 供應(yīng)商設(shè)備封裝:42-WLP 包裝:帶卷 (TR)
EL7585 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:TFT-LCD Power Supply
EL7585_06 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:TFT-LCD Power Supply