參數(shù)資料
型號： EMK212BJ474MG
廠商： Texas Instruments, Inc.
英文描述： UNREGULATED 60-mA CHARGE PUMP VOLTAGE INVERTER
中文描述： 未穩(wěn)壓60 mA充電泵電壓型逆變器
文件頁數(shù)： 14/23頁
文件大?。?/td> 430K
代理商： EMK212BJ474MG
TPS60400, TPS60401, TPS60402, TPS60403
UNREGULATED 60-mA CHARGE PUMP VOLTAGE INVERTER
SLVS324
–
JULY 2001
14
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
RC-post filter
TPS60400
OUT
C1+
IN
C1
–
GND
1
2
3
5
4
C(fly)
1
μ
F
CO
1
μ
F
CP
CI
1
μ
F
VO (
–
VI)
GND
VI
GND
RP
Figure 24. TPS60400 and TPS60401 With RC-Post Filter
An output filter can easily be formed with a resistor (R
P
) and a capacitor (C
P
). Cutoff frequency is given by:
1
2 R
P
C
P
c
(1)
and ratio V
O
/V
OUT
is:
V
O
V
OUT
1
1
2
R
P
C
P
2
(2)
with R
P
= 50
, C
P
= 0.1
μ
F and f = 250 kHz:
V
O
V
OUT
0.125
The formula refers only to the relation between output and input of the ac ripple voltages of the filter.
LC-post filter
TPS60400
OUT
C1+
IN
C1
–
GND
1
2
3
5
4
C(fly)
1
μ
F
CO
1
μ
F
CP
CI
1
μ
F
VO (
–
VI)
GND
VI
GND
LP
VOUT
Figure 25. LC-Post Filter
Figure 25 shows a configuration with a LC-post filter to further reduce output ripple and noise.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
EMK212BJ474MG-T 制造商:TAIYO YUDEN 功能描述:
EMK212BJ475KDHT 功能描述:多層陶瓷電容器MLCC - SMD/SMT CAP MLCC 0805 16V X5R 4.7uF 10% TOL RoHS:否 制造商:American Technical Ceramics (ATC) 電容:10 pF 容差:1 % 電壓額定值:250 V 溫度系數(shù)/代碼:C0G (NP0) 外殼代碼 - in:0505 外殼代碼 - mm:1414 工作溫度范圍:- 55 C to + 125 C 產(chǎn)品:Low ESR MLCCs 封裝:Reel
EMK212BJ475KD-T 功能描述:多層陶瓷電容器MLCC - SMD/SMT CAP MLCC 0805 16V X5R 4.7uF 10% RoHS:否 制造商:American Technical Ceramics (ATC) 電容:10 pF 容差:1 % 電壓額定值:250 V 溫度系數(shù)/代碼:C0G (NP0) 外殼代碼 - in:0505 外殼代碼 - mm:1414 工作溫度范圍:- 55 C to + 125 C 產(chǎn)品:Low ESR MLCCs 封裝:Reel
EMK212BJ475KG-T 功能描述:多層陶瓷電容器MLCC - SMD/SMT CAP MLCC 0805 16V X5R 4.7uF 10% RoHS:否 制造商:American Technical Ceramics (ATC) 電容:10 pF 容差:1 % 電壓額定值:250 V 溫度系數(shù)/代碼:C0G (NP0) 外殼代碼 - in:0505 外殼代碼 - mm:1414 工作溫度范圍:- 55 C to + 125 C 產(chǎn)品:Low ESR MLCCs 封裝:Reel
EMK212BJ475KG-T 制造商:TAIYO YUDEN 功能描述:Ceramic Multilayer Capacitor
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