參數(shù)資料
型號(hào): L6995STR
廠商: STMICROELECTRONICS
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, PDSO20
封裝: MO-153-AC, TSSOP-20
文件頁數(shù): 14/26頁
文件大?。?/td> 427K
代理商: L6995STR
21/26
L6995S
POWER SECTION
Notes: 1. N.M.=Not Mounted
2. The demoboard with this component list is set to give: VOUT = 1.8V, FSW = 250kHz with an input voltage around VIN = 20V and
with the integrator feature.
3. The diode efficiency impact is very low; it is not a necessary component.
4. All capacitors are intended ceramic type otherwise specified.
6.11.1Efficiency
Vin = 20V Vout = 1.8V Fsw = 270kHz
Figure 21. Efficiency vs output current
Part name
Value
Dimension
Notes
C10
100nF
0603
C11
100nF
0603
DIODE
D1
BAR18
INPUT CAPACITORS
C7, C13
10
F
C34Y5U1E106ZTE12 TOKIN
OUTPUT CAPACITORS
C14, C15
330
F
EEFUE0D331R
PANASONIC
INDUCTOR
L1
2.7
H
DO3316P-272HC
COILCRAFT
2.2
H
ETQP6H2R2GF
PANASONIC
3.3
HDQ7545
COEV
POWER MOS
Q1,Q2
STS8DNF3LL
STMicroelectronics
Dual MOSFETS in single package
DIODE
D2
STPS3L40U
STMicroelectronics
3
30
40
50
60
70
80
90
0,0
0,5
1 ,0
1,5
2,0
2,5
3,0
3,5
4,0
4,5
5,0
5 ,5
6, 0
Cu r r e n t [A]
Ef f [ %]
V in=20V V ou t=1.8V Fs w =270K hz PW M
V in=2 0V V out=1 .8V Fs w =2 70Khz PFM
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L6996 功能描述:DC/DC 開關(guān)控制器 Step-Down Contrllr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
L6996-1 制造商:Johanson 功能描述:TUNING ROTOR
L6996-13 制造商:Johanson Manufacturing 功能描述:TUNING ELEMENT
L6996-16 制造商:Johanson Manufacturing 功能描述:TUNING ELEMENT
L6996-17 制造商:Johanson Manufacturing 功能描述:TUNING ELEMENT