參數(shù)資料
型號(hào): LT3684EDD#TR
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 4 A SWITCHING REGULATOR, 3300 kHz SWITCHING FREQ-MAX, PDSO10
封裝: 3 X 3 MM, PLASTIC, MO-229WEED-2, DFN-10
文件頁(yè)數(shù): 10/24頁(yè)
文件大?。?/td> 326K
代理商: LT3684EDD#TR
LT3684
18
3684f
maximum load current should be derated as the ambient
temperature approaches 125°C.
Power dissipation within the LT3684 can be estimated by
calculating the total power loss from an efciency measure-
ment and subtracting the catch diode loss and inductor
loss. The die temperature is calculated by multiplying the
LT3684 power dissipation by the thermal resistance from
junction to ambient.
Figure 9. A Well Chosen Input Network Prevents Input Voltage Overshoot and
Ensures Reliable Operation when the LT3684 is Connected to a Live Supply
APPLICATIONS INFORMATION
+
LT3684
4.7
F
VIN
20V/DIV
IIN
10A/DIV
20
s/DIV
VIN
CLOSING SWITCH
SIMULATES HOT PLUG
IIN
(9a)
(9b)
LOW
IMPEDANCE
ENERGIZED
24V SUPPLY
STRAY
INDUCTANCE
DUE TO 6 FEET
(2 METERS) OF
TWISTED PAIR
+
LT3684
4.7
F
0.1
F
0.7
VIN
20V/DIV
IIN
10A/DIV
20
s/DIV
DANGER
RINGING VIN MAY EXCEED
ABSOLUTE MAXIMUM RATING
(9c)
+
LT3684
4.7
F
22
F
35V
AI.EI.
3684 F09
VIN
20V/DIV
IIN
10A/DIV
20
s/DIV
+
Other Linear Technology Publications
Application Notes 19, 35 and 44 contain more detailed
descriptions and design information for buck regulators
and other switching regulators. The LT1376 data sheet
has a more extensive discussion of output ripple, loop
compensation and stability testing. Design Note 100
shows how to generate a bipolar output supply using a
buck regulator.
相關(guān)PDF資料
PDF描述
LT3694-1EUFD#PBF 2.6 A SWITCHING REGULATOR, 2500 kHz SWITCHING FREQ-MAX, PQCC28
LT3694-1EUFD#TRPBF 2.6 A SWITCHING REGULATOR, 2500 kHz SWITCHING FREQ-MAX, PQCC28
LT3694IUFD#TRPBF 2.6 A SWITCHING REGULATOR, 2500 kHz SWITCHING FREQ-MAX, PQCC28
LT3694IFE#PBF 2.6 A SWITCHING REGULATOR, 2500 kHz SWITCHING FREQ-MAX, PDSO20
LT3694-1IUFD#PBF 2.6 A SWITCHING REGULATOR, 2500 kHz SWITCHING FREQ-MAX, PQCC28
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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