参数资料
型号: LTC6992IDCB-4#TRPBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: 0.02 A SWITCHING CONTROLLER, PDSO6
封装: 2 X 3 MM, LEAD FREE, PLASTIC, MO-229, DFN-6
文件页数: 16/34页
文件大小: 2577K
代理商: LTC6992IDCB-4#TRPBF
LTC6992-1/LTC6992-2/
LTC6992-3/LTC6992-4
23
69921234fb
TYPICAL APPLICATIONS
Figure 14. Supply Bypassing and PCB Layout
Constant On-Time Modulator
6992 TA02
LTC6992-1
MOD
GND
SET
OUT
V+
DIV
RM2
9.31k
RM1
1.05k
RSET
44.2k
RIN*
11.8k
VCTRL
VMOD
VSET
VIN
0V TO 2V
R1
182k
DIVCODE = 2
(÷16, POL = 1)
C1
0.1μF
OUT
R2
976k
VCC
*OPTIONAL RESISTOR ADJUSTS FOR DESIRED VIN RANGE.
AS VIN INCREASES, tOUT INCREASES AND DUTY CYCLE
DECREASES (BECAUSE POL = 1) TO MAINTAIN A CONSTANT tON.
FOR CONSTANT OFF-TIME, JUST CHANGE DIVCODE SO POL = 0.
IF
RM2
RM1+RM2
0.9 THEN t
ON = NDIV 1.125μs
R
SET
50k
APPLICATIONS INFORMATION
6992 F14
LTC6992
MOD
GND
SET
OUT
V+
DIV
C1
0.1μF
R1
R2
RSET
V+
MOD
GND
SET
OUT
V+
DIV
V+
DIV
SET
OUT
GND
MOD
R1
R2
C1
RSET
V+
C1
R1
R2
V+
RSET
TSOT-23 PACKAGE
DFN PACKAGE
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相关代理商/技术参数
参数描述
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