參數(shù)資料
型號(hào)： LT3495EDDB-1#PBF
廠商： LINEAR TECHNOLOGY CORP
元件分類： 穩(wěn)壓器
英文描述： 0.45 A SWITCHING REGULATOR, PDSO10
封裝： 3 X 2 MM, LEAD FREE, PLASTIC, MO-229WECD-1, DFN-10
文件頁(yè)數(shù)： 9/16頁(yè)
文件大?。?/td> 299K
代理商： LT3495EDDB-1#PBF
LT3495/LT3495B/
LT3495-1/LT3495B-1
2
3495b1b1fa
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
VCC Voltage ...............................................................16V
SW Voltage ...............................................................40V
CAP Voltage ..............................................................40V
VOUT Voltage .............................................................40V
SHDN Voltage ...........................................................10V
CTRL Voltage ............................................................10V
FB Voltage................................................................2.5V
Maximum Junction Temperature........................... 125°C
Operating Temperature Range (Note 2).. –40°C to 125°C
Storage Temperature Range................... –65°C to 150°C
(Note 1)
TOP VIEW
11
DDB PACKAGE
10-LEAD (3mm × 2mm) PLASTIC DFN
GND
VCC
CTRL
SHDN
SW
CAP
VOUT
FB
6
8
7
9
10
5
4
2
3
1
TJMAX = 125°C, θJA = 76°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LT3495EDDB#PBF
LT3495EDDB#TRPBF
LDSS
10-Lead (3mm
× 2mm) Plastic DFN
–40°C to 125°C
LT3495EDDB-1#PBF
LT3495EDDB-1#TRPBF
LDSV
10-Lead (3mm
× 2mm) Plastic DFN
–40°C to 125°C
LT3495BEDDB#PBF
LT3495BEDDB#TRPBF
LDST
10-Lead (3mm
× 2mm) Plastic DFN
–40°C to 125°C
LT3495BEDDB-1#PBF
LT3495BEDDB-1#TRPBF
LDSW
10-Lead (3mm
× 2mm) Plastic DFN
–40°C to 125°C
Consult LTC Marketing for parts specied with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Minimum Operating Voltage
2.2
2.5
V
Maximum Operating Voltage
16
V
FB Voltage
VCTRL = 3V, (Note 3)
l
1.220
1.235
1.255
V
FB Voltage Line Regulation
0.03
%/V
FB Resistor
FB Voltage = 1.235V
l
74.7
76
77
kΩ
Quiescent Current
Not Switching
60
70
μA
Quiescent Current in Shutdown
VSHDN = 0V, VCC = 3V
0
1
μA
Minimum Switch-Off Time
After Start-Up (Note 4)
During Start-Up (Note 4)
200
500
ns
Maximum Switch-Off Time
LT3495/LT3495-1, VFB = 1.5V
l
17
26
35
μs
Maximum Switch-On Time
10
μs
Switch Current Limit
LT3495/LT3495B
l
550
650
780
mA
The
l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. VCC = 3V, VSHDN = VCC, unless otherwise noted. (Note 2)
ELECTRICAL CHARACTERISTICS
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