LT3495BEDDB(RevA) Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LT3495BEDDB
(Rev.:RevA)
(Rev.:RevA)
Linear Technology
LT3495BEDDB Datasheet PDF : 16 Pages
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LT3495/LT3495B/
LT3495-1/LT3495B-1
ABSOLUTE MAXIMUM RATINGS
(Note 1)
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
PIN CONFIGURATION
TOP VIEW
GND 1
GND 2
VCC 3
CTRL 4
SHDN 5
10 SW
9 CAP
11 8 CAP
7 VOUT
6 FB
DDB PACKAGE
10-LEAD (3mm × 2mm) PLASTIC DFN
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
LT3495EDDB#PBF
LT3495EDDB#TRPBF
LDSS
10-Lead (3mm × 2mm) Plastic DFN
LT3495EDDB-1#PBF
LT3495EDDB-1#TRPBF LDSV
10-Lead (3mm × 2mm) Plastic DFN
LT3495BEDDB#PBF
LT3495BEDDB#TRPBF LDST
10-Lead (3mm × 2mm) Plastic DFN
LT3495BEDDB-1#PBF
LT3495BEDDB-1#TRPBF LDSW
10-Lead (3mm × 2mm) Plastic DFN
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 3V, VSHDN = VCC, unless otherwise noted. (Note 2)
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Minimum Operating Voltage
2.2
2.5
V
Maximum Operating Voltage
16
V
FB Voltage
FB Voltage Line Regulation
VCTRL = 3V, (Note 3)
l 1.220 1.235 1.255
V
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
Minimum Switch-Off Time
VSHDN = 0V, VCC = 3V
After Start-Up (Note 4)
During Start-Up (Note 4)
0
1
µA
200
ns
500
ns
Maximum Switch-Off Time
Maximum Switch-On Time
LT3495/LT3495-1, VFB = 1.5V
l 17
26
35
µs
10
µs
Switch Current Limit
LT3495/LT3495B
l 550
650
780
mA
2
3495b1b1fa
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