ltc3526lb-2 Linear Technology Corporation, ltc3526lb-2 Datasheet - Page 2

• Manufacturer Part Number: ltc3526lb-2
• Description: Ltc3526l-2/ltc3526lb-2 - 550ma 2mhz Synchronous Step-up Dc/dc Converters In 2mm ? 2mm Dfn
• Manufacturer: Linear Technology Corporation

absoluTe MaxiMuM raTings
LTC3526L-2/LTC3526LB-2
(Note 1)
V
SW Voltage
SHDN, FB Voltage ........................................ –0.3V to 6V
V
Operating Temperature Range
(Notes 2, 5) ..............................................–40°C to 85°C
Storage Temperature Range .................. –65°C to 150°C
orDer inForMaTion
LEAD FREE FINISH
LTC3526LEDC-2#PBF
LTC3526LBEDC-2#PBF
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:
For more information on tape and reel specifications, go to:
temperature range of –40°C to 85°C, otherwise specifications are at T
elecTrical characTerisTics
PARAMETER
Minimum Start-Up Input Voltage
Input Voltage Range
Output Voltage Adjust Range
Feedback Pin Voltage
Feedback Pin Input Current
Quiescent Current—Shutdown
Quiescent Current—Active
Quiescent Current—Burst
N-Channel MOSFET Switch Leakage Current
P-Channel MOSFET Switch Leakage Current
N-Channel MOSFET Switch On Resistance
P-Channel MOSFET Switch On Resistance
N-Channel MOSFET Current Limit
Current Limit Delay to Output
Maximum Duty Cycle
Minimum Duty Cycle
Switching Frequency
SHDN Pin Input High Voltage
SHDN Pin Input Low Voltage

OUT
IN
DC ............................................................ –0.3V to 6V
Pulsed <100ns ......................................... –0.3V to 7V
Voltage ................................................... –0.3V to 6V
............................................................. –0.3V to 6V
TAPE AND REEL
LTC3526LEDC-2#TRPBF
LTC3526LBEDC-2#TRPBF LFFD
CONDITIONS
I
After Start-Up. (Minimum Voltage is Load Dependent)
V
V
Measured on V
Measured on V
V
V
V
V
(Note 3)
V
V
LOAD
FB
SHDN
SW
SW
OUT
OUT
FB
FB
= 1.30V
= 1.15V, V
= 1.3V
= 5V
= 5V, V
= 3.3V
= 3.3V
http://www.linear.com/leadfree/
= 1mA
= 0V, Not Including Switch Leakage, V
PART MARKING
LFFC
http://www.linear.com/tapeandreel/
OUT
OUT
OUT
OUT
= 0V
, Nonswitching
, FB > 1.230V (LTC3526L-2 Only)
= 5V
The
l
denotes the specifications which apply over the specified operating
pin conFiguraTion
A
= 25°C. V
PACKAGE DESCRIPTION
6-Lead (2mm × 2mm) Plastic DFN
6-Lead (2mm × 2mm) Plastic DFN
EXPOSED PAD (PIN 7) IS GND, MUST BE SOLDERED TO PC BOARD
IN
OUT
= 1.2V, V
= 0V
T
6-LEAD (2mm 2mm) PLASTIC DFN
JMAX
GND
SW
V
OUT
IN
= 125°C, θ
l
l
l
l
l
l
l
1
2
3
= 3.3V unless otherwise noted.
DC PACKAGE
TOP VIEW
JA
1.165
MIN
550
0.5
1.5
1.8
0.8
87
7
= 102°C/W (NOTE 6)
6
5
4
1.195
0.68
0.01
TYP
250
750
V
FB
SHDN
0.1
0.1
0.4
0.6
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
60
90
OUT
1
9
2
1.225
MAX
5.25
500
0.8
2.4
0.3
50
18
10
5
1
5
0
3526lb2fa
UNITS
MHz
mA
nA
µA
µA
µA
µA
µA
ns
%
%
Ω
Ω
V
V
V
V
V
V