LT1300 Linear Technology, LT1300 Datasheet - Page 2

• Manufacturer Part Number: LT1300
• Description: Micropower High Efficiency 3.3/5V Step-Up DC/DC Converter
• Manufacturer: Linear Technology

ABSOLUTE
LT1300
2
V
SW1 Voltage ............................................................ 20V
Sense Voltage .......................................................... 10V
SHUTDOWN Voltage................................................ 10V
SELECT Voltage ....................................................... 10V
I
Maximum Power Dissipation ............................. 500mW
Operating Temperature Range ..................... 0 C to 70 C
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER
I
V
V
DC
t
V
V
V
V
V
I
I
The
temperature range.
Q
ON
SHDN
SEL
LIM
IN
OUT
CESAT
SHDNH
SHDNL
SELH
SELL
IN
Voltage .............................................................. 10V
Voltage ............................................................ 0.5V
denotes specifications which apply over the 0 C to 70 C
Quiescent Current
Input Voltage Range
Output Sense Voltage
Output Referred
Comparator Hysteresis
Oscillator Frequency
Oscillator TC
Maximum Duty Cycle
Switch On Time
Output Line Regulation
Switch Saturation Voltage
Switch Leakage Current
Peak Switch Current
(Internal Trip Point)
Shutdown Pin High
Shutdown Pin Low
Select Pin High
Select Pin Low
Shutdown Pin Bias Current
Select Pin Bias Current
W
MAXIMUM
W W
CONDITIONS
V
V
V
V
V
V
Current Limit not Asserted. See Test Circuit.
Current Limit not Asserted.
1.8V < V
I
V
I
I
V
V
V
0V < V
SW
LIM
LIM
SHDN
SHDN
SEL
SEL
SEL
SEL
SW
SHDN
SHDN
SHDN
RATINGS
= 700mA
Grounded
Floating (See Typical Application)
= 5V, Switch Off
= 5V
= 0V
= 5V (Note 1)
= 0V (Note 1)
SEL
= 0.5V, V
= 1.8V
= 5V
= 2V
= 0V
IN
< 5V
< 6V
U
SEL
= 5V, V
T
A
= 25 C, V
SENSE
= 5.5V
PACKAGE/ORDER
Note 1: Hysteresis specified is DC. Output ripple may be higher if
output capacitance is insufficient or capacitor ESR is excessive. See
applications section.
Consult factory for Industrial grade parts.
IN
8-LEAD PLASTIC DIP
= 2V unless otherwise noted.
SENSE
SHDN
N8 PACKAGE
GND
SEL
T
JMAX
1
2
3
4
= 100 C,
TOP VIEW
8-LEAD PLASTIC SOIC
JA
= 150 C/ W
S8 PACKAGE
8
7
6
5
PGND
SW
V
I
LIM
IN
MIN
4.80
3.15
0.75
120
1.8
2.0
1.8
1.5
75
INFORMATION
U
S8 PART MARKING
0.06
TYP
120
155
130
5.0
3.3
0.2
5.6
0.1
1.0
0.4
0.1
22
14
86
7
9
3
1
ORDER PART
LT1300CN8
LT1300CS8
NUMBER
W
MAX
5.20
3.45
0.15
1.25
200
185
200
1300
0.5
0.8
15
50
35
95
10
20
1
3
UNITS
U
%/ C
%/V
kHz
mV
mV
mV
%
A
A
V
V
V
V
A
A
A
V
V
V
V
A
A
A
A
s