LT1304CS8#PBF Linear Technology, LT1304CS8#PBF Datasheet - Page 2

• Manufacturer Part Number: LT1304CS8#PBF
• Description: IC DC/DC CONV STEP-UP ADJ 8-SOIC
• Manufacturer: Linear Technology
• Type: Step-Up (Boost)r

Specifications of LT1304CS8#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: Adj to 25V
• Current - Output: 200mA
• Frequency - Switching: 300kHz
• Voltage - Input: 1.5 ~ 8 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Power - Output: 500mW
• Dc To Dc Converter Type: Step Up
• Pin Count: 8
• Input Voltage: 8V
• Output Voltage: 25V
• Switching Freq: 300kHz
• Output Current: 1.2A
• Package Type: SOIC N
• Output Type: Adjustable
• Switching Regulator: Yes
• Line Regulation: 0.15%/V
• Mounting: Surface Mount
• Input Voltage (min): 1.5V
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ABSOLUTE
LT1304/LT1304-3.3/LT1304-5
V
SW Voltage ............................................... – 0.4V to 25V
FB Voltage (LT1304) ...................................... V
Sense Voltage (LT1304-3.3/LT1304-5) ..................... 8V
I
SHDN Voltage ............................................................ 6V
LBI Voltage ............................................................... V
LBO Voltage ............................................................... 8V
Maximum Power Dissipation ............................. 500mW
Junction Temperature.......................................... 125 C
Operating Temperature Range ..................... 0 C to 70 C
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
ELECTRICAL C
PARAMETER
Minimum Operating Voltage
Operating Voltage Range
Quiescent Current
Quiescent Current in Shutdown
Comparator Trip Point
FB Pin Bias Current
Sense Pin Leakage in Shutdown
Output Sense Voltage
Line Regulation
LBI Input Threshold
LBI Bias Current
LBI Input Hysteresis
LBO Output Voltage Low
LBO Output Leakage Current
SHDN Input Voltage High
SHDN Input Voltage Low
SHDN Pin Bias Current
Switch OFF Time
Switch ON Time
Maximum Duty Cycle
Peak Switch Current
2
LIM
IN
Voltage ................................................................ 8V
Voltage .............................................................. 5V
W
MAXIMUM
HARA TERISTICS
W W
C
RATINGS
CONDITIONS
V
V
V
LT1304
LT1304
V
LT1304-3.3
LT1304-5
1.8V V
Falling Edge
I
LBI = 1.5V, LBO = 5V
V
V
Current Limit Not Asserted
Current Limit Not Asserted
I
20k from I
SINK
LIM
SHDN
SHDN
SHDN
SHDN
SHDN
SHDN
Pin Open, V
= 500 A
= 2V, Not Switching
= 0V, V
= 0V, V
= 0V, Fixed Output Versions
= 5V
= 0V
U
IN
LIM
IN
8V
IN
IN
to GND
+ 0.3V
IN
= 2V
= 5V
V
IN
= 5V
= 2V, V
IN
SHDN
PACKAGE/ORDER
Consult factory for Industrial and Military grade parts.
= 2V unless otherwise noted.
LBO
SW
LBI
V
IN
T
*FIXED OUTPUT VERSION
JMAX
1
2
3
4
8-LEAD PLASTIC SO
= 125 C,
S8 PACKAGE
TOP VIEW
JA
= 150 C/W
8
7
6
5
FB (SENSE)*
SHDN
I
GND
LIM
1.22
3.17
4.80
1.10
MIN
1.4
0.8
– 5
76
1
4
INFORMATION
U
0.002
1.24
5.05
0.04
1.17
0.01
TYP
S8 PART MARKING
120
500
1.5
0.2
3.3
– 2
1.5
27
10
35
80
7
6
5
6
1
LT1304CS8
LT1304CS8-3.3
LT1304CS8-5
ORDER PART
NUMBER
W
1304
13043
13045
MAX
1.65
1.26
3.43
5.25
0.15
1.25
200
0.4
0.1
0.4
1.2
15
50
25
20
65
88
8
1
8
2
8
UNITS
U
%/V
mV
mA
nA
nA
%
V
V
A
A
A
V
A
V
V
V
V
A
V
V
A
A
A
s
s