LT1339ISW#PBF Linear Technology, LT1339ISW#PBF Datasheet - Page 6

• Manufacturer Part Number: LT1339ISW#PBF
• Description: IC DC/DC CONTROLLER HIPWR 20SOIC
• Manufacturer: Linear Technology
• Type: Step-Up (Boost)r

Specifications of LT1339ISW#PBF

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Current - Output: 65mA
• Frequency - Switching: 150kHz
• Voltage - Input: Up to 60V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Primary Input Voltage: 60V
• No. Of Outputs: 1
• Output Voltage: 54V
• Output Current: 65mA
• No. Of Pins: 20
• Operating Temperature Range: -40°C To +85°C
• Msl: MSL 1 - Unlimited
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Power - Output: -

LT1339
TYPICAL PERFORMANCE CHARACTERISTICS
6
10.00
9.75
9.50
9.25
9.00
8.75
8.50
8.25
8.00
–50
UVLO Thresholds vs Temperature
–25
0
TEMPERATURE ( C)
800
700
600
500
400
300
200
100
100
25
90
80
70
60
50
40
30
20
10
0
0
0
1
Maximum Duty Cycle vs R
RUN/SHDN Input Current
vs Pin Voltage
FALLING
RISING
I
DISCHG
50
FULL OPERATING
TEMPERATURE
RANGE
2
RUN/SHDN INPUT VOLTAGE (V)
0.5
75
= 2.75mA
W
I
DISCHG
UPPER
LIMIT
4
100
1.0
1339 G18
6
= 2.1mA
R
U
CT
(1.25)
125
10
(k )
FULL OPERATING
TEMPERATURE
RANGE
1.5
TYPICAL
20
LOWER
LIMIT
1200
1100
1000
900
800
700
600
500
400
CT
2.0
40 60 100
–50
Sense Amplifier Input Bias
Current (Source) vs Temperature
1339 G21
1339 G22
V
CMSENSE
–25
2.5
0
= 0V
TEMPERATURE ( C)
25
50
75
1.01
1.00
0.99
0.98
600
450
300
150
0
–50
0
Operating Frequency (Normalized)
vs Temperature
RUN/SHDN Input Current
vs Pin Voltage
100
FULL OPERATING
TEMPERATURE
RANGE
1339 G19
–25
RUN/SHDN SUPPLY VOLTAGE (V)
125
2
0
TEMPERATURE ( C)
4
TYPICAL
25
60
55
50
45
40
35
30
6
–50
50
Sense Amplifier Input Bias
Current (Sink) vs Temperature
UPPER
LIMIT
–25
8
75
LOWER
LIMIT
10
100
0
TEMPERATURE ( C)
1339 G24
1339 G23
25
125
12
50
V
CMSENSE
75
sn1339 1339fas
100
= 10V
1339 G20
125