LT3758EMSE#PBF Linear Technology, LT3758EMSE#PBF Datasheet - Page 7

• Manufacturer Part Number: LT3758EMSE#PBF
• Description: IC CTRLR DC/DC ADJ 10-MSOP
• Manufacturer: Linear Technology
• Type: Step-Up (Boost), Inverting, Flyback, Sepicr

Specifications of LT3758EMSE#PBF

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Frequency - Switching: 100kHz ~ 1MHz
• Voltage - Input: 5.5 ~ 100 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP Exposed Pad, 10-HMSOP, 10-eMSOP
• Dc To Dc Converter Type: FLYBACK CONTROLLER
• Pin Count: 10
• Input Voltage: 5.5 to 100V
• Output Voltage: 1.6 to 100V
• Package Type: MSOP EP
• Mounting: Surface Mount
• Operating Temperature Classification: Automotive
• Operating Temperature (min): -40C
• Operating Temperature (max): 125C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Voltage - Output: -
• Power - Output: -
• Lead Free Status / Rohs Status: Compliant

TYPICAL PERFORMANCE CHARACTERISTICS
7.30
7.25
7.20
7.10
7.15
7.4
7.3
7.2
7.1
7.0
30
25
20
10
15
5
0
–75 –50
3
INTV
Gate Drive Rise
and Fall Time vs INTV
0
C
INTV
L
= 3300pF
FALL TIME
10
CC
CC
–25
20 30
vs Temperature
6
Line Regulation
RISE TIME
TEMPERATURE (°C)
0
INTV
40
25
V
IN
9
CC
50
50
(V)
(V)
60 70 80
CC
75
12
100
125
3758 G19
3758 G13
90
3758 G16
150
15
100
I
L1A
10V/DIV
1A/DIV
+ I
1000
V
900
800
700
600
500
400
300
200
100
OUT
L1B
45
40
35
30
25
20
15
10
5
0
0
1
0
INTV
vs Current, Temperature
INTV
Current vs V
Typical Start-Up Waveforms
SEE TYPICAL APPLICATION: 18V TO 72V INPUT,
24V OUTPUT SEPIC CONVERTER
V
T
V
IN
J
IN
= 150°C
= 6V
INTV
= 48V
CC
CC
2
CC
Dropout Voltage
Minimum Output
= 4.7V
INTV
IN
4
CC
2ms/DIV
INTV
V
LOAD (mA)
10
IN
125°C
CC
(V)
6
= 6V
150°C
8
–55°C
3758 G17
T
75°C
25°C
3758 G20
3758 G14
0°C
A
= 25°C, unless otherwise noted.
100
10
I
L1A
20V/DIV
50V/DIV
2A/DIV
+ I
V
V
7.3
7.2
7.1
6.9
6.8
OUT
L1B
90
80
70
60
50
40
30
20
10
SW
0
7
0
0
Gate Drive Rise
and Fall Time vs C
SEE TYPICAL APPLICATION: 18V TO 72V INPUT,
24V OUTPUT SEPIC CONVERTER
INTV
FBX Frequency Foldback
Waveforms During Overcurrent
INTV
V
IN
= 8V
CC
CC
5
5
= 7.2V
Load Regulation
RISE TIME
INTV
10
10
CC
50μs/DIV
C
L
LOAD (mA)
15
(nF)
L
LT3758
15
20
FALL TIME
V
20
IN
25
= 48V
3758 G18
3758 G15
3758 G21
3758fb
7
25
30