LT3757 LINER [Linear Technology], LT3757 Datasheet - Page 6

no-image

LT3757

Manufacturer Part Number
LT3757
Description
Boost, Flyback, SEPIC and Inverting Controller
Manufacturer
LINER [Linear Technology]
Datasheet

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LT3757AEDD
Manufacturer:
LT
Quantity:
10 000
Part Number:
LT3757AEDD#TRPBF
0
Part Number:
LT3757AEMSE
Manufacturer:
LT
Quantity:
10 000
Part Number:
LT3757AEMSE#PBF
Manufacturer:
LT
Quantity:
540
Part Number:
LT3757AEMSE#PBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Part Number:
LT3757AEMSE#TRPBF
Manufacturer:
LT
Quantity:
3 900
Part Number:
LT3757AEMSE#TRPBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Part Number:
LT3757AHMSE
Manufacturer:
LT
Quantity:
10 000
Part Number:
LT3757AIMSE#PBF
Manufacturer:
AD
Quantity:
200
Part Number:
LT3757AIMSE#PBF
Manufacturer:
AD
Quantity:
100
Part Number:
LT3757AIMSE#PBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Part Number:
LT3757AIMSE#TRPBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Part Number:
LT3757EDD
Manufacturer:
LINEAR
Quantity:
20 000
LT3757
Typical perForMance characTerisTics

7.30
7.25
7.20
7.15
7.10
7.4
7.3
7.2
7.1
7.0
30
25
20
10
15
0
5
–75 –50
0
3
INTV
INTV
Gate Drive Rise
and Fall Time vs INTV
C
L
= 3300pF
FALL TIME
5
CC
CC
–25
vs Temperature
Line Regulation
10
6
TEMPERATURE (°C)
RISE TIME
0
15
INTV
25
V
IN
20
9
CC
(V)
50
(V)
25
75
CC
30
12
100
125
35
3757 G16
3757 G13
3757 G19
150
40
15
I
L1A
5V/DIV
5A/DIV
+ I
V
600
200
100
700
500
400
300
OUT
L1B
70
60
40
10
90
80
50
30
20
0
0
0
0
INTV
vs V
INTV
vs Current, Temperature
Typical Start-Up Waveforms
V
T
V
IN
J
IN
= 150°C
= 6V
= 12V
5
IN
CC
CC
Minimum Output Current
10
Dropout Voltage
INTV
5
INTV
INTV
PAGE 31 CIRCUIT
CC
15
CC
= 6V
CC
2ms/DIV
V
IN
= 4.5V
LOAD (mA)
125°C
20
10
(V)
25
15
30
150°C
–55°C
35
25°C
T
3757 G17
75°C
3757 G14
3757 G20
0°C
A
= 25°C, unless otherwise noted.
40
20
I
L1A
10V/DIV
20V/DIV
5A/DIV
+ I
V
V
OUT
7.3
7.2
7.1
6.9
6.8
L1B
SW
90
80
70
60
50
40
30
20
10
0
7
0
0
INTV
FBX Frequency Foldback
Waveforms During Overcurrent
Gate Drive Rise
and Fall Time vs C
INTV
V
IN
= 8V
10
CC
CC
5
= 7.2V
Load Regulation
20
INTV
RISE TIME
PAGE 31 CIRCUIT
10
CC
50µs/DIV
30
C
L
LOAD (mA)
15
(nF)
L
40
20
50
FALL TIME
V
IN
25
60
= 12V
3757 G15
3757 G18
3757 G21
3757fb
70
30

Related parts for LT3757