LTC3862-1 LINER [Linear Technology], LTC3862-1 Datasheet - Page 37
![no-image](/images/no-image-200.jpg)
LTC3862-1
Manufacturer Part Number
LTC3862-1
Description
Multi-Phase Current Mode Step-Up DC/DC Controller
Manufacturer
LINER [Linear Technology]
Datasheet
1.LTC3862-1.pdf
(40 pages)
- Current page: 37 of 40
- Download datasheet (739Kb)
TYPICAL APPLICATION
50V/DIV
5V/DIV
2A/DIV
2A/DIV
V
L1, L2: CHAMPS TECHNOLOGIES HRPQA2050-57
PULSE ENGINEERING PA2050-583
RUN
OUT
44pF
I
I
L1
L2
2200pF
V
V
I
LOAD
68.1k
43.5k
IN
OUT
V
= 24V
OUT
= 107V
= 400mA
0.1μF
6.65k
576k
Start-Up
A 24V Input, 107V/1.5A Output 2-Phase Boost Converter Application Circuit
2ms/DIV
D
SLOPE
BLANK
PHASEMODE
FREQ
SS
ITH
FB
SGND
CLKOUT
SYNC
PLLFLTR
MAX
LTC3862-1
SENSE1
SENSE1
SENSE2
SENSE2
INTV
GATE1
GATE2
PGND
RUN
3V8
V
100
CC
96
92
88
84
80
76
IN
38621 TA03b
+
–
–
+
100
V
V
IN
OUT
= 24V
EFFICIENCY
24.9k
4.7μF
1nF
= 107V
1μF
10nF
10nF
LOAD CURRENT (mA)
150k
Effi ciency
8.5V TO 36V
1000
V
POWER LOSS
IN
AC COUPLED
22μF 25V
10Ω
2A/DIV
2A/DIV
2A/DIV
1V/DIV
10Ω
V
I
38621 TA03d
58μH
OUT
OUT
58μH
22μF 25V
22μF 25V
I
I
L2
L1
L1
L2
10000
V
V
I
LOAD
IN
OUT
100000
10000
1000
= 24V
= 107V
= 500mA TO 1.5A
Q1
Si7430DP
0.010Ω
1W
0.010Ω
1W
Q2
Si743ODP
PDS4150
D2
PDS4150
100μF
150V
D1
Load Step
500μs/DIV
+
8× 1μF 250V
3862 TA03a
LTC3862-1
V
107V
1.5A (MAX)
OUT
38621 TA03c
37
38621f
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