LTC3862IFE-1#TRPBF Linear Technology, LTC3862IFE-1#TRPBF Datasheet - Page 37

• Manufacturer Part Number: LTC3862IFE-1#TRPBF
• Description: IC CTRLR DC/DC STPUP 24-TSSOP
• Manufacturer: Linear Technology
• Type: Step-Up (Boost)r

Specifications of LTC3862IFE-1#TRPBF

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.22 ~ 200 V
• Current - Output: 50mA
• Frequency - Switching: 300kHz
• Voltage - Input: 4 ~ 36 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP Exposed Pad, 24-eTSSOP, 24-HTSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

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