OMO ElectronicOMO Electronic
Expand menu
Hello, Sign inMy Account
0 Cart

LTC3872IDDB-1#TRMPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20
LTC3872-1
16
38721f
For more information www.linear.com/LTC3872-1
High Efficiency 3.3V Input, 12V Output Boost Converter
Typical applicaTions
I
LOAD
1A/DIV
STEP FROM
500mA TO 1.5A
I
L
5A/DIV
V
OUT
12V
AC-COUPLED
100µs/DIV
38721 F10
I
TH
IPRG
GND
V
FB
V
IN
SW
NGATE
LTC3872-1
M1
38721 F09
RUN/SS
23.2k
4.7M
11.8k
1%
107k
1%
C
OUT1
: TAIYO YUDEN TMK325B7226MM
L1: COILTRONICS DR125-2R2
M1: VISHAY Si4114DY
0.1µF
C
IN
10µF
C
OUT1
22µF
×2
2.2nF
100pF
C
OUT2
120µF
L1
2.2µH
V
IN
3.3V
V
OUT
12V
1.5A
+
PDS1040
LTC3872-1
17
38721f
For more information www.linear.com/LTC3872-1
High Efficiency 5V Input, 12V Output Boost Converter
High Efficiency 5V Input, 24V Output Boost Converter
Typical applicaTions
I
LOAD
500mA/DIV
STEP FROM
100mA TO 600mA
I
L
5A/DIV
500mV/DIV
AC-COUPLED
V
OUT
500µs/DIV
38721 TA03b
LOAD (mA)
1
0
EFFICIENCY (%)
20
30
40
50
60
70
10
100
38721 TA04b
80
90
100
10
1000
I
LOAD
500mA/DIV
STEP FROM
100mA TO 600mA
I
L
5A/DIV
500mV/DIV
AC-COUPLED
V
OUT
500µs/DIV
38721 TA04c
Efficiency Load Step
I
TH
IPRG
GND
V
FB
V
IN
SW
NGATE
LTC3872-1
UPS840
38721 TA04a
RUN/SS
52.3k
4.7M
12.1k
1%
232k
1%
C
OUT1
: TAIYO YUDEN UMK325BJ106MM-T
L1: WURTH WE-HCF 8.2µH 7443550820
M1: VISHAY Si4174DY
C
IN
10µF
C
OUT1
10µF
×2
1nF
0.068µF
C
OUT2
68µF
L1
8.2µH
M1
V
IN
5V
V
OUT
24V
1A
100pF
+
I
TH
IPRG
GND
V
FB
V
IN
SW
NGATE
LTC3872-1
SBM835L
38721 TA03a
RUN/SS
11k
4.7M
11.8k
1%
107k
1%
C
OUT1
: TAIYO YUDEN TMK325B7226MM
L1: TOKO D124C 892NAS-3R3M
M1: IRF3717
C
IN
10µF
C
OUT1
22µF
×2
2.2nF
100pF
1nF
C
OUT2
68µF
L1
3.3µH
M1
V
IN
5V
V
OUT
12V
2A
+
LTC3872-1
18
38721f
For more information www.linear.com/LTC3872-1
High Efficiency 5V Input, 48V Output Boost Converter
RUN/SS
5V/DIV
V
OUT
20V/DIV
I
L
5A/DIV
40ms/DIV
38721 TA05b
V
OUT
500mV/DIV
AC-COUPLED
I
L
2A/DIV
I
LOAD
200mA/DIV
500µs/DIV
38721 TA05c
Soft-Start Load Step
Typical applicaTions
LOAD (mA)
1
60
EFFICIENCY (%)
80
100
10 100
1000
38721 TA05d
40
50
70
90
30
20
Efficiency
I
TH
IPRG
GND
V
FB
V
IN
SW
NGATE
LTC3872-1
D1M1
38721 TA05a
RUN/SS
63.4k
1%
1M
12.1k
1%
475k
1%
C
IN
10µF
C
OUT1
2.2µF
×3
2.2nF
0.33µF
C
OUT2
68µF
L1
10µH
V
IN
5V
V
OUT
48V
0.5A
C
OUT1
: NIPPON CHEMI-CON KTS101B225M43N
D1: DIODES INC. PDS760
L1: SUMIDA CDEP147NP-100
M1: VISHAY Si7850DP
V
IN
+
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20

LTC3872IDDB-1#TRMPBF

Mfr. #:
Buy LTC3872IDDB-1#TRMPBF
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators No RSENSE C Mode Boost DC/DC Cntr
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

Products related to this Datasheet