LT1618EMS Linear Technology, LT1618EMS Datasheet - Page 9

IC DC/DC CONV STEP-UP 10-MSOP

LT1618EMS

Manufacturer Part Number
LT1618EMS
Description
IC DC/DC CONV STEP-UP 10-MSOP
Manufacturer
Linear Technology
Type
Step-Up (Boost)r
Datasheet

Specifications of LT1618EMS

Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
1.26 ~ 36 V
Current - Output
1.5A
Frequency - Switching
1.4MHz
Voltage - Input
1.6 ~ 18 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
10-MSOP, Micro10™, 10-uMAX, 10-uSOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Power - Output
-

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TYPICAL APPLICATIO S
12V
4.7µF
V
IN
C1
C1: TAIYO YUDEN EMK316BJ475
C2: TAIYO YUDEN TMK316BJ105
C3, C4: TAIYO YUDEN TMK325BJ335
D1: ON SEMICONDUCTOR MBRM140
L1, L2: SUMIDA CR54-330
L3: SUMIDA CR43-2R2
0.068Ω
8
9
3
4.5W Direct Broadcast Satellite (DBS) Power Supply with Short-Circuit Protection
ISP
V
SHDN
I
ADJ
ISN
IN
4
2
LT1618
33µH
GND
L1
5
SW
U
V
FB
C
7
10
R
2k
C
C
33nF
1
1µF
C2
C
(408) 573-4150
(408) 573-4150
(408) 573-4150
(800) 282-9855
(847) 956-0666
(847) 956-0666
80
75
70
65
60
L2
33µH
D1
0
RHCP
0V
ADD 5V
50
LHCP
3.3V
LOAD CURRENT (mA)
100
Efficiency
150
R5
24.9k
200
R1
100k
R2
10k
250
1618 TA02b
300
C3
3.3µF
2.2µH
L3
MMBT3904
C4
3.3µF
Q1
R3
10k
R4
1k
Q1
FMMT717
ZETEX
22kHz
NETWORK
TUNING
D2
MURS110
LT1618
13.5V/18.5V
1618 TA02a
sn1618 1618fas
9

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