Table of Contents
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LTM8005
TYPICAL APPLICATION
V
IN
6V TO 27V
PWM
L: COILCRAFT XAL8080-103ME
C
, C
: MURATA GRM31CR71H475KA12
IN
OUT
PIN NOT USED IN THIS CIRCUIT: IVINCOMP
DESIGN RESOURCES
SUBJECT
µModule Design and Manufacturing Resources
µModule Regulator Products Search
Digital Power System Management
RELATED PARTS
PART NUMBER
DESCRIPTION
LT3795
110V, LED Driver Controller IC
LTM8040
Step-Down µModule LED Driver
LTM8042/
Boost µModule Driver with Lower LED Current and
LTM8042-1
Built-In Inductor
LTM8055
36V
, 36V
IN
OUT
LTM8056
58V
, 48V
IN
OUT
26
1.2A at 35V LED String from 6V to 27V
1M
V
IVINP
IN
C
IN
EN/UVLO
2×
93.1k
4.7µF
50V
OVLO
19.1k
PWM
V
REF
CTRL1
100k
CTRL2
73.2k
SS
VC
1.5k
0.1µF
22nF
DESCRIPTION
Design:
• Selector Guides
• Demo Boards and Gerber Files
• Free Simulation Tools
1. Sort table of products by parameters and download the result as a spread sheet.
2. Search using the Quick Power Search parametric table.
Analog Devices' family of digital power supply management ICs are highly integrated solutions that
offer essential functions, including power supply monitoring, supervision, margining and sequencing,
and feature EEPROM for storing user configurations and fault logging.
, Buck-Boost µModule Regulator
, Buck-Boost µModule Regulator
For more information
(Boost) with PWM Dimming
IN
L
10µH
IVINN
SW
DA
V
OUT
ISN
LTM8005
LED
AUX
FB
ISMON
RT
GND OPENLED SHORTLED
RAMP
23.2k
f = 350kHz
Manufacturing:
• Quick Start Guide
• PCB Design, Assembly and Manufacturing Guidelines
• Package and Board Level Reliability
COMMENTS
4.5V < V
< 100V. External Power Switch, Diode, Current Sense Resister
IN
4V < V
<36V, I
< 1A
IN
LED
3V < V
<30V (40V Transient). I
IN
5V < V
< 36V, 1.2V < V
< 36V, I
IN
OUT
5V < V
<58V, 1.2V < V
< 48V, I
IN
OUT
www.analog.com
C
OUT
3×
4.7µF
50V
(OPTIONAL
CLAMPING DIODE
IF LED STRING IS
374k
FAR AWAY)
LED
12.4k
STRING
0.1µF
8005 TA05
< 1A(LTM8042), I
< 350mA (LTM8042-1)
LED
LED
< 8.5A
OUT
< 5.4A
OUT
ANALOG DEVICES, INC. 2018
Rev. B
12/18
www.analog.com
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