MAX16814BEUP+ Maxim Integrated Products, MAX16814BEUP+ Datasheet - Page 10

• Manufacturer Part Number: MAX16814BEUP+
• Description: LED Drivers Integrated 4-Channel High-Brightness LED
• Manufacturer: Maxim Integrated Products

Specifications of MAX16814BEUP+

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Integrated, 4-Channel, High-Brightness LED Driver
with High-Voltage Boost and SEPIC Controller
Figure 1. Simplified Functional Diagram
10
COMP
PGND
NDRV
DRV
V
CS
RT
CC
EN
IN
_____________________________________________________________________________________
1.23V
UVLO
MAX16814
UVLO
SHUTDOWN
THERMAL
REGULATOR
COMPENSATION
BANDGAP
RAMP/RT OSC
5V LDO
TSHDN
SLOPE
(
di
dt
SHDN
CS BLANKING
= 50FA x f sw )
CLK
V
LOGIC
PWM
BG
TSHDN
FLT
= 1.235V
TSHDN
1.8V
POK
SS_REF
V
REF
TSHDN
REF
SELECTOR)
SOFT-START
FAULT FLAG
(REF/FB
LOGIC
100ms
LOGIC
g
M
SGND
FB
SS_DONE
SHDN
ILIM
0.425V
POKD
OVP
COMP
OVP
V
BG
SHORT LED
DETECTOR
V
BG
SHDN
RSDT
DETECTOR
OPEN-LED
LOGIC
SHDN
SETI
V
REF
SGND
P
DETECTOR
MIN STRING
UNUSED
STRING
VOLTAGE
POKD
R
OUT_
LEDGND
DIM