MAX16833 Datasheet, PDF (7/22 Pages) Maxim Integrated Products – High-Voltage HB LED Drivers with Integrated High-Side Current Sense

High-Voltage HB LED Drivers with
Integrated High-Side Current Sense
Typical Operating Characteristics (continued)
(VIN = +12V, CVIN = CVCC = 1FF, CLFRAMP/CREF = 0.1FF, TA = +25NC, unless otherwise noted.)
NDRV RISE/FALL TIME
vs. TEMPERATURE
60
50
NDRV FALL TIME
40
NDRV RISE TIME
30
CNDRV = 10nF
20
-40 -15 10 35 60 85 110 125
TEMPERATURE (°C)
600Hz DIMMING OPERATION
MAX16833 toc14
VDIMOUT
50V/div
0V
I_LED
0mA
500mA/div
VCOMP
2V/div
0V
0V
VNDRV
0V
10V/div
PWMDIM = 600Hz ^0V
400µs/div
TOP VIEW
+
LFRAMP (REF) 1
16 IN
RT/SYNC 2
SGND 3
15 V_CC
14 NDRV
ICTRL 4
COMP 5
MAX16833
MAX16833B
13 PGND
12 CS
FLT 6
11 ISENSE+
PWMDIM 7
10 ISENSE-
OVP 8
*EP ^{9 DIMOUT}
*EP = EXPOSED PAD.
( ) FOR MAX16833B ONLY.
TSSOP
Pin Configuration
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