Datasheet

7Maxim Integrated
High-Voltage HB LED Drivers with
Integrated High-Side Current Sense
MAX16833/MAX16833B–MAX16833D
Typical Operating Characteristics (continued)
(V
IN
= +12V, C
VIN
= C
VCC
= 1FF, C
LFRAMP
/C
REF
= 0.1FF, T
A
= +25NC, unless otherwise noted.)
Pin Configuration
NDRV RISE/FALL TIME
vs. TEMPERATURE
MAX16833 toc13
TEMPERATURE (°C)
NDRV RISE/FALL TIME (ns)
11085603510-15
30
40
50
60
20
-40 125
NDRV RISE TIME
C
NDRV
= 10nF
NDRV FALL TIME
600Hz DIMMING OPERATION
MAX16833 toc14
I
LED
500mA/div
0V
0V
0V
0V
0mA
0V
V
COMP
2V/div
V
NDRV
10V/div
400µs/div
V
DIMOUT
50V/div
PWMDIM = 600Hz
16
15
14
13
12
11
10
1
2
3
4
5
6
7
IN
V
CC
NDRV
PGNDICTRL
SGND
RT/SYNC
LFRAMP (REF)
TOP VIEW
MAX16833
MAX16833B
MAX16833C
MAX16833D
CS
ISENSE+
ISENSE-PWMDIM
98OVP
*EP
*EP = EXPOSED PAD.
( ) FOR MAX16833B/MAX16833D ONLY.
COMP
TSSOP
+
FLT
DIMOUT