MAX16835 Maxim Integrated Products, MAX16835 Datasheet - Page 4

• Manufacturer Part Number: MAX16835
• Description: Adjustable Linear High-Brightness LED Driver
• Manufacturer: Maxim Integrated Products

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High-Voltage, 350mA, Adjustable Linear
High-Brightness LED Driver
(V
4
IN
0.206
0.204
0.202
0.200
0.198
0.196
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
= V
0
-40
0
EN
200Hz DIMMED OPERATION EXPANDED
I
V
V
(50% DUTY CYCLE)
LOAD
-25
IN
IN
I
= +12V, T
LOAD
= V
PULSED AT 200Hz
-10 5 20 35 50
= 350mA
EN
1
= 350mA
(V
DROPOUT VOLTAGE
vs. TEMPERATURE
TEMPERATURE (°C)
CS+
2
A
- V
20μs/div
I
V5
I
= +25°C, unless otherwise noted.)
LOAD
CS-
(mA)
) vs. I
= 350mA
3
65 80
V5
MAX16835 toc10
4
95
110
125
5
0
V
5V/div
0V
I
200mA/div
LOAD
IN
Typical Operating Characteristics (continued)
100
5.2
5.1
5.0
4.9
4.8
90
80
70
60
50
40
30
20
10
0
-40
5
200Hz DIMMED OPERATION EXPANDED
-25
+5V REGULATOR OUTPUT vs. V
V
IN
10
-10
V
NO LOAD
= 40V
IN
SHUTDOWN CURRENT
= 12V
vs. TEMPERATURE
5
15
TEMPERATURE (°C)
20
I
20
V5
V
35
V
4μs/div
IN
= 5mA
IN
= 20V
(V)
V
50
IN
I
V
V
(50% DUTY CYCLE)
I
25
LOAD
V5
IN
IN
= 6.5V
65
= V
PULSED AT 200Hz
= 5mA
= 350mA
EN
30
80
MAX16835 toc11
95
35
110
IN
125
40
0
V
5V/div
0V
I
200mA/div
LED
IN
5.2
5.1
5.0
4.9
4.8
-40
I
EN PULSED AT 200Hz (50% DUTY CYCLE)
I
V
LOAD
-25
LOAD
IN
PULSED AT 200Hz (50% DUTY CYCLE)
I
-10
200Hz DIMMED OPERATION
200Hz DIMMED OPERATION
V5
= 350mA, V
= 350mA, V
+5V REGULATOR OUTPUT
= 1mA
vs. TEMPERATURE
5
TEMPERATURE (°C)
20
IN
IN
I
V5
= V
= 12V,
35
1ms/div
1ms/div
= 5mA
EN
50
NO LOAD
,
65
80
MAX16835 toc09
MAX16835 toc12
95
110
125
I
200mA/div
0
V
5V/div
0V
I
200mA/div
0
EN
10V/div
0V
LED
LOAD
IN