MAX1916EZT Maxim, MAX1916EZT Datasheet - Page 4

• Manufacturer Part Number: MAX1916EZT
• Description: Low-Dropout / Constant-Current Triple White LED Bias Supply
• Manufacturer: Maxim

Low-Dropout, Constant-Current
Triple White LED Bias Supply
4
(V
EN
_______________________________________________________________________________________
= 3.3V, V
CTRL
20mA
10mA
3V
45
40
35
30
25
20
15
10
= 3.3V, R
5
0
2.0
2.5
V
CTRL
vs. V
SET
3.0
I
V
EN
EN
TRANSIENT RESPONSE
EN
SUPPLY CURRENT
SUPPLY VOLTAGE (V)
= 24.9kΩ, V+ = 5V, T A = +25°C, unless otherwise noted.) (Circuit of Figure 1)
3.5
SUPPLY VOLTAGE
10µs/div
4.0
4.5
5.0
Typical Operating Characteristics (continued)
MAX1916 toc09
5.5
6.0
V
1V/div
I
10mA/div
LED
CTRL
20mA
10mA
20mA
4V
0
0
ENABLE AND SHUTDOWN RESPONSE
V+ TRANSIENT RESPONSE
20µs/div
40µs/div
MAX1916 toc10
MAX1916 toc08
V
2V/div
I
20mA/div
V+
1V/div
I
10mA/div
LED
LED
EN