MAX16816 Maxim Integrated Products, MAX16816 Datasheet - Page 11

• Manufacturer Part Number: MAX16816
• Description: Programmable Switch-Mode LED Driver
• Manufacturer: Maxim Integrated Products

(V
unless otherwise noted.)
3.12
3.10
3.08
3.06
3.04
3.02
3.00
2.98
2.96
550
500
450
400
350
300
250
200
150
100
CC
0.005
-60
= V
-35 -10
UVEN
0.015
vs. PWM FREQUENCY
1/RT RESISTANCE (kΩ
vs. TEMPERATURE
= 14V, C
RT RESISTANCE
TEMPERATURE (°C)
REF VOLTAGE
15
70
60
50
40
30
20
10
0
0.025
5
40
______________________________________________________________________________________
REG1
Programmable Switch-Mode LED Driver
65
7
DRIVER DRV RISE TIME
with Analog-Controlled PWM Dimming
0.035
I
-1
REF
90
= 1µF, C
)
vs. DRI VOLTAGE
= 100μA
DRI VOLTAGE (V)
115
5nF CAPACITOR CONNECTED
FROM DRV TO AGND
9
0.045
140
REG2
11
= 10µF, C
3.025
3.020
3.015
3.010
3.005
3.000
13
0A
0A
0A
Typical Operating Characteristics (continued)
-225
-175
15
CLMP
200Hz DIMMING OPERATION
-125
vs. SINK CURRENT
= 0.1µF, R
-75
REF VOLTAGE
-25
I
REF
2ms/div
(μA)
25
CS
75
= 0.1Ω, Binning adjustment register is ‘0000’, T
125
MAX16816 toc17
45
40
35
30
25
20
15
10
5
0
175
5
225
50%
DIMMING
1A/div
10%
DIMMING
1A/div
90%
DIMMING
1A/div
7
DRIVER DRI FALL TIME
vs. DRI VOLTAGE
DRI VOLTAGE (V)
5nF CAPACITOR CONNECTED
FROM DRV TO AGND
9
135
134
133
132
131
130
129
128
127
126
125
124
123
122
121
120
100
90
80
70
60
50
40
30
20
10
0
11
-60
0
PWM OSCILLATION FREQUENCY
-35 -10
13
LED CURRENT DUTY CYCLE
www.DataSheet4U.com
vs. TEMPERATURE
vs. DIM VOLTAGE
TEMPERATURE (°C)
1
DIM VOLTAGE (V)
15
15
40
A
65
= +25°C,
2
90
R
T
= 100kΩ
115
11
140
3