MAX16816 Datasheet, PDF (10/33 Pages) Maxim Integrated Products – Programmable Switch-Mode LED Driver with Analog-Controlled PWM Dimming

Programmable Switch-Mode LED Driver
with Analog-Controlled PWM Dimming
Typical Operating Characteristics (continued)
(V_CC = V_UVEN = 14V, C_REG1 = 1µF, C_REG2 = 10µF, C_CLMP = 0.1µF, R_CS = 0.1Ω, Binning adjustment register is ‘0000’, T_A = +25°C,
unless otherwise noted.)
OUTPUT CURRENT
vs. SUPPLY VOLTAGE
350
300
250
200
150
100
50
0
0 8 16 24 32 40 48 56 64 72 80
VCC (V)
OUTPUT CURRENT
vs. BINNING CODES
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0123456789
BIN (DIGITAL CODE)
OUTPUT CURRENT
vs. BINNING CODES
900
800
700
600
500
400
300
200
100
RCS = 0.2Ω
0
0123456789
BIN (DIGITAL CODE)
REG2 OUTPUT VOLTAGE
vs. TEMPERATURE
16
15
14 ^{REG2 CONTROL REGISTER = '1111', V}CC ^{= 20V}
13
12
11
10
9
8
7
6
REG2 CONTROL REGISTER = '0000'
5
4
3
2
1
IREG2 = 20mA
0
-60 -40 -20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
REG2 OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
18
REG2 CONTROL REGISTER = '1111', V_CC = 20V
16
14
12
10
8
6
4
REG2 CONTROL REGISTER = '0000'
2
IREG2 = 20mA
0
0 8 16 24 32 40 48 56 64 72 80
VCC (V)
REG2 OUTPUT VOLTAGE
vs. REG2 CONTROL REGISTER
16
15
14
13
12
11
10
9
8
7
6
5
IREG2 = 20mA
4
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
DRPS (DIGITAL CODE)
REG1 OUTPUT VOLTAGE
vs. TEMPERATURE
5.4
5.3
5.2
5.1
5.0
4.9
4.8
4.7
4.6
-60 -40 -20
IREG1 = 2mA
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
REG1 OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
6
5
4
3
2
1
IREG1 = 2mA
0
0 10 20 30 40 50 60 70 80
VCC (V)
CLMP OUTPUT VOLTAGE
vs. TEMPERATURE
8.3
8.2
8.1
8.0
7.9
7.8
7.7
7.6
7.5
-60 -40 -20
VHI - VLO = 9V
CLMP VOLTAGE = VCLMP - VLO
0 20 40 60 80 100 120 140
TEMPERATURE (°C)
10 ______________________________________________________________________________________