MAX16812ATI+ Maxim Integrated Products, MAX16812ATI+ Datasheet - Page 6

• Manufacturer Part Number: MAX16812ATI+
• Description: IC LED DRIVR HIGH BRIGHT 28-TQFN
• Manufacturer: Maxim Integrated Products
• Type: HBLED Driverr

Specifications of MAX16812ATI+

• Constant Current: Yes
• Topology: PWM, SEPIC, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Automotive
• Type - Secondary: High Brightness LED (HBLED)
• Frequency: 125kHz ~ 500kHz
• Voltage - Supply: 5.5 V ~ 76 V
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Operating Temperature: -40°C ~ 125°C
• Internal Switch(s): Yes
• Number Of Segments: 2
• Low Level Output Current: 1.2 mA
• High Level Output Current: 1 A
• Operating Supply Voltage: 5.5 V to 76 V
• Maximum Supply Current: 2.5 mA
• Maximum Power Dissipation: 2759 mW
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Current - Output / Channel: -
• Efficiency: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Integrated High-Voltage LED Driver
with Analog and PWM Dimming Control
(V
6
IN
1.50
1.45
1.40
1.35
1.30
1.25
1.20
1.15
1.10
1.05
1.00
_______________________________________________________________________________________
= V
-40
EN
V
-25
EN
= 12V, C
FALLING
5.00
4.95
4.90
4.85
4.80
4.75
4.70
4.65
4.60
4.55
4.50
-10
600
500
400
300
200
100
0
EN UVLO THRESHOLD
0.01
vs. TEMPERATURE
5
0
TEMPERATURE (°C)
(V
V
20
IN
HV
L_REG
OSCILLATOR FREQUENCY vs. R
= 12V
0.5
- V
35
LV
50
) = 6V
V
= 3.3µF, C
H_REG
1.0
0.1
65
I
H_REG
R
80
T
vs. I
1.5
(MΩ)
V
WITH RESPECT TO V
95
H_REG
(mA)
H_REG
110
H_REG
2.0
IS MEASURED
1
125
2.5
= 1µF, V
T
LV
Typical Operating Characteristics (continued)
5.5
5.4
5.3
5.2
5.1
5.0
4.9
4.8
4.7
4.6
4.5
3.0
10
0
TGRM
2
T
A
4
T
= 0V, T
A
= +25°C
= +125°C
V
6
L_REG
I
8
L_REG
A
vs. I
= +25°C, unless otherwise noted.)
10
(mA)
T
A
12 14
L_REG
= -40°C
V
16
IN
= 7.5V
18
20
5.2
5.1
5.0
4.9
4.8
4.7
4.6
4.5
4.4
4.3
4.2
4.2
4.1
4.0
3.9
3.8
3.7
3.6
3.5
3.4
-40
-40
(V
I
-25
LOAD
-25
HV
600
500
400
300
200
100
-10
- V
-10
V
= 3mA
0
H_REG
LV
-40
V
vs. TEMPERATURE
5
) = 21V
5
H_REG
TEMPERATURE (°C)
TEMPERATURE (°C)
-25
20
20
vs. TEMPERATURE
-10
35
OSCILLATOR FREQUENCY
THRESHOLD
35
vs. TEMPERATURE
50
5
50
TEMPERATURE (°C)
20
65
R
R
65
R
T
T
T
= 50kΩ
= 180kΩ
35
80
= 2MΩ
80
50
95
95
110
65
110
125
80
125
95
110
125