MAX16832AASA+T Maxim Integrated Products, MAX16832AASA+T Datasheet - Page 4

• Manufacturer Part Number: MAX16832AASA+T
• Description: IC LED DRIVER HIGH BRIGHT 8-SOIC
• Manufacturer: Maxim Integrated Products
• Type: HBLED Driverr

Specifications of MAX16832AASA+T

• Constant Current: Yes
• Topology: PWM, Step-Down (Buck)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Automotive
• Type - Secondary: High Brightness LED (HBLED)
• Frequency: 2MHz
• Voltage - Supply: 6.5 V ~ 65 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width) Exposed Pad, 8-eSOIC. 8-HSOIC
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 700mA
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Efficiency: -
• Lead Free Status / Rohs Status: Details

2MHz, High-Brightness LED Drivers with
Integrated MOSFET and High-Side Current Sense
(V
noted.)
4
IN
1.05
1.04
1.03
1.02
1.01
1.00
0.99
0.98
0.97
0.96
0.95
_______________________________________________________________________________________
= V
700
650
500
450
400
350
300
250
200
150
100
0
800
750
600
550
DIM
50
0
1 LED 3 LEDs 5 LEDs
5
0
= 48V, R
10
NORMALIZED I
15
AT 200Hz (90% DUTY CYCLE )
0.4
vs. INPUT VOLTAGE
20
0.8
25
SENSE
PWM DIMMING
LED CURRENT
V
30
7 LEDs 9 LEDs
IN
vs. V
1.2
V
(V)
LED
35
TEMP_I
1ms/div
40
TEMP_I
= 0.3Ω, L = 220µH (connected between IN and CS). Typical values are at T
CURRENT
1.6
11 LEDs
45
(V)
50
13 LEDs
2.0
55
15 LEDs
V
8 LEDs
MAX16822A toc07
2.4
IN
60
= 48V
65
2.8
I
200mA/div
0
V
5V/div
0
LED
DIM
Typical Operating Characteristics (continued)
500
450
400
350
300
250
200
150
100
50
0
0
5 10
15 20 25 30 35 40
QUIESCENT CURRENT
vs. INPUT VOLTAGE
V
IN
(V)
45 50
V
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
DIM
0
55
-40
= 0V
60
V
-25
IN
65
= 48V
AT 20kHz (90% DUTY CYCLE)
-10
vs. TEMPERATURE
5
TEMPERATURE (°C)
PWM DIMMING
20
10µs/div
AT 200Hz (10% DUTY CYCLE)
35
I
LED
50
PWM DIMMING
65
A
= +25°C, unless otherwise
80
1ms/div
MAX16832A toc08
V
8 LEDs
95
IN
= 48V
110
125
I
200mA/div
0
V
5V/div
0
LED
DIM
MAX16832A toc06
V
8 LEDs
IN
= 48V
I
200mA/div
V
5V/div
0
0
LED
DIM