MAX16805ATP+ Maxim Integrated Products, MAX16805ATP+ Datasheet - Page 6

• Manufacturer Part Number: MAX16805ATP+
• Description: IC LED DRIVR HIGH BRIGHT 20-TQFN
• Manufacturer: Maxim Integrated Products
• Type: HBLED Driverr

Specifications of MAX16805ATP+

• Constant Current: Yes
• Topology: PWM
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Automotive
• Type - Secondary: High Brightness LED (HBLED)
• Frequency: 400kHz
• Voltage - Supply: 5.5 V ~ 40 V
• Voltage - Output: 5.1V
• Mounting Type: Surface Mount
• Package / Case: 20-TQFN Exposed Pad
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 350mA
• Internal Switch(s): Yes
• High Level Output Current: 350 mA
• Operating Supply Voltage: 5.5 V to 40 V
• Maximum Power Dissipation: 2758.6 mW
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

EEPROM-Programmable, High-Voltage, 350mA
LED Drivers with LED Current Foldback
(V
V
6
TFP/SC
IN
_______________________________________________________________________________________
450
400
350
300
250
200
150
100
= 12V, V
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
50
30
25
20
15
35
10
0
0
5
0
-40
-40
-40
= 5V, V
-25
-25
-25
V
V
IN
IN
EN
= 40V
-10 5 20 35 50
-10 5 20 35 50
-10
= 6.5V
V
IN
TFN/SD
SHUTDOWN CURRENT
= V
= 12V
DROPOUT VOLTAGE
OUTPUT CURRENT
vs. TEMPERATURE
vs. TEMPERATURE
vs. TEMPERATURE
5
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
20
IN
I
LOAD
I
LOAD
, C
35
= GND, DGND = GND. T
I
= 350mA
LOAD
V5
= 200mA
50
I
LOAD
= 0.1µF, I
= 100mA
65 80
V
65 80
65
IN
= 35mA
V
I
LOAD
= 20V
IN
80
= 12V
95
= 350mA
95
95
V5
110
110
110
= 0, CS- = GND, R
125
125
125
0.2010
0.2005
0.2000
0.1995
0.1990
0.1985
0.1980
A
0.205
0.204
0.203
0.202
0.201
0.200
0.199
0.198
0.197
0.196
0.195
5.10
5.20
5.15
5.05
5.00
= +25°C, unless otherwise noted.)
-40
20
0
V
(V
-25
50
IN
CS+
= 12
1
-10
SENSE
80 110 140 170 200
+5V REGULATOR OUTPUT
I
- V
LOAD
I
LOAD
2
vs. TEMPERATURE
(V
OUTPUT CURRENT (mA)
5
CS-
TEMPERATURE (°C)
CS+
= 1mA
= 2mA
20
) vs. OUTPUT CURRENT
= 0.56Ω, connect OUT to CS+, V
3
- V
I
35
V5
CS-
4
(mA)
50
Typical Operating Characteristics
) vs. I
230 260
65
5
NO LOAD
80
V5
6
V
290
95
IN
= 12V
320
110
7
350
125
8
5.20
5.15
5.10
5.05
5.00
400
350
300
250
200
150
100
50
0
0
5
OUTPUT CURRENT vs. INPUT VOLTAGE
I
V
DIM PULSED AT
200Hz (1% DUTY
CYCLE)
LOAD
DIM
IN
I
= 12V
LOAD
2
10
= 350mA
200Hz DIMMED OPERATION
= 4V, SW = V
+5V REGULATOR OUTPUT
= 2mA
4
vs. INPUT VOLTAGE
15
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
6
NO LOAD
20
20μs/div
8
25
I
I
FD
OUT
OUT
I
LOAD
10
= 350mA
= 100mA
= open,
30
= 1mA
12
MAX16805 toc09
35
14
16
40
V
2V/div
0V
I
200mA/div
0A
LOAD
DIM