MAX16838ATP/V+ Maxim Integrated, MAX16838ATP/V+ Datasheet - Page 6

• Manufacturer Part Number: MAX16838ATP/V+
• Description: LED Lighting Drivers Integrated 2-Channel High-Brightness LED Drivers with High-Voltage DC-DC Controller
• Manufacturer: Maxim Integrated

Specifications of MAX16838ATP/V+

• Input Voltage: 4.75 V to 40 V
• Maximum Supply Current: 3.1 mA
• Power Dissipation: 2051 mW

(V
V
Integrated, 2-Channel, High-Brightness LED Driver
with High-Voltage Boost and SEPIC Controller
6
OV
IN
______________________________________________________________________________________
= V
= V
CS
EN
= V
= 12V, R
LEDGND
1.223
1.222
1.221
1.220
1.219
1.218
1.217
1.216
1.215
1.30
1.25
1.20
1.15
1.10
10
RT
9
8
7
6
5
4
3
2
1
0
0.2
-40
-40
= 12.2kI, R
= V
-25
V
-25
0.4
V
EN
EN
DIM
V
FALLING
-10
-10
RISING
0.6 0.8 1.0 1.2
V
EN_TH
ISET
= V
I
5
5
IN
TEMPERATURE (°C)
TEMPERATURE (°C)
FREQUENCY (MHz)
vs. TEMPERATURE
20
20
PGND
vs. FREQUENCY
ISET
vs. TEMPERATURE
35
35
= 15kI, C
50
50
= V
1.4 1.6
65
65
SGND
80
80
V
V
IN
DIM
V
Typical Operating Characteristics (continued)
1.8
IN
= 12V
95
95
VCC
= 0V
= 0V, V
= 12V
2.0
110
110
125
125
= 1FF, V
2.2
GATE
CC
= V
= V
NDRV
DRV
, T
A
1.230
1.230
1.230
1.229
1.229
1.229
= V
360
359
358
357
356
355
354
353
352
351
350
300
250
200
150
100
= +25NC, unless otherwise noted.)
50
0
CFB,
-40
-40
20
V
-25
-25
IN
V
40
= 12V
DRAIN
-10 5 20 35 50
-10
SWITCHING FREQUENCY
EN LEAKAGE CURRENT
vs. TEMPERATURE
vs. TEMPERATURE
60
5
TEMPERATURE (°C)
TEMPERATURE (°C)
V
= V
20
ISET
I
80
LED
35
COMP
vs. I
(mA)
50
100
V
EN
LED
65 80
65
= 12V
= V
V
120
EN
80
= 40V
OUT_
V
IN
95
95
140
= 12V
110
110
, FLT = unconnected,
160
125
125