MAX16812ATI+ Maxim Integrated Products, MAX16812ATI+ Datasheet - Page 19

• 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

TOP VIEW
*EP = EXPOSED PAD
BUCK-BOOST CONFIGURATION
TGRM
SRC
SRC
DIM
SLP
OV
RT
22
23
24
25
26
27
28
______________________________________________________________________________________
C
TGRM
C
V
with Analog and PWM Dimming Control
IN1
21
IN
1
+
20
2
*EP
Pin Configuration
19
MAX16812
3
TQFN
18
Integrated High-Voltage LED Driver
4
V
C
R
OUT
L_REG
TGRM
17
5
RT
16
6
R
R
OV1
OV2
15
7
LV
IN
EN
RT
L_REG
TGRM
DIM
CS-
OV
14
13
12
11
10
9
8
C
CS-
CS+
DGT
DD
SGND
L_REG
IN
H_REG
SGND AGND
R
CS
CS+
R
C
REF2
REF
DGT
PROCESS: BiCMOS
TRANSISTOR COUNT: 8699
MAX16812
REF
R
REF1
DD
REFI
H_REG
Typical Application Circuit
CS_OUT
HV
R
COMP1
D
OUT
LX
FB
COMP
SRC
DRV
SLP
GT
R
COMP2
C
Chip Information
V
COMP2
OUT
R
C
SRC
COMP1
R
C
G
SLP
C
OUT
19