MAX16812ATI+ Maxim Integrated Products, MAX16812ATI+ Datasheet - Page 16

• 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
Figure 13. Buck Configuration
Figure 14. Boost Configuration
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______________________________________________________________________________________
C
C
TGRM
TGRM
C
V
V
C
IN
IN1
IN
IN
V
V
C
C
C
R
R
OUT
OUT
H_REG
L_REG
L_REG
TGRM
TGRM
R
R
RT
RT
R
R
R
R
OV1
OV2
OV1
OV2
H_REG
EN
RT
L_REG
TGRM
DIM
LV
IN
EN
RT
L_REG
TGRM
DIM
CS-
IN
OV
OV
HV
C
SGND AGND
H_REG
SGND AGND
R
CS
D
OUT
CS+
LX
C
OUT
R
R
C
C
REF2
REF2
REF
REF
DGT
MAX16812
MAX16812
REF
REF
LV
R
R
REF1
REF1
DD
DD DGT CS-
REFI
REFI
H_REG
V
IN
CS_OUT
CS_OUT
HV
R
R
R
COMP1
COMP1
CS
D
OUT
FB
FB
CS+
COMP
COMP
LX
SRC
DRV
SRC
DRV
SLP
SLP
GT
GT
R
R
COMP2
COMP2
C
C
COMP2
V
COMP2
C
OUT
SLP
R
C
C
SRC
COMP1
COMP1
R
C
R
R
G
SLP
SRC
G
C
OUT