MAX16802AEUA+ Maxim Integrated Products, MAX16802AEUA+ Datasheet - Page 14

• Manufacturer Part Number: MAX16802AEUA+
• Description: IC LED DRIVER HIGH BRIGHT 8-MSOP
• Manufacturer: Maxim Integrated Products
• Type: HBLED Driverr

Specifications of MAX16802AEUA+

• Constant Current: Yes
• Topology: Flyback, PWM, SEPIC, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: No
• Type - Primary: Backlight
• Type - Secondary: High Brightness LED (HBLED), RGB
• Frequency: 230kHz ~ 290kHz
• Voltage - Supply: 10.8 V ~ 24 V
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 3A
• Internal Switch(s): No
• Low Level Output Current: 500 uA (Min)
• High Level Output Current: 500 uA (Min)
• Operating Supply Voltage: 10.8 V to 24 V
• Maximum Supply Current: 1.4 mA
• Maximum Power Dissipation: 362 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Efficiency: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Offline and DC-DC PWM Controllers for
High-Brightness LED Drivers
*The MAX16802 does not have an internal bootstrap UVLO.
The MAX16802 starts operation as long as the V
er than +7V, (the guaranteed output with an IN pin voltage of
+10.8V), and the UVLO/EN pin is high.
14
MAX16801A
MAX16801B
MAX16802A
MAX16802B
COMP
UVLO
CS
PART
FB
IN
______________________________________________________________________________________
CLAMP
BOOTSTRAP
26.1V
IN
ERROR
AMP
UVLO
Yes
Yes
No
No
0.3V
V
CS
1.38V
V
OPWM
STARTUP
VOLTAGE
Selector Guide
SOFT-START
10.8*
10.8*
(V)
DIGITAL
22
22
CPWM
LIM
CC
MAX DUTY
CYCLE (%)
pin is high-
REFERENCE
1.23V
50
75
50
75
*OSCILLATOR
MAX16801
MAX16802
264kHz
1.28V
1.23V
21.6V
9.74V
BOOTSTRAP UVLO**
*MAX16801A/MAX16802A: 50% MAXIMUM DUTY CYCLE
MAX16801B/MAX16802B: 75% MAXIMUM DUTY CYCLE
**MAX16801 ONLY
UVLO
SHUTDOWN
THERMAL
R
S
TOP VIEW
UVLO/EN
DIM/FB
COMP
CS
Q
1
2
4
3
IN
REG_OK
REGULATOR
(INTERNAL 5.25V SUPPLY)
MAX16801
MAX16802
Functional Diagram
µMAX
Pin Configuration
V
V
CC
L
DRIVER
6
8
7
5
IN
NDRV
GND
V
CC
V
NDRV
GND
CC