MAX8645YETI+ Maxim Integrated Products, MAX8645YETI+ Datasheet - Page 14

• Manufacturer Part Number: MAX8645YETI+
• Description: IC LED DRVR WHITE BCKLGT 28-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Backlight, White LEDr

Specifications of MAX8645YETI+

• Constant Current: Yes
• Topology: Linear (LDO), Switched Capacitor (Charge Pump)
• Number Of Outputs: 8
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 1MHz
• Voltage - Supply: 2.7 V ~ 5.5 V
• Voltage - Output: 5.5V
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 200mA
• Internal Switch(s): Yes
• Efficiency: 85%
• Number Of Segments: 8
• Low Level Output Current: 400000 uA (Typ)
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Supply Current: 5.5 mA
• Maximum Power Dissipation: 1666 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Led Driver Application: Backlighting And Flash, Digital Cameras And Camcorders
• No. Of Outputs: 8
• Output Current: 200mA
• Output Voltage: 5.5V
• Input Voltage: 2.7V To 5.5V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 14
© 2008 Maxim Integrated Products
1x/1.5x/2x White LED Charge Pumps with Two
LDOs in 4mm x 4mm TQFN
REVISION
NUMBER
4
REVISION
DATE
6/08
Removed PWM dimming control feature and updated ENM_ and ENF low
shutdown delay EC values
DESCRIPTION
is a registered trademark of Maxim Integrated Products, Inc.
Revision History
CHANGED
1, 2, 8–11
PAGES