MAX6974ATL+ Maxim Integrated Products, MAX6974ATL+ Datasheet - Page 12

• Manufacturer Part Number: MAX6974ATL+
• Description: IC LED DRIVER LINEAR 40-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Linear (Serial Interface)r

Specifications of MAX6974ATL+

• Topology: PWM
• Number Of Outputs: 24
• Internal Driver: Yes
• Type - Primary: General Purpose
• Type - Secondary: RGB
• Frequency: 33MHz
• Voltage - Supply: 3 V ~ 3.6 V
• Voltage - Output: 7V
• Mounting Type: Surface Mount
• Package / Case: 40-TQFN Exposed Pad
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 30mA
• Internal Switch(s): Yes
• Low Level Output Current: 6 mA
• High Level Output Current: 30 mA
• Operating Supply Voltage: 3 V to 3.6 V
• Maximum Supply Current: 77 mA
• Maximum Power Dissipation: 2963 mW
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

two external pnp transistors, such as FMMTL717, used
as common-anode power switches (see Figure 5).
Setting configuration bit D0 to 1 enables multiplex
24-Output PWM LED Drivers
for Message Boards
Figure 5. MAX6975 Multiplexing Two Sets of Eight RGB Pixels with a Single LED Supply and Subframe Timing
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operation. MUX0 and MUX1 alternate the LED anode
drive voltage between two sets of LEDs. The R, G, and
B ports provide individual PWM control during alternate