LM3445MMX/NOPB National Semiconductor, LM3445MMX/NOPB Datasheet - Page 7

• Manufacturer Part Number: LM3445MMX/NOPB
• Description: IC LED DRIVER TRIAC DIMM 10-MSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: Triac Dimmabler

Specifications of LM3445MMX/NOPB

• Mfg Application Notes: LM3445 Reference Design
• Constant Current: Yes
• Topology: PWM, Step-Down (Buck)
• Number Of Outputs: 1
• Internal Driver: No
• Type - Secondary: High Brightness LED (HBLED)
• Frequency: 30kHz ~ 1MHz
• Voltage - Supply: 8 V ~ 12 V
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 1A
• Internal Switch(s): Yes
• Efficiency: 85%
• Operating Temperature (min): -40C
• Operating Temperature (max): 125C
• Operating Temperature Classification: Automotive
• Package Type: MSOP
• Pin Count: 10
• Mounting: Surface Mount
• Operating Supply Voltage (max): 12V
• For Use With: LM3445-220VEVAL - BOARD EVAL LM3445 220VLM3445-120VSMEV - BOARD EVAL LM3445 110VLM3445TRIACEVAL - BOARD EVAL LM3445MM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Compliant
• Other names: LM3445MMX

Simplified Internal Block Diagram
30060311
FIGURE 1. Simplified Block Diagram
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