LM5574MT/NOPB National Semiconductor, LM5574MT/NOPB Datasheet - Page 7

• Manufacturer Part Number: LM5574MT/NOPB
• Description: IC BUCK SYNC ADJ .5A 16TSSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®, SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM5574MT/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.23 ~ 70 V
• Current - Output: 500mA
• Frequency - Switching: 200kHz, 485kHz
• Voltage - Input: 6 ~ 75 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP
• Power - Output: 700mW
• Current, Input Bias: 3.7 mA
• Current, Input Offset: 50 μA
• Current, Output: 0.5 A
• Frequency, Oscillator: 200/485 kHz
• Package Type: TSSOP
• Regulator Type: Buck (Step-Down), Switching
• Resistance, Thermal, Junction To Case: 30 °C/W
• Temperature, Operating, Range: -40 to +125 °C
• Voltage, Input: 6 to 75 V
• Voltage, Offset: 0.7 V (COMP to PWM Comparator)
• Voltage, Output: 7.15 V
• Dc To Dc Converter Type: Step Down
• Pin Count: 16
• Input Voltage: 75V
• Output Voltage: 1.225 to 70V
• Switching Freq: 50 TO 500KHz
• Output Current: 500mA
• Efficiency: 85%
• Output Type: Adjustable
• Switching Regulator: Yes
• Mounting: Surface Mount
• Input Voltage (min): 6V
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• For Use With: LM5574BLDT - WEBENCH BUILD IT BOARD LM5574LM5574EVAL - BOARD EVALUATION FOR LM5574
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *LM5574MT; *LM5574MT/NOPB; LM5574MT

Typical Application Circuit and Block Diagram
7
www.national.com