L4972A STMicroelectronics, L4972A Datasheet - Page 12

• Manufacturer Part Number: L4972A
• Description: IC REG SW 2A 5.1V-40V 20-DIP
• Manufacturer: STMicroelectronics
• Type: Step-Down (Buck)r

Specifications of L4972A

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 5.1 ~ 40 V
• Current - Output: 2A
• Frequency - Switching: 100kHz
• Voltage - Input: 15 ~ 50 V
• Operating Temperature: -40°C ~ 150°C
• Mounting Type: Through Hole
• Package / Case: 20-DIP (0.300", 7.62mm)
• Power - Output: 5W
• Output Voltage: 50 V
• Mounting Style: Through Hole
• Input Voltage: 50V
• Output Current: 2A
• No. Of Outputs: 1
• Power Dissipation Pd: 5W
• No. Of Pins: 20
• Operating Temperature Range: -40°C To +150°C
• Filter Terminals: Through Hole
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6698-5; L4972A

L4972A
Figure 18. Quiescent Drain Current vs. Duty
Cycle.
Figure 19. Reference Voltage (pin 13) vs. Vi
(see fig. 11).
Figure 20. Reference Voltage (pin 13) vs.
Junction Temperature (see fig. 11).
12/22
Figure 21. Reference Voltage (pin 14) vs. Vi
(see fig. 11).
Figure 22. Reference Voltage (pin 14) vs.
Junction Temperature (see fig. 11).
Figure 23. : Ref. Voltage 5.1V (pin 13) Supply
Voltage Ripple Rejection vs. Frequency