L7981 STMicroelectronics, L7981 Datasheet - Page 27

• Manufacturer Part Number: L7981
• Description: Switching Converters, Regulators & Controllers 3A Step-Down Reg 3A DC 4.5-28V 250Khz
• Manufacturer: STMicroelectronics

Specifications of L7981

• Output Voltage: 0.6 V to 3 V
• Output Current: 3 A
• Input Voltage: 4.5 V to 28 V
• Switching Frequency: 250 KHz
• Operating Temperature Range: - 55 C to + 150 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 100 %
• Package / Case: QFPN-8
• Low Dropout Operation: 100% duty cycle
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

L7981
Application informations
Figure 15. Open loop gain bode diagram with electrolytic/tantalum output capacitor
Doc ID 15182 Rev 3
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