LD1085V STMicroelectronics, LD1085V Datasheet - Page 15

• Manufacturer Part Number: LD1085V
• Description: IC REG LDO POSITIVE ADJ TO-220
• Manufacturer: STMicroelectronics
• Type: Voltage Regulatorr

Specifications of LD1085V

• Regulator Topology: Positive Adjustable
• Voltage - Output: Adjustable
• Voltage - Input: Up to 30V
• Voltage - Dropout (typical): 1.3V @ 3A
• Number Of Regulators: 1
• Current - Output: 3A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 30 V
• Output Voltage: 1.25 V to 28 V
• Output Type: Adjustable
• Dropout Voltage (max): 1.5 V at 3 A
• Output Current: 3 A
• Line Regulation: 0.2 %
• Load Regulation: 0.3 %
• Voltage Regulation Accuracy: 1 %
• Maximum Operating Temperature: + 125 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 40 C
• Current, Output: 3 mA
• Current, Supply: 55 μA
• Package Type: TO-220
• Regulation, Line: 0.015 %
• Regulation, Load: 0.1 %
• Regulator Type: Low Dropout, Positive Voltage Out
• Resistance, Thermal, Junction To Case: 3 °C/W
• Temperature, Operating, Range: -40 to +125 °C
• Voltage, Dropout: 1.3 V
• Voltage, Input: 4.25 V
• Voltage, Noise: 0.003 %
• Voltage, Output: 1.25 V
• Voltage, Supply, Rejection Ratio: 72 dB
• Primary Input Voltage: 30V
• Output Voltage Fixed: 28V
• Dropout Voltage Vdo: 1.3V
• No. Of Pins: 3
• Operating Temperature Range: -40°C To +125°C
• Filter Terminals: Through Hole
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-1482-5

Figure 10. Dropout voltage vs. temperature
Figure 12. Adjust pin current vs. temperature Figure 13. Quiescent current vs. temperature
Figure 14. Line regulation vs. temperature
Doc ID 6738 Rev 25
Figure 11. Dropout voltage vs. output current
Figure 15. Supply voltage rejection vs. output
current
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