LD1086V STMicroelectronics, LD1086V Datasheet - Page 4

• Manufacturer Part Number: LD1086V
• Description: IC REG LDO POS ADJ 1.5A TO-220
• Manufacturer: STMicroelectronics
• Type: Voltage Regulatorr

Specifications of LD1086V

• Regulator Topology: Positive Adjustable
• Voltage - Output: Adjustable
• Voltage - Input: Up to 30V
• Voltage - Dropout (typical): 1.3V @ 1.5A
• Number Of Regulators: 1
• Current - Output: 1.5A
• 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 15 V
• Output Type: Adjustable
• Dropout Voltage (max): 1.5 V at 1.5 A
• Output Current: 1.5 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: 40 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: 88 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: 497-3447-5

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Schematic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Pin connections (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Application circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Output voltage vs. temperature (V
Output voltage vs. temperature (V
Output voltage vs. temperature (V
Short circuit current vs. dropout voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Line regulation vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Load regulation vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Dropout voltage vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Dropout voltage vs. output current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Adjust pin current vs. input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Adjust pin current vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Adjust pin current vs. output current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Quiescent current vs. output current. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Quiescent current vs. input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Supply voltage rejection vs. output current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Supply voltage rejection vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Supply voltage rejection vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Minimum load current vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Stability for adjustable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Stability for 2.85 V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Stability for 12 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Line transient (V
Line transient (I
Line transient (C
Load transient . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Load transient (T
Thermal protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Drawing dimension TO-220 (type STD-ST Dual Gauge) . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Drawing dimension TO-220 (type STD-ST Single Gauge) . . . . . . . . . . . . . . . . . . . . . . . . . 25
Drawing dimension tube for TO-220 Dual Gauge (mm.) . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Drawing dimension tube for TO-220 Single Gauge (mm.) . . . . . . . . . . . . . . . . . . . . . . . . . 26
Drawing dimension D²PAK (type STD-ST) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Drawing dimension D²PAK (type WOOSEOK-SUBCON.) . . . . . . . . . . . . . . . . . . . . . . . . . 29
D²PAK footprint recommended data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Drawing dimension D²PAK/A (type STD-ST) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Drawing dimension D²PAK/A (type WOOSEOK-Subcon.) . . . . . . . . . . . . . . . . . . . . . . . . . 33
D²PAK/A footprint recommended data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
O
I
ADJ
rise
= 12 to 13 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
= 200 mA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
= 1 µF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
= T
fall
= 10 µs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Doc ID 6739 Rev 24
I
I
I
= 5 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
= 15 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
= 4.25 V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
LD1086xx