L4931CD33 STMicroelectronics, L4931CD33 Datasheet - Page 3

• Manufacturer Part Number: L4931CD33
• Description: IC REG VLDO 250MA 3.3V 8-SOIC
• Manufacturer: STMicroelectronics

Specifications of L4931CD33

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: Up to 20V
• Voltage - Dropout (typical): 0.4V @ 250mA
• Number Of Regulators: 1
• Current - Output: 250mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Primary Input Voltage: 5.3V
• Output Voltage Fixed: 3.3V
• Dropout Voltage Vdo: 400mV
• No. Of Pins: 8
• Output Current: 300mA
• Voltage Regulator Case Style: SOIC
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -

List of figures
Figure 1.
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Figure 3.
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Figure 5.
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Figure 7.
Figure 8.
Figure 9.
Schematic diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Pin connections (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Line regulation vs temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Dropout voltage vs temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Supply current vs input voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Supply current vs temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Short circuit current vs dropout voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
SVR vs input voltage signal frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
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