STMicroelectronicsSPak-7 (7 leads + Tab)RoHS
LDR2533K7-R
IC REG LINEAR 2.5V/3.3V 7SPAK
Category
Subcategory
Pmic Voltage Regulators Linear
Package
SPak-7 (7 leads + Tab)
Status
Obsolete
Price available on request
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | STMicroelectronics |
| Model | LDR2533K7-R |
| Package / Case | SPak-7 (7 leads + Tab) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C |
| Voltage - Input (Max) | 15V |
| Voltage - Output | 2.5V, 3.3V |
| Current - Output | 500mA, 1A |
| Supplier Device Package | 7-SPAK |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
LDR2533K7-R by STMicroelectronics is a power conversion IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 15V, output 2.5V, 3.3V. The SPak-7 (7 leads + Tab) package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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All Technical Specifications
| PSRR | 70dB (120Hz) |
| Output Type | Fixed |
| Control Features | Enable |
| Current - Output | 500mA, 1A |
| Protection Features | Over Current, Over Temperature, Short Circuit |
| Number of Regulators | 2 |
| Output Configuration | Positive |
| Voltage - Input (Max) | 15V |
| Voltage Dropout (Max) | 0.8V @ 1A |
| Current - Supply (Max) | 1.6 mA |
| Current - Quiescent (Iq) | 50 µA |
| Voltage - Output (Min/Fixed) | 2.5V, 3.3V |
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