| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| VIPER53ESP-E | STMicroelectronics | $2.8074 | Switching Regulator, Current-mode, 2.3A, 300kHz Switching Freq-Max, PDSO10 | VIPER53SPTR-E vs VIPER53ESP-E |
| VIPER53ESPTR-E | STMicroelectronics | $3.7547 | Switching Regulator, Current-mode, 2.3A, 300kHz Switching Freq-Max, PDSO10 | VIPER53SPTR-E vs VIPER53ESPTR-E |
| VIPER53ESP13TR | STMicroelectronics | Check for Price | Switching Regulator, Current-mode, 2.3A, 300kHz Switching Freq-Max, PDSO10 | VIPER53SPTR-E vs VIPER53ESP13TR |
| VIPER53ESP | STMicroelectronics | Check for Price | Switching Regulator, Current-mode, 2.3A, 300kHz Switching Freq-Max, PDSO10 | VIPER53SPTR-E vs VIPER53ESP |
| VIPER53SP13TR | STMicroelectronics | Check for Price | Switching Regulator, Current-mode, 2.3A, 300kHz Switching Freq-Max, PDSO10 | VIPER53SPTR-E vs VIPER53SP13TR |
Part Details for VIPER53SPTR-E by STMicroelectronics
Results Overview of VIPER53SPTR-E by STMicroelectronics
- Distributor Offerings: (6 listings)
- Number of FFF Equivalents: (5 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
VIPER53SPTR-E Information
VIPER53SPTR-E by STMicroelectronics is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for VIPER53SPTR-E
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
497-6173-6-ND
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DigiKey | IC OFFLINE SW FLBACK 10POWERSO Container: Digi-Reel |
0 Digi-Reel® |
|
Buy Now | |
|
DISTI #
497-6173-2-ND
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DigiKey | IC OFFLINE SW FLBACK 10POWERSO Container: Tape & Reel |
0 Tape & Reel |
|
Buy Now | |
|
DISTI #
497-6173-1-ND
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DigiKey | IC OFFLINE SW FLBACK 10POWERSO Container: Cut Tape |
0 Cut Tape |
|
Buy Now | |
|
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STMicroelectronics | Fixed frequency off line converter COO: Singapore Min Qty: 1 | 337 |
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$1.8700 / $3.1800 | Buy Now |
|
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Future Electronics | VIPER53 Series 19 V Off Line Primary Switcher Surface Mount - POWERSO-10 RoHS: Compliant pbFree: Yes Min Qty: 600 Package Multiple: 600 Lead time: 14 Weeks Container: Reel | 0Reel |
|
$1.8700 / $1.9000 | Buy Now |
|
|
Chip Stock | AC to DC Switching Converter Off-Line Switcher 300kHz T/R 10-Pin PowerSO EP | 7233 |
|
RFQ |
US Tariff Estimator: VIPER53SPTR-E by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
VIPER53SPTR-E CAD Models
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VIPER53SPTR-E Part Data Attributes
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VIPER53SPTR-E
STMicroelectronics
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Datasheet
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Compare Parts:
VIPER53SPTR-E
STMicroelectronics
Switching Regulator, Current-mode, 2.3A, 300kHz Switching Freq-Max, PDSO10
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| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | SOIC | |
| Package Description | Power, Sop-8 | |
| Pin Count | 10 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Factory Lead Time | 14 Weeks | |
| Analog IC - Other Type | Switching Regulator | |
| Control Mode | Current-Mode | |
| Control Technique | Pulse Width Modulation | |
| Input Voltage-Nom | 13 V | |
| JESD-30 Code | R-PDSO-G10 | |
| JESD-609 Code | e3 | |
| Length | 9.4 Mm | |
| Moisture Sensitivity Level | 3 | |
| Number of Functions | 1 | |
| Number of Terminals | 10 | |
| Output Current-Max | 2.3 A | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | SOP | |
| Package Equivalence Code | SOP10,.55FL | |
| Package Shape | Rectangular | |
| Package Style | Small Outline | |
| Peak Reflow Temperature (Cel) | 250 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 3.65 Mm | |
| Surface Mount | Yes | |
| Switcher Configuration | Single | |
| Switching Frequency-Max | 300 Khz | |
| Terminal Finish | Matte Tin (Sn) - Annealed | |
| Terminal Form | Gull Wing | |
| Terminal Pitch | 1.27 Mm | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 7.5 Mm |
Alternate Parts for VIPER53SPTR-E
This table gives cross-reference parts and alternative options found for VIPER53SPTR-E. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of VIPER53SPTR-E, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
VIPER53SPTR-E Frequently Asked Questions (FAQ)
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STMicroelectronics recommends a 4-layer PCB with a solid ground plane, and a separate layer for the high-voltage power supply. The layout should also minimize the loop area of the high-frequency circuits to reduce EMI.
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To ensure reliable start-up, ensure that the input voltage rises slowly (dv/dt < 50 V/ms) and the input capacitor is properly sized to filter out voltage spikes. Also, add a soft-start circuit to limit the inrush current.
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The maximum allowed voltage drop across the internal switch is 1.5 V. Exceeding this limit may reduce the device's reliability and lifespan.
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Use an overvoltage protection (OVP) circuit to limit the input voltage to 38 V, and an undervoltage lockout (UVLO) circuit to prevent the device from operating below 8 V.
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Use a heat sink with a thermal resistance of < 10°C/W, and ensure good airflow around the device. Also, consider using a thermal interface material (TIM) to improve heat transfer.