Part Details for VIPER222LSTR by STMicroelectronics
Results Overview of VIPER222LSTR by STMicroelectronics
- Distributor Offerings: (18 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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VIPER222LSTR Information
VIPER222LSTR 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 VIPER222LSTR
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
69AH3252RL
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Newark | Voltage Regulator, -40 To 150Deg C, |Stmicroelectronics VIPER222LSTR RoHS: Compliant Min Qty: 100 Package Multiple: 1 Date Code: 0 Container: Tape & Reel | 1427 |
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$0.6750 / $0.7780 | Buy Now |
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DISTI #
69AH3252
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Newark | Voltage Regulator, -40 To 150Deg C, |Stmicroelectronics VIPER222LSTR RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Cut Tape | 1427 |
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$0.6750 / $1.2300 | Buy Now |
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DISTI #
497-VIPER222LSTR-ND
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DigiKey | IC OFFLINE SWITCH FLYBACK 10SSOP Min Qty: 2500 Container: Tape & Reel |
56 Tape & Reel |
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$0.4828 / $0.5124 | Buy Now |
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DISTI #
497-VIPER222LSCT-ND
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DigiKey | IC OFFLINE SWITCH FLYBACK 10SSOP Min Qty: 1 Container: Cut Tape |
56 Cut Tape |
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$0.5384 / $1.0700 | Buy Now |
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DISTI #
497-VIPER222LSDKR-ND
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DigiKey | IC OFFLINE SWITCH FLYBACK 10SSOP Min Qty: 1 Container: Digi-Reel |
56 Digi-Reel® |
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$0.5384 / $1.0700 | Buy Now |
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DISTI #
V72:2272_24316011
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Arrow Electronics | AC to DC Switching Converter Flyback 4.25V 66kHz T/R 10-Pin SSOP COO: China RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 99 Weeks Date Code: 2308 Container: Cut Strips | Americas - 40 |
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$0.4671 / $0.6735 | Buy Now |
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DISTI #
V79:2366_26448522
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Arrow Electronics | AC to DC Switching Converter Flyback 4.25V 66kHz T/R 10-Pin SSOP COO: China RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 2001 | Americas - 4 |
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$0.3519 | Buy Now |
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DISTI #
V72:2272_24316011
|
Arrow Electronics | AC to DC Switching Converter Flyback 4.25V 66kHz T/R 10-Pin SSOP COO: China RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 99 Weeks Date Code: 2308 Container: Cut Strips | Americas - 40 |
|
$0.4671 / $0.6735 | Buy Now |
|
DISTI #
V79:2366_26448522
|
Arrow Electronics | AC to DC Switching Converter Flyback 4.25V 66kHz T/R 10-Pin SSOP COO: China RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 2001 | Americas - 4 |
|
$0.3519 | Buy Now |
|
DISTI #
V72:2272_24316011
|
Arrow Electronics | AC to DC Switching Converter Flyback 4.25V 66kHz T/R 10-Pin SSOP COO: China RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 99 Weeks Date Code: 2308 Container: Cut Strips | Americas - 40 |
|
$0.4671 / $0.6735 | Buy Now |
US Tariff Estimator: VIPER222LSTR 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.
VIPER222LSTR CAD Models
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VIPER222LSTR Part Data Attributes
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VIPER222LSTR
STMicroelectronics
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Datasheet
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VIPER222LSTR
STMicroelectronics
Switching Regulator, Current-mode, 66kHz Switching Freq-Max, PDSO10
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Package Description | Ssop-10 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Factory Lead Time | 18 Weeks | |
| Date Of Intro | 2020-01-22 | |
| Analog IC - Other Type | Switching Regulator | |
| Control Mode | Current-Mode | |
| Control Technique | Pulse Width Modulation | |
| Input Voltage-Max | 30 V | |
| Input Voltage-Min | 4.5 V | |
| Input Voltage-Nom | 9 V | |
| JESD-30 Code | R-PDSO-G10 | |
| JESD-609 Code | e3 | |
| Length | 4.9 Mm | |
| Moisture Sensitivity Level | 3 | |
| Number of Functions | 1 | |
| Number of Terminals | 10 | |
| Operating Temperature-Max | 150 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | SSOP | |
| Package Equivalence Code | SOP10,.25,40 | |
| Package Shape | Rectangular | |
| Package Style | Small Outline, Shrink Pitch | |
| Peak Reflow Temperature (Cel) | 260 | |
| Seated Height-Max | 1.75 Mm | |
| Supply Current-Max (Isup) | 1.6 Ma | |
| Surface Mount | Yes | |
| Switcher Configuration | Buck-Boost | |
| Switching Frequency-Max | 66 Khz | |
| Terminal Finish | Matte Tin (Sn) - Annealed | |
| Terminal Form | Gull Wing | |
| Terminal Pitch | 1 Mm | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 3.9 Mm |
VIPER222LSTR Frequently Asked Questions (FAQ)
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A good PCB layout for VIPER222LSTR involves keeping the high-frequency switching nodes (e.g., drain-source voltage) as small as possible, using a solid ground plane, and placing the input and output capacitors close to the IC. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
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To ensure reliable start-up, ensure that the input voltage rises slowly (e.g., using a soft-start circuit) and that the input capacitor is properly sized to handle the inrush current. Also, make sure the output voltage is properly regulated before enabling the load.
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The VIPER222LSTR is rated for operation from -40°C to 150°C (junction temperature). However, the maximum allowed ambient temperature range depends on the specific application and cooling conditions. Typically, the ambient temperature range is -40°C to 85°C.
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Choose input capacitors with low ESR (Equivalent Series Resistance) and high ripple current capability. For output capacitors, choose ones with low ESR and high capacitance to ensure good output voltage regulation. The datasheet provides guidelines for capacitor selection.
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To minimize EMI, use a common-mode choke and a differential-mode filter at the input, and ensure good PCB layout practices (e.g., keep high-frequency nodes small, use a solid ground plane). Additionally, consider using shielding and filtering components (e.g., ferrite beads) to reduce radiated emissions.