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ADUM3151BRSZ-RL7
+NomenclatureDGTL ISO 3.75KV 7CH SPI 20-SSOP
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FabricantAnalog Equipment GmbH.
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Pièce fabricant #ADUM3151BRSZ-RL7
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Fiche technique ADUM3151BRSZ-RL7 DataSheet
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Spécifications
| Attribut | Valeur |
| Series | iCoupler®, SPIsolator™ |
| Part Status | Active |
| Technology | Magnetic Coupling |
| Type | SPI |
| Isolated Power | No |
| Number of Channels | 7 |
| Inputs - Side 1 / Side 2 | 5/2 |
| Channel Type | Unidirectional |
| Voltage - Isolation | 3750Vrms |
| Common Mode Transient Immunity (Min) | 25kV/µs |
| Data Rate | 34Mbps |
| Propagation Delay tp LH / tp HL (Max) | 14ns, 14ns |
| Pulse Width Distortion (Max) | 2ns |
| Rise / Fall Time (Typ) | 2.5ns, 2.5ns |
| Voltage - Supply | 3V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 20-SSOP (0.209", 5.30mm Width) |
| Supplier Device Package | 20-SSOP |
| Base Product Number | ADUM3151 |
Présentation
Description
Key features of the ADUM3151 include a wide supply voltage range, low power consumption, and high electromagnetic compatibility (EMC). It also has a high common-mode transient immunity (CMTI), which makes it reliable in environments with rapid voltage changes. The ADUM3151BRSZ-RL7 is RoHS compliant and typically comes in a small 20-lead SSOP package, facilitating easy integration into various circuit designs. Overall, this digital isolator provides a dependable and efficient solution for maintaining signal integrity across isolated domains.
Equivalent
1. TI ISO7741
2. Silicon Labs Si8661
3. Broadcom ACPL-C797
These equivalents may vary slightly in specifications like isolation voltage, channel configuration, and data rate, so it's important to ensure they meet your specific application requirements. Always compare the datasheets to ensure compatibility.
Features
The isolator utilizes iCoupler technology, which offers reliable and efficient digital isolation. It also provides low power consumption with quiescent currents as low as 2.6 mA per channel at 5 V. The ADUM3151BRSZ-RL7 comes in a 16-lead, wide-body SOIC package, ensuring ease of integration and space efficiency on PCBs.
Additional features include default low output, fail-safe low when power is removed, and a high-temperature operation range from -40°C to +125°C. These characteristics make it suitable for harsh environments in industrial and instrumentation applications, ensuring both performance and safety.
Pinout
Key features and functions:
- The device offers four channels of isolation.
- It is typically used to isolate SPI communication interfaces, providing isolation between the master and slave devices.
- It uses iCoupler® technology to achieve robust isolation.
- The ADUM3151 supports data rates of up to 17 Mbps.
- It provides a high common-mode transient immunity.
- The device is suitable for a range of applications, including data acquisition, industrial control, and communications systems.
The ADUM3151BRSZ-RL7 is a surface-mount device with a small form factor, making it suitable for space-constrained applications that require reliable signal isolation.
Manufacturer
Application
1. Industrial Automation: Ensures safe data communication between different industrial subsystems.
2. Power Supply Systems: Facilitates isolation in DC-DC converters and power management circuits.
3. Automotive Electronics: Used in electric vehicle systems for isolating control signals.
4. Medical Equipment: Provides isolation in patient-connected devices to ensure safety.
5. Data Acquisition Systems: Isolates analog and digital signals to enhance data integrity.
6. Microcontroller Interfaces: Used for isolating microcontroller or processor interfaces in embedded systems.
These applications benefit from the ADUM3151’s high-speed and reliable isolation capabilities.