Overview
The NCV7720 Deca, produced by onsemi, is a ten-channel half-bridge driver designed for automotive and industrial motion control applications. This device features independent controls and diagnostics, allowing the drivers to operate in forward, reverse, brake, and high impedance states. It is controlled via a 16-bit SPI interface and supports daisy chain compatibility with multiple devices. The NCV7720 is AEC-Q100 qualified and PPAP capable, ensuring it meets stringent automotive standards.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VSx Pin Voltage (DC) | VSxdcMax | -0.3 | - | 40 | V |
| I/O Pin Voltage | VioMax | -0.3 | - | 5.5 | V |
| OUTx Pin Voltage (DC) | VoutxDc | -0.3 | - | 40 | V |
| OUTx Pin Current | IoutxImax | -2.0 | - | 2.0 | A |
| Junction Temperature Range | TJ | -40 | - | 150 | °C |
| Supply Current (VS1 + VS2) - Sleep Mode | IqVSx85 | - | 1.0 | 2.5 | μA |
| Supply Current (VS1 + VS2) - Active Mode | IvsOp | - | 2.5 | 5.0 | mA |
| VCC Power-on Reset Threshold | VCCpor | - | 2.55 | 2.90 | V |
| High Side Rise Time | ThsTr | - | 4.0 | 8.0 | μs |
| Low Side Rise Time | TlsTr | - | 1.0 | 3.0 | μs |
Key Features
- Low Quiescent Current Sleep Mode
- High-Side and Low-Side Drivers Connected in Half-Bridge Configurations
- Integrated Freewheeling Protection (LS and HS)
- 0.55 A Peak Current, 2.0 A Surge Capability
- RDS(on) = 1.0 Ω (typical)
- 5 MHz SPI Communication with 16 Bit Frame Error Detection
- Daisy Chain Compatible with Multiple 8-bit Devices
- Compliance with 3.3 V and 5 V Systems
- Undervoltage and Overvoltage Lockout
- Discriminated Fault Reporting
- Over Current Protection and Over-temperature Protection
- Underload Detection
- Exposed Pad Package
- Pb-Free Device, AEC-Q100 Qualified and PPAP Capable
Applications
- Automotive Motion Control
- Industrial Motion Control
- DC Motor Management for HVAC Applications
Q & A
- What is the NCV7720 Deca used for?
The NCV7720 Deca is used for automotive and industrial motion control applications, providing ten half-bridge driver channels.
- How is the NCV7720 controlled?
The NCV7720 is controlled via a 16-bit SPI interface.
- What are the key protection features of the NCV7720?
The key protection features include undervoltage and overvoltage lockout, over current protection, over-temperature protection, and underload detection.
- Can the NCV7720 be used in daisy chain configuration?
Yes, the NCV7720 supports daisy chain operation with multiple 16-bit and 8-bit devices.
- What is the maximum junction temperature for the NCV7720?
The maximum junction temperature is 150°C.
- What is the peak current capability of the NCV7720 drivers?
The drivers have a peak current capability of 0.55 A and a surge capability of 2.0 A.
- Is the NCV7720 AEC-Q100 qualified?
Yes, the NCV7720 is AEC-Q100 qualified and PPAP capable.
- What is the typical RDS(on) value for the high-side drivers?
The typical RDS(on) value for the high-side drivers is 1.0 Ω.
- Does the NCV7720 have a sleep mode?
Yes, the NCV7720 has a low quiescent current sleep mode.
- What are the typical applications of the NCV7720?
The typical applications include automotive motion control, industrial motion control, and DC motor management for HVAC applications.
