Features
- Input voltage range of 2.3V to 5.5V
- Power-up and power-down control
- Sequential power-on/off
- Independent, individually programmable inter-channel delays
- Sequential delay architecture
- Low quiescent current
- Tiny footprint
- Pb-free/RoHS-compliant
- Halogen-free
- STQFN-14 package
Description
The SLG7SQ50521V is a compact 3-channel power sequencer designed to simplify power-up and monitoring of multi-rail systems. It provides three independently controlled output channels with integrated status flag outputs and supports I²C programmability for flexible sequencing and system control. With low power consumption and configurable operation, the device helps improve power management reliability while reducing design complexity in space-constrained applications.
For custom configurations, visit GreenPAK™ Programmable Mixed-Signal Products.
Parameters
| Attributes | Value |
|---|---|
| Monitored Inputs | 1 |
| Bias Voltage Range (V) | 2.3 - 5.5 |
| Sequenced Voltages | 2.3 - 5.5 |
| Enable | Active High |
| Initial Startup Requirements | x1 EN |
| Power Down Sequencing | Yes |
| Logic Level (s) | CMOS |
| Monitored Channels for non-compliance | Configurable |
| Preset Or Adjustable Sequence | Preset Order, Adjustable Delay |
| Sequenced Output Control | Push Pull |
| Advanced Features | Configurable Hardware Device, I2C compatible |
Package Options
| Pkg. Type | Lead Count (#) |
|---|---|
| STQFN | 14 |
Product Comparison
| SLG7SQ50521 | SLG7SQ50520 | SLG7SQ50535 | SLG7SQ50538 | |
| Pkg. Type | STQFN | STQFN | STQFN | STQFN |
| Lead Count (#) | 14 | 12 | 20 | 20 |
| Bias Voltage Range | 2.3 - 5.5 | 1.71 - 5.5 | 1.71 - 5.5 | 1.71 - 5.5 |
| Enable | Active High | Active High | Active High | Active High |
| Preset Or Adjustable Sequence | Preset Order, Adjustable Delay | Without a regulated sequence | Preset Order | Preset Order |
| Sequenced Output Control | Push Pull | Push Pull | Open Drain NMOS | Open Drain NMOS, Push Pull |
| Advanced Features | Configurable Hardware Device, I2C compatible | Configurable Hardware Device | Configurable Hardware Device | Configurable Hardware Device |
Applications
- Computing and storage systems
- Networking and communications equipment
- Telecommunications infrastructure
- FPGA and processor-based platforms
- Industrial automation and control systems
- Embedded computing devices
- Consumer electronics
- Power management subsystems