Features
- Input voltage range of 1.7V to 5.5V
- 6-channel power sequencer with Power-Good output
- Sequential power-on in fixed order, power-off in reverse order using Up/Down direction control
- Independent, individually programmable inter-rail delays
- Two selectable power-on control schemes
- VDD window voltage monitoring
- Open-drain power-on outputs
- Pb-free/RoHS-compliant
- Halogen-free
- STQFN-20 package
SLG7SQ50535V Block Diagram
Description
The SLG7SQ50535V is a compact 6-channel power sequencer designed to manage controlled power-up and power-down of multiple voltage rails in complex electronic systems. It provides six sequential enable outputs and an integrated Power-Good (PG) output for power status monitoring, helping ensure reliable sequencing and fault management. With programmable control inputs, low power consumption, and flexible sequencing schemes, the device simplifies multi-rail power management while reducing board space requirements.
For custom configurations, visit GreenPAK™ Programmable Mixed-Signal Products.
Parameters
| Attributes | Value |
|---|---|
| Monitored Inputs | 2 |
| Bias Voltage Range (V) | 1.71 - 5.5 |
| Sequenced Voltages | 1.71 - 5.5 |
| Enable | Active High |
| Initial Startup Requirements | x1 UVLO, x1 ON/OFF, x1 SEL_IN, x1 LEVEL_CONTROL |
| Power Down Sequencing | Yes |
| Logic Level (s) | CMOS |
| Preset Or Adjustable Sequence | Preset Order |
| Sequenced Output Control | Open Drain NMOS |
| Advanced Features | Configurable Hardware Device |
Package Options
| Pkg. Type | Lead Count (#) |
|---|---|
| STQFN | 20 |
Product Comparison
| SLG7SQ50535 | SLG7SQ50520 | SLG7SQ50521 | SLG7SQ50533 | |
| Pkg. Type | STQFN | STQFN | STQFN | STQFN |
| Lead Count (#) | 20 | 12 | 14 | 14 |
| Bias Voltage Range | 1.71 - 5.5 | 1.71 - 5.5 | 2.3 - 5.5 | 2.3 - 5.5 |
| Enable | Active High | Active High | Active High | Active High |
| Preset Or Adjustable Sequence | Preset Order | Without a regulated sequence | Preset Order, Adjustable Delay | Without a regulated sequence |
| Sequenced Output Control | Open Drain NMOS | Push Pull | Push Pull | Push Pull |
| Advanced Features | Configurable Hardware Device | Configurable Hardware Device | Configurable Hardware Device, I2C compatible | Configurable Hardware Device |
Applications
- Servers and data center equipment
- Networking and communications infrastructure
- Telecommunications systems
- FPGA and processor-based platforms
- Industrial automation and control equipment
- Computing and storage systems
- AI accelerator and graphics cards
- Multi-rail power management subsystems
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