onsemi SG1577SZ DC DC Switching Controllers
Regulator Output DC-DC Controller IC 20-SOIC

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
SG1577SZ
Detailed Description
IC REG CTRLR BUCK/BOOST 20-SOP
Package
20-SOIC (0.295", 7.50mm Width)
Key Features
Package / Case: 20-SOIC (0.295", 7.50mm Width); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
SG1577SZ Datasheet
Quick Jump:
Technical Specifications
onsemi SG1577SZ DC DC Switching Controllers technical specifications.
General
Package / Case
20-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
8V ~ 15V
Lifecycle Status
Obsolete
Number of Outputs
2
Duty Cycle Max
95%
Alternate Parts Comparison (SG1577SZ vs SG6742HRSY vs SG6516DZ_SB82275 vs SG6516DZ)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 20-SOIC | 8-SOIC | 16-DIP | 16-DIP |
| Mounting Type | Surface Mount | Surface Mount | Through Hole | Through Hole |
| Operating Temperature | -40°C ~ 85°C (TA) | -- | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 8V ~ 15V | 10.5V ~ 22V | -- | -- |
| Duty Cycle Max | 95% | -- | -- | -- |
| Number of Outputs | 2 | -- | -- | -- |
| Number of Voltages Monitored | -- | -- | 4 | 4 |
| Output | -- | -- | Open Drain or Open Collector | Open Drain or Open Collector |
| Type | -- | -- | Multi-Voltage Supervisor | Multi-Voltage Supervisor |
| Voltage Threshold | -- | -- | 3.3V, 5V, 12V, 12V | 3.3V, 5V, 12V, 12V |
| Action |
More Parts in DC DC Switching Controllers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.