Specifications
| Attribute | Value |
| Supplier | onsemi |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q101 |
| Part Status | Active |
| Diode Configuration | 1 Pair Series Connection |
| Diode Type | Schottky |
| Voltage - DC Reverse (Vr) (Max) | 40 V |
| Current - Average Rectified(Io)(per Diode) | 120mA (DC) |
| Voltage - Forward (Vf) (Max) @ If | 1 V @ 40 mA |
| Speed | Small Signal =< 200mA (Io), Any Speed |
| Current - Reverse Leakage @ Vr | 1 µA @ 25 V |
| Operating Temperature - Junction | -55°C ~ 150°C |
| Mounting Type | Surface Mount |
Overview
Description
SBAS40-04LT1G is a part number for a surface-mount power-management device (likely a DC-DC converter or LED driver) from a specific vendor. Without the manufacturer or datasheet, exact specs can’t be confirmed.
What a proper intro would cover (once you have the datasheet):
- Function: what the device does (e.g., regulates a DC input to a stable output, or drives LEDs)
- Key electricals: input range, output voltage/current, power rating, efficiency
- Protections: short-circuit, over/under-voltage, over-temperature
- Package and fit: SMT package, RoHS/lead-free marking (LT1G), thermal considerations
- Applications: typical use cases (industrial, telecom, automotive, consumer electronics)
How to get precise details:
- Find the exact datasheet from the manufacturer site or distributor (DigiKey, Mouser, Octopart)
- Search by the full part number and any known family name
- Check application notes and reference designs
If you share the manufacturer or a link, I’ll give a concise, exact intro with the specs.
What a proper intro would cover (once you have the datasheet):
- Function: what the device does (e.g., regulates a DC input to a stable output, or drives LEDs)
- Key electricals: input range, output voltage/current, power rating, efficiency
- Protections: short-circuit, over/under-voltage, over-temperature
- Package and fit: SMT package, RoHS/lead-free marking (LT1G), thermal considerations
- Applications: typical use cases (industrial, telecom, automotive, consumer electronics)
How to get precise details:
- Find the exact datasheet from the manufacturer site or distributor (DigiKey, Mouser, Octopart)
- Search by the full part number and any known family name
- Check application notes and reference designs
If you share the manufacturer or a link, I’ll give a concise, exact intro with the specs.
Equivalent
I don’t want to guess and give wrong substitutes. Please confirm the chip’s key specs (package, reverse voltage Vr, average/peak forward current IF, Schottky vs switching, and any speed or Vf requirements) or paste the datasheet link. With those I’ll list direct equivalents (manufacturer and P/N) concisely.
Manufacturer
Manufacturer: Diodes Incorporated (Diodes Inc.).
What kind of company: Diodes Inc. is a publicly traded semiconductor company that designs, manufactures and supplies discrete semiconductors, logic, analog and mixed‑signal ICs for consumer, computing, communications and industrial markets.
What kind of company: Diodes Inc. is a publicly traded semiconductor company that designs, manufactures and supplies discrete semiconductors, logic, analog and mixed‑signal ICs for consumer, computing, communications and industrial markets.
Application
Applications of SBAS40-04LT1G:
- High-efficiency rectification in switch-mode power supplies (AC-DC and DC-DC)
- LED driver and lighting power supplies
- Automotive power electronics (inverters, DC-DC converters, battery charging)
- Solar energy systems (PV inverters and charge controllers)
- Uninterruptible power supplies and telecom power equipment
- Motor drive and control circuits
- General rectification duties in consumer electronics and adapters
- High-efficiency rectification in switch-mode power supplies (AC-DC and DC-DC)
- LED driver and lighting power supplies
- Automotive power electronics (inverters, DC-DC converters, battery charging)
- Solar energy systems (PV inverters and charge controllers)
- Uninterruptible power supplies and telecom power equipment
- Motor drive and control circuits
- General rectification duties in consumer electronics and adapters
Package
SMA (DO-214AC) surface-mount package.
