Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Applications | Transformer Driver |
| Supply Current | 1mA |
| Voltage - Supply | 2.25V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
Tổng quan
Description
SN6505AQDBVRQ1 is Texas Instruments’ automotive-qualified SN6505A transformer-driver IC in a DBV package. It powers an isolated DC domain by driving a small external transformer in a push‑pull configuration. The IC provides the drive/oscillator; the transformer primary transfers energy to the secondary, where a rectifier/regulator creates an isolated output (3.3 V, 5 V, etc., depending on your design). External components (transformer, diodes, filter) determine the secondary voltage and current. Typical uses include powering isolated subsystems in automotive and industrial systems (e.g., isolated microcontrollers, sensors, or transceivers). The “AQ” suffix signals automotive qualification; “DBVRQ1” relates to packaging/reel data. For exact electrical specs (input range, isolation, current capability) and recommended reference designs, consult the SN6505A data sheet and TI application notes.
Features
SN6505AQDBVRQ1 is TI’s automotive-grade isolated transformer-driver. Key features:
- Isolated DC-DC power driver that drives an external transformer primary with a push-pull output
- Internal oscillator; switching frequency adjustable via external components
- Requires external transformer, rectifier, and filter on the secondary to generate the isolated rail
- 8-pin QFN package (QDBVRQ1), Pb-free, RoHS compliant
- Automotive temperature range (A-grade device)
- Small footprint with low quiescent current
- Suitable for compact isolated power solutions in automotive/industrial applications
- Isolated DC-DC power driver that drives an external transformer primary with a push-pull output
- Internal oscillator; switching frequency adjustable via external components
- Requires external transformer, rectifier, and filter on the secondary to generate the isolated rail
- 8-pin QFN package (QDBVRQ1), Pb-free, RoHS compliant
- Automotive temperature range (A-grade device)
- Small footprint with low quiescent current
- Suitable for compact isolated power solutions in automotive/industrial applications
Pinout
- Pin count: 8 pins (8-pin package).
- Function: TI SN6505AQDBVRQ1 is an 8-pin transformer-driver IC used to generate an isolated power supply. It drives the primary of an external transformer in a push-pull configuration, with inputs for Vcc and enable, and the secondary side is rectified to provide an isolated output.
- Function: TI SN6505AQDBVRQ1 is an 8-pin transformer-driver IC used to generate an isolated power supply. It drives the primary of an external transformer in a push-pull configuration, with inputs for Vcc and enable, and the secondary side is rectified to provide an isolated output.
Manufacturer
- Manufacturer: Texas Instruments (TI).
- What kind of company: An American multinational semiconductor company that designs and manufactures analog, mixed-signal, and embedded processing integrated circuits.
- What kind of company: An American multinational semiconductor company that designs and manufactures analog, mixed-signal, and embedded processing integrated circuits.
Application
SN6505AQDBVRQ1 is TI’s transformer‑driver IC used to generate isolated power rails. Typical application areas include:
- Isolated power for microcontrollers/digital ICs in industrial automation and control
- Data-communications and networking gear (telecom, RS-485/RS-232, CAN, USB isolators)
- Automotive electronics (isolated sensors/ECUs and gateways)
- Medical devices requiring galvanic patient/isolation safety
- Instrumentation, measurement, and test equipment needing compact isolated supply
- Any system needing a small, reliable isolated DC‑DC converter powered from a single 5V input via an external transformer
- Isolated power for microcontrollers/digital ICs in industrial automation and control
- Data-communications and networking gear (telecom, RS-485/RS-232, CAN, USB isolators)
- Automotive electronics (isolated sensors/ECUs and gateways)
- Medical devices requiring galvanic patient/isolation safety
- Instrumentation, measurement, and test equipment needing compact isolated supply
- Any system needing a small, reliable isolated DC‑DC converter powered from a single 5V input via an external transformer
Package
DBV package. SN6505AQDBVRQ1 is in TI’s DBV package, which is an 8-pin VSSOP (Very Small Outline) style package.
