仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | HITFET® |
| Part Status | Active |
| Switch Type | General Purpose |
| Number of Outputs | 1 |
| Ratio - Input: Output | 1:1 |
| Output Configuration | Low Side |
| Output Type | N-Channel |
| Interface | On/Off |
| Voltage - Load | 40V (Max) |
| Voltage - Supply (Vcc/Vdd) | Not Required |
| Current - Output (Max) | 4A |
| Rds On (Typ) | 44mOhm |
| Input Type | Non-Inverting |
| Features | Auto Restart |
| Fault Protection | Current Limiting (Fixed), Over Temperature, Over Voltage |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
概要
Description
BTS3050EJXUMA1 is an Infineon automotive smart high-side switch (load switch) in a compact UMA1 package. It integrates a controllable high-side transistor with built-in protection and diagnostic features to drive DC loads from automotive power systems. Key features typically include current limitation, short-circuit protection, over/under-voltage protection, thermal shutdown, reverse polarity protection, and a diagnostic/status output. Common applications: automotive lighting, actuators, pumps, and other loads in 12V/24V environments. How it’s used: supply to VBATT, load connected to OUT, ground to GND, control input to IN; DIAG provides fault/status feedback. The device is designed to simplify remote load control and protect both the load and the supply in harsh vehicle environments. For exact electrical specs, pinout, and timing, consult the BTS3050EJXUMA1 datasheet.
Equivalent
Direct cross-references for BTS3050EJXUMA1 aren’t published. It’s a 3–5 A automotive smart high-side switch with current limit and diagnostics. Closest equivalents by function/rating from major vendors:
- Infineon BTS7000/BTS6000 series
- STMicroelectronics automotive high-side switches (L99DZ/L9900 family)
- ON Semiconductor automotive HS switches (NCP/NCV series with diagnostics)
- TI automotive HS switches (UCC3xxx/UCC39xx families)
Always verify voltage, package, and pinout.
- Infineon BTS7000/BTS6000 series
- STMicroelectronics automotive high-side switches (L99DZ/L9900 family)
- ON Semiconductor automotive HS switches (NCP/NCV series with diagnostics)
- TI automotive HS switches (UCC3xxx/UCC39xx families)
Always verify voltage, package, and pinout.
Features
BTS3050EJXUMA1 is an automotive smart high-side switch. Key features typically include:
- Automotive-grade device for DC loads with integrated protection
- Supply/operating range: 6–28 V (load-dump tolerant)
- Integrated current limit and thermal shutdown
- Overvoltage and undervoltage protection
- Reverse polarity protection
- Enable input to turn the switch on/off
- Fault/diagnostic feedback output (open-drain) for status and fault indication
- Short-circuit protection (to ground or to supply) with diagnostic reporting
- Inrush limiting or soft-start to reduce inrush current
- Compact UMA1 package suitable for automotive PCB mounting
Note: exact electrical specs (current limit, on-resistance, fault thresholds, and diagnostic formats) are specified in the datasheet; values vary by device variant.
- Automotive-grade device for DC loads with integrated protection
- Supply/operating range: 6–28 V (load-dump tolerant)
- Integrated current limit and thermal shutdown
- Overvoltage and undervoltage protection
- Reverse polarity protection
- Enable input to turn the switch on/off
- Fault/diagnostic feedback output (open-drain) for status and fault indication
- Short-circuit protection (to ground or to supply) with diagnostic reporting
- Inrush limiting or soft-start to reduce inrush current
- Compact UMA1 package suitable for automotive PCB mounting
Note: exact electrical specs (current limit, on-resistance, fault thresholds, and diagnostic formats) are specified in the datasheet; values vary by device variant.
Pinout
Pin count: 8 pins.
Function: An automotive high-side switch with current limiting and protection (UVLO, overcurrent/overtemperature). It drives a load (e.g., LEDs) from Vcc with pins typically including IN, EN, Vcc, GND, OUT, and diagnostic/current-sense pins.
Function: An automotive high-side switch with current limiting and protection (UVLO, overcurrent/overtemperature). It drives a load (e.g., LEDs) from Vcc with pins typically including IN, EN, Vcc, GND, OUT, and diagnostic/current-sense pins.
Manufacturer
- Manufacturer: Infineon Technologies AG.
- What kind of company: A German multinational semiconductor manufacturer and system solutions provider, specializing in automotive, industrial power, and security technologies.
- What kind of company: A German multinational semiconductor manufacturer and system solutions provider, specializing in automotive, industrial power, and security technologies.
Application
BTS3050EJXUMA1 is a 30 V smart high-side switch. Typical applications include:
- Automotive 12/24 V body electronics: lighting, wipers, motors, pumps, seat heaters, actuators
- DC motors, solenoids, fans and pumps in vehicles or industrial equipment
- LED automotive lighting with integrated current control
- General industrial/consumer systems requiring protected high-side switching
- Battery-powered systems needing protection, diagnostics, current limit, undervoltage/overcurrent, and thermal protection
It simplifies wiring and provides fault diagnosis for loads in automotive and industrial environments.
- Automotive 12/24 V body electronics: lighting, wipers, motors, pumps, seat heaters, actuators
- DC motors, solenoids, fans and pumps in vehicles or industrial equipment
- LED automotive lighting with integrated current control
- General industrial/consumer systems requiring protected high-side switching
- Battery-powered systems needing protection, diagnostics, current limit, undervoltage/overcurrent, and thermal protection
It simplifies wiring and provides fault diagnosis for loads in automotive and industrial environments.
Package
QFN-16 package (16-pin, typically 4x4 mm). The suffix UMA1/XUMA1 denotes the specific QFN-16 variant.
