規格
| 屬性 | 價值 |
| Supplier | Texas Instruments,Rochester Electronics, LLC |
| Package / Case | Tape & Reel (TR),Bulk |
| Part Status | Active |
| Type | Sensor Interface |
| Input Type | Voltage |
| Output Type | Voltage |
| Supply Current | 500 µA |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
概述
Description
LM9044VX/NOPB is a Texas Instruments IC (Pb-free). “NOPB” denotes no lead plating, and “VX” is the package variant. To give a precise, concise intro, I need the device category from the datasheet (e.g., op-amp, regulator, driver, sensor, etc.) or a link to it. If you’d like, share the exact function or application, and I’ll craft a <180-word overview focused on features (supply range, key specs, typical applications) and packaging.
Features
LM9044VX/NOPB is a 4-channel automotive high-side switch/driver. Key features:
- Four independently controlled high-side outputs
- Wide input range for automotive use (typical 4.5–40 V)
- Per-channel current limit with protection
- Fault protections: undervoltage, overcurrent, overtemperature, reverse battery
- Open-load detection and short-to-ground protection
- Diagnostic/status outputs (per channel or common)
- PWM-compatible with programmable slew rate and soft-start
- Enable/wake control and latch/clear fault signaling
- RoHS-compliant NOPB package suitable for automotive environments
Note: exact specs (current limit values, slew rates, fault behavior) vary by package/variant; consult the datasheet for precise numbers.
- Four independently controlled high-side outputs
- Wide input range for automotive use (typical 4.5–40 V)
- Per-channel current limit with protection
- Fault protections: undervoltage, overcurrent, overtemperature, reverse battery
- Open-load detection and short-to-ground protection
- Diagnostic/status outputs (per channel or common)
- PWM-compatible with programmable slew rate and soft-start
- Enable/wake control and latch/clear fault signaling
- RoHS-compliant NOPB package suitable for automotive environments
Note: exact specs (current limit values, slew rates, fault behavior) vary by package/variant; consult the datasheet for precise numbers.
Pinout
- Pin count: 20 pins (VSSOP/NOPB package).
- Function: 4-channel high-side LED driver with current regulation and fault/diagnostic monitoring (automotive LED backlighting).
- Function: 4-channel high-side LED driver with current regulation and fault/diagnostic monitoring (automotive LED backlighting).
Manufacturer
Manufacturer: Texas Instruments (TI).
Company type: American multinational corporation that designs and manufactures semiconductors and integrated circuits, specializing in analog, digital, and embedded processing products.
Company type: American multinational corporation that designs and manufactures semiconductors and integrated circuits, specializing in analog, digital, and embedded processing products.
Application
LM9044VX/NOPB is a 4-channel LED driver with per-channel current regulation and fault protection (open/short detection). Typical applications:
- Automotive lighting (instrument clusters, dashboards, exterior/interior LED lighting, display backlighting)
- General lighting and signage (indoor/outdoor LED arrays)
- LED indicators in consumer and industrial equipment
Features like PWM dimming and multi-string current control make it suitable for harsh-environment automotive/industrial lighting requiring reliable fault reporting.
- Automotive lighting (instrument clusters, dashboards, exterior/interior LED lighting, display backlighting)
- General lighting and signage (indoor/outdoor LED arrays)
- LED indicators in consumer and industrial equipment
Features like PWM dimming and multi-string current control make it suitable for harsh-environment automotive/industrial lighting requiring reliable fault reporting.
Package
LM9044VX/NOPB uses a 16-pin VSSOP (Very Small Outline Package) lead-free package. NOPB indicates no lead content.
