L9779WDAT2 vs L9678PTR 比較
詳細並排比較 L9779WDAT2 由 STMicroelectronics 與 L9678PTR 由 STMicroelectronics. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
STMicroelectronics
L9779WDAT2 - Multifunction Engine Management PMIC | STMicroelectronics
L9779WDAT2 ✓ 啟用中
規格比較
| 參數 | L9779WDAT2 | L9678PTR |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 類別 | Power Management | Power MOSFET Drivers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Product Type | Multifunction Automotive Power Management IC (PMIC) | Automotive Airbag System Basis IC (SBI) |
| 功能 | Engine management system-basis chip with integrated drivers | — |
| Supply Voltage Range | 2.9 V to 5.5 V (main logic supply) | — |
| Communication Interface | SPI (Serial Peripheral Interface) | — |
| Process Technology | BCD6S (ST proprietary mixed-signal) | — |
| 封裝 | 64-pin HiQUAD (HQFP-64) power package with exposed pad | 64-LQFP (10x10 mm) |
| 安裝類型 | Surface Mount | Surface Mount |
| Output Channels | Configurable power stages + OUT21-OUT28 stepper/driver stages | — |
| Integrated Regulators | 5V and 3.3V linear regulators (typ.) | — |
| Watchdog | Integrated SPI-configurable watchdog timer | — |
| Driver Type | High-side / low-side configurable predrivers for external N-MOSFETs | — |
| 工作溫度範圍 | -40 C to +150 C (AEC-Q100 automotive grade-0, typ.) | -40 C to +95 C |
| AEC-Q100 Qualification | Qualified (automotive grade) | — |
| RoHS 狀態 | Compliant | Compliant |
| Lead-Free | Yes | — |
| MSL 等級 | [DATA_NEEDED: MSL rating per JEDEC J-STD-020] | 3 (168 hours) |
| Operating Voltage (VBAT) | — | 6 V to 18 V (load-dump tolerant up to 40 V) |
| Integrated Linear Regulator 1 | — | 5 V with external pass transistor |
| Integrated Linear Regulator 2 | — | 3.3 V fully integrated |
| Optional Regulator | — | 7.2 V via external pass transistor (for PSI5 sensor supply) |
| Satellite Sensor Interface Channels | — | 4 channels (analog / PSI5 selectable) |
| PSI5 Support | — | Yes (Manchester-coded remote sensor interface) |
| Battery Cut-off Switch | — | Yes (high-side) |
| Energy Reserve Management | — | Yes (external reservoir capacitor) |
| VDDQ Supply Pins | — | 2 (5 V and 3.3 V I/O compatible) |
| SPI Control Interface | — | Yes (MCU communication, watchdog-linked) |
| Automotive Grade | — | AEC-Q100 capable |