Overview of LT1619EMS8#TRPBF High-Reliability Synchronous Step-Down PMIC
The LT1619EMS8#TRPBF is a rugged Power Management IC (PMIC) from Analog Devices Inc. (ADI), engineered as a synchronous step-down DC/DC converter for industrial, telecom, and energy applications. It integrates high-side and low-side MOSFETs, eliminating the need for discrete switching components, and supports a wide input voltage range to handle diverse power sources??from industrial 24V rails to telecom 48V backups. This integration streamlines power supply designs, reduces bill-of-materials (BOM) costs, and ensures stable output for sensitive electronics like PLCs, sensors, and telecom transceivers. For trusted sourcing and consistent supply, visit ICメーカー.
Technical Parameters of LT1619EMS8#TRPBF Sync Step-Down PMIC
Core Performance & Voltage Regulation Specifications
| パラメータ | 価値 |
|---|---|
| PMIC Function Type | Synchronous step-down DC/DC converter with integrated MOSFETs |
| 入力電圧範囲 | 4.5V ?C 36V |
| 調整可能な出力電圧範囲 | 0.8V ?C 18V (via external resistor divider) |
| Peak Continuous Output Current | 2A (typical, 25??C) |
| Key Functional Features | Current mode control, 200kHz?C2MHz adjustable freq, overcurrent (OCP)/overtemp (OTP) protection, soft-start |
Power Efficiency & Packaging Details
| パラメータ | 価値 |
|---|---|
| ピーク効率 | 94% (typical, 12V input ?? 5V output, 1A load) |
| Quiescent Current (No Load) | 25??A (typical, output enabled) |
| 動作温度範囲 | -40??C to 125??C (industrial grade) |
| Switching Frequency Control | Externally adjustable (200kHz ?C 2MHz) via resistor |
| パッケージタイプ | 8-pin EMS8 (Lead-Free Mini-Small Outline Package, MSOP) |
Advantages of LT1619EMS8#TRPBF Over Traditional PMIC Alternatives
The LT1619EMS8#TRPBF stands out with its integrated MOSFETs, wide input range, and compact MSOP package??core strengths of ADI??s industrial PMIC portfolio. Unlike discrete step-down solutions (which require separate controllers, external MOSFETs, and input filters), its all-in-one architecture cuts BOM costs by 30% and reduces PCB complexity by 25%. This is critical for space-constrained industrial systems like sensor nodes or PLC modules, where every component and millimeter impacts deployment feasibility.
ベストセラー商品
??ADI??s LT1619 transformed our industrial sensor power supplies,?? says Mike Torres, Senior Automation Engineer at InduTech Systems??a leading industrial hardware provider. ??The LT1619EMS8#TRPBF??s 4.5V?C36V input handled our factory??s 24V grid spikes, while its 94% efficiency reduced heat in our enclosed control panel. The 8-pin MSOP also saved 25% PCB space, letting us add an extra sensor port.?? Compared to non-synchronous PMICs (88?C90% efficiency), its 94% peak efficiency cuts heat generation, eliminating the need for bulky heat sinks. Its 2A output also outperforms low-current alternatives (1A max), powering small industrial actuators without voltage drops during heavy loads??avoiding costly production downtime.
あいおいニッセイ同和損保のエコシステムは開発を加速する。 EVAL-LT1619 Evaluation Kit includes a pre-wired LT1619EMS8#TRPBF, test points, and USB interface, letting engineers validate voltage regulation, efficiency, and protection features in hours. Paired with ADI??s Power Management Studio (free for frequency tuning and OCP setup), development time is cut by 35% vs. manual coding. ADI??s 15+ year lifecycle commitment also ensures long-term supply??critical for industrial and telecom clients with multi-year production runs, addressing a top pain point for B2B buyers in regulated sectors.
注目商品
Typical Applications for LT1619EMS8#TRPBF
The LT1619EMS8#TRPBF excels in industrial-grade PMIC designs where wide input range, efficiency, and reliability are non-negotiable:
- 産業オートメーション： Powers PLCs, wireless sensor modules, and small motor drives??4.5V?C36V input works with industrial 24V/48V grids, -40??C to 125??C temp range withstands factory heat/cold, and overcurrent protection guards against short circuits.
- Telecommunications and Networking: Supports 5G small cells and outdoor routers??stable 5V/3.3V output for transceivers, low 25??A quiescent current preserves backup battery life, and compact MSOP package fits dense base station enclosures.
- エネルギーとパワー Regulates voltage for solar-powered sensor nodes and battery management systems (BMS)??wide input handles solar panel voltage swings (12V?C24V), 94% efficiency reduces energy waste, and industrial temp range withstands outdoor conditions.
Frequently Asked Questions About LT1619EMS8#TRPBF
Why is a synchronous step-down PMIC with integrated MOSFETs better for industrial use?
Synchronous step-down PMICs with integrated MOSFETs eliminate discrete switching components, reducing PCB space by 25% and failure points by 50%??critical for industrial systems that run 24/7. The LT1619EMS8#TRPBF??s MOSFETs are optimized for low on-resistance (20m??), boosting efficiency to 94% vs. discrete setups (88?C90%). Lower on-resistance also reduces heat, avoiding costly thermal management solutions like fans or large heat sinks in enclosed control panels.
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How does the 4.5V?C36V wide input range benefit industrial and telecom systems?
The 4.5V?C36V range lets the PMIC handle diverse, unstable power sources: industrial 24V grids, telecom 48V backups, and solar 12V?C24V panels. For industrial systems, it tolerates voltage spikes (up to 36V) from machinery, eliminating external surge protectors and cutting BOM costs by 15%. For telecom, it works with both primary 48V and backup 12V batteries, ensuring continuous operation during power transitions??key for 24/7 network uptime.
What value does the 8-pin MSOP package add to compact industrial designs?
The 8-pin MSOP package has a tiny 5mm ?? 3mm footprint, saving 25% PCB space compared to larger SOIC packages. This is essential for compact systems like industrial sensor nodes or 5G small cells, where enclosure size is fixed. Its surface-mount design also enables automated pick-and-place assembly, reducing human error and production time??critical for B2B manufacturers scaling to high-volume runs (e.g., 10k+ industrial sensor modules).
How does the 94% peak efficiency impact industrial and energy operations?
94% efficiency means only 6% of input power is lost as heat??critical for energy-conscious industrial and energy systems. For a solar-powered sensor node with a 500mAh battery, this extends runtime from 100 days to 130 days, cutting maintenance costs. For industrial PLCs, it reduces heat in control panels, extending component life by 2x and avoiding unplanned downtime. Unlike lower-efficiency PMICs, it also avoids thermal throttling of sensors, maintaining measurement precision during long production runs.
Which ADI tools support testing and configuring the LT1619EMS8#TRPBF?
あいおいニッセイ同和損保 EVAL-LT1619 Evaluation Kit includes a pre-configured LT1619EMS8#TRPBF, input/output test points, and a USB-to-analog bridge. The free Power Management Studio software enables real-time monitoring of output voltage/current, adjustment of switching frequency (200kHz?C2MHz), and setup of overcurrent/overtemp protection thresholds. These tools let engineers validate designs in days, cutting development time by 35% and ensuring faster time-to-market for industrial PMIC products.
