Overview
The LCP02-150B1RL, produced by STMicroelectronics, is a protection IC specifically designed to safeguard Subscriber Line Interface Circuits (SLICs) operating on both negative and positive battery supplies, as well as high voltage SLICs. This component provides crowbar mode protection for both TIP and RING lines, ensuring robust surge suppression through two thyristor structures, one for positive surges and one for negative surges. The positive and negative threshold levels are programmable via two gates (Gn and Gp), allowing for flexible and reliable protection against various types of surges.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Pulse Current (IPP) | 30 A (10/1000 µs) | A |
| Holding Current (IH) | 150 mA min. | mA |
| Gate Triggering Current (IG) | 5 mA max. | mA |
| Maximum Negative Battery Voltage Range (VGN max) | -110 to 0 V | V |
| Maximum Positive Battery Voltage Range (VGP max) | 0 to +95 V | V |
| Total Battery Supply Voltage (∆Vbat max) | 190 V | V |
| Operating Temperature Range | -20 to +85 °C | °C |
| Storage Temperature Range | -55 to +150 °C | °C |
| Lead Solder Temperature (10s duration) | 260 °C | °C |
| Package | SO-8W | - |
| RoHS Compliance Grade | Ecopack2 | - |
Key Features
- Protection IC recommended for ringing SLICs
- Wide firing voltage range: -110 V to +95 V
- Low gate triggering current: IG = 5 mA max.
- Peak pulse current: IPP = 30 A (10/1000 µs)
- Holding current: IH = 150 mA min.
- UL497B approved (file E136224)
- Compliance with various standards: UL1950, IEC 60950 / CSA C22.2, UL1459, TIA-968-A, Bellcore Core, ITU-T, and FCC Part 68
- UL94 V0 resin approved
- Dual battery supply voltage SLICs support: negative and positive battery supply configurations
Applications
- Central Office (CO)
- Private Branch Exchange (PBX)
- Digital Loop Carrier (DLC)
- Asymmetrical Digital Subscriber Line (ADSL G.Lite)
- Fiber in the Loop (FITL)
- Wireless Local Loop (WLL)
- Hybrid Fiber Coax (HFC)
- ISDN Terminal Adapter
- Cable modem
Q & A
- What is the primary function of the LCP02-150B1RL?
The LCP02-150B1RL is designed to protect Subscriber Line Interface Circuits (SLICs) from surges and overvoltages, particularly in ringing SLIC applications.
- What is the operating voltage range of the LCP02-150B1RL?
The component operates within a voltage range of -110 V to +95 V.
- What is the peak pulse current (IPP) rating of the LCP02-150B1RL?
The peak pulse current (IPP) is rated at 30 A for a 10/1000 µs pulse.
- What standards does the LCP02-150B1RL comply with?
The component complies with various standards including UL1950, IEC 60950 / CSA C22.2, UL1459, TIA-968-A, Bellcore Core, ITU-T, and FCC Part 68.
- What is the holding current (IH) of the LCP02-150B1RL?
The holding current (IH) is 150 mA minimum.
- What is the gate triggering current (IG) of the LCP02-150B1RL?
The gate triggering current (IG) is 5 mA maximum.
- What is the operating temperature range of the LCP02-150B1RL?
The operating temperature range is -20 to +85 °C.
- What package type is the LCP02-150B1RL available in?
The component is available in an SO-8W package.
- Is the LCP02-150B1RL RoHS compliant?
Yes, it is RoHS compliant with an Ecopack2 grade.
- What are some common applications of the LCP02-150B1RL?
Common applications include Central Office (CO), Private Branch Exchange (PBX), Digital Loop Carrier (DLC), and various other telecom and network devices.
