Overview
The M4Z28-BR00SH1 is a battery backup module produced by STMicroelectronics. It is part of the ZEROPOWER® SNAPHAT® family, designed to provide battery backup power for non-volatile SRAM devices in a 28-pin SOIC package. This module consists of a detachable lithium battery that snaps onto the surface-mounted SOIC package, ensuring that the battery is not exposed to the high temperatures of the surface-mount process. This two-piece solution enhances reliability and ease of use.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Nominal Battery Voltage | 2.8 | V |
| Battery Capacity | 48 | mAh |
| Battery Chemistry | Lithium Carbon Monofluoride (LiCF) | |
| Termination Style | PC Pin (Horizontal 4-Pin) | |
| Length | 21.082 | mm |
| Ambient Operating Temperature | –40 to 85 | °C |
| Storage Temperature | –40 to 85 | °C |
Key Features
- Provides battery backup power for non-volatile ZEROPOWER® SRAM devices in a 28-pin SOIC package.
- Removable battery avoids heat associated with the surface-mount process.
- Snaps directly onto the surface-mounted SNAPHAT® SOIC package.
- Keyed insertion to ensure proper assembly.
- Removable for replacement and proper disposal.
- Pb-free package and available in ECOPACK® packages.
- High point contact force and redundant connections for reliable electrical contact.
- Resistant to mechanical shock and vibration, sustaining shock levels in excess of 100 g.
Applications
The M4Z28-BR00SH1 is suitable for various applications requiring battery backup for non-volatile memory, such as:
- Industrial control systems.
- Medical devices.
- Aerospace and defense systems.
- Automotive systems.
- Any system requiring reliable battery backup for SRAM devices.
Q & A
- What is the M4Z28-BR00SH1 used for?
The M4Z28-BR00SH1 is used to provide battery backup power for non-volatile SRAM devices in a 28-pin SOIC package.
- What is the battery capacity of the M4Z28-BR00SH1?
The battery capacity of the M4Z28-BR00SH1 is 48 mAh.
- What type of battery chemistry does the M4Z28-BR00SH1 use?
The M4Z28-BR00SH1 uses Lithium Carbon Monofluoride (LiCF) battery chemistry.
- How is the battery connected to the SOIC package?
The battery is connected through two pins that fit into press-fitted sockets on the SOIC package, ensuring high reliability and low contact resistance.
- Is the M4Z28-BR00SH1 resistant to mechanical stress?
- Can the battery be replaced?
- What are the environmental compliance features of the M4Z28-BR00SH1?
The M4Z28-BR00SH1 is available in ECOPACK® packages and is Pb-free.
- What are the operating temperature ranges for the M4Z28-BR00SH1?
The ambient operating temperature range is –40 to 85°C, and the storage temperature range is also –40 to 85°C.
- How should the SNAPHAT top be inserted and removed?
The SNAPHAT top should be inserted with a force of less than 13 pounds and removed using a DIP/IC extractor tool to avoid damaging the pins or sockets.
- Are there any specific handling precautions for the M4Z28-BR00SH1?
