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Chapter 1 Overview
Read this chapter first if you use the BBU for the first time.
This chapter explains the notes you should always follow while you use the BBU, the
features of the BBU, and the hardware setup.
1. Features of this BBU
This BBU is used exclusively for NE3303-173 RAID Controller (hereafter RAID controller).
The BBU avoid the risk of losing the cached data in case of an AC power failure or a power
outrage by connecting the BBU to RAID controller in the WriteBack mode.
Features
Retention of data in Memory on RAID controller for up
Enhancement of reliability in WriteBack mode
Use of rechargeable lithium ion battery
2. Specification
Item
Specification
Remarks
NE3303-173
Maximum data retention time
72 hours(Maximum)
At full charging
Outer dimension
77 (width) × 54 (depth) x 14 (height) mm
Excluding battery control
cable
Weight
Approx. 0.1 kg
voltage rating
3.7 V
Power consumption
1.85 W
Operating
environment
Temperature 10
C to 40
C
Humidity
20% to 80%
Without condensation
Storage
environment
Temperature 0
C to 35
C
Humidity
20% to 80%
Without condensation
Life (battery back)
About 2 years
Varies depending on
operating environment
conditions
