SP6654EB SIPEX | Alldatasheet
Document overview
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Technical content
Date: 02/18/05 SP6654 Evaluation Board Manual Copyright Sipex Corporation
DESCRIPTION
The SP6654 Evaluation Board is designed to help the user evaluate the performance of the SP6654 for use as a single Li-Ion battery Step-Down DC-DC Converter. The SP6654 operates from 2.7V to 5.5Vinput, with the highest efficiency in the range 3.0V to 4.2V where the Li-Ion battery has the most energy. The SP6654EB evaluation board is a complete power supply circuit to provide ease of evaluation for the DC/DC Converter performance. FIGURE 1. SP6654 3.3V OUTPUT EVALUATION BOARD SCHEMATIC
10.0 SP6654U1
FIGURE 2. SP6654 1.5V OUTPUT EVALUATION BOARD SCHEMATIC +5.5V power supply. Connect with short leads directly to the “Vin” and “Gnd” posts. Table 1. Operating Mode Definition 0 0 Shutdown. All internal circuitry is di sabled and the power switches are opened.
Table 2. SP6654EB BILL OF MATERIALS Table 3. SP6654 PIN ASSIGNMENT externally. Vout below threshold pulls this node to ground. Vout above threshold, this node is open.