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The B2B connector power supply requires a single nominal 5 V DC power supply. The power is usually supplied to the module through the 5 V contacts (5Vb2b) of B2B connector J5 (see chapter J5 Pin-out). The recommended minimum supply voltage is 4 V. The maximum supply voltage is 5.5 V. The recommended maximum continuous supply current is 1.5 A.
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