AS1339 - Evaluation Board
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AS1339 EB (pdf) |
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AS1339 - Evaluation Board Application Note AS1339 Evaluation Board Application Note AS1339 - Evaluation Board Application Note Board Description Figure 1 Board Description - Connector Figure 2 Board Description Measurement Points Connector Description Label A B C D E F Name VIN GND LDO1 LDO2 VPA REFIN Input Voltage Ground LDO1 Output Connector LDO2 Output Connector Step-Down Output Connector DAC Controlled Input Info Input voltage ranging from 2.7V to 5.5V Output voltage 2.85V Output voltage ranging from 0.8V to 3.75V Reference voltage for step-down converter Measurement Points Description Label K L M N O P Q R S T U Name PA_EN EN1 EN2 GND IN1 IN2 VPA LDO1 LDO2 LX REFIN Enable for Step-Down Enable for LDO1 Enable for LDO2 Ground. Power Input for the Step-Down Power Input for the LDO’s Output of the Step-Down Output of the LDO1 Output of the LDO2 External Inductor Reference Input Info Measurement Points AS1339 - Evaluation Board Application Note Jumper Description Label Name Info PA_EN Enable Jumper StepDown ON = The Step-Down of the AS1339 is on. OFF = The Step-Down of the AS1339 is off. Enable Jumper LDO1 ON = The LDO1 of the AS1339 is on. OFF = The LDO1 of the AS1339 is off. Enable Jumper LDO2 ON = The LDO2 of the AS1339 is on. OFF = The LDO2 of the AS1339 is off. Voltage Divider Pull - up R2, R1 |
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