MB39C504-EVBSK-02, Single Output Step Down DC/DC Controller, Evaluation Board Operation Guide, Doc. No. 002-08719 Rev. *A
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3. Pin Description
Table 2. Pin Description
Component
Input or Output
Description
VIN
Input
Power supply terminal of DC/DC system.
VOUT
Output
Output of DC/DC system.
VDD
Input
Output of 5V LDO.
EN
Input
Enable input for PWM Controller.
When turning on, apply greater than 0.65V and less than 5.5V.
When turning off, apply less than 0.25V.
SLP_N
Input
Input terminal transferred to “Enhanced LPM”.
Transferred to “Enhanced LPM” by connecting to “L” level.
PWRGD
Output
Open drain output terminal with power good.
ALERT_N_VOUT
Output
No use.
PGND
-
Power Ground Terminal.
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