diff --git a/power-sequencer/ucd90160.hpp b/power-sequencer/ucd90160.hpp
new file mode 100644
index 0000000..6457396
--- /dev/null
+++ b/power-sequencer/ucd90160.hpp
@@ -0,0 +1,108 @@
+#pragma once
+
+#include <algorithm>
+#include <map>
+#include <vector>
+#include "device.hpp"
+#include "pmbus.hpp"
+#include "types.hpp"
+
+namespace witherspoon
+{
+namespace power
+{
+
+/**
+ * @class UCD90160
+ *
+ * This class implements fault analysis for the UCD90160
+ * power sequencer device.
+ *
+ */
+class UCD90160 : public Device
+{
+    public:
+
+        UCD90160() = delete;
+        ~UCD90160() = default;
+        UCD90160(const UCD90160&) = delete;
+        UCD90160& operator=(const UCD90160&) = delete;
+        UCD90160(UCD90160&&) = default;
+        UCD90160& operator=(UCD90160&&) = default;
+
+        /**
+         * Constructor
+         *
+         * @param[in] instance - the device instance number
+         */
+        UCD90160(size_t instance);
+
+        /**
+         * Analyzes the device for errors when the device is
+         * known to be in an error state.  A log will be created.
+         */
+        void onFailure() override;
+
+        /**
+         * Checks the device for errors and only creates a log
+         * if one is found.
+         */
+        void analyze() override;
+
+        /**
+         * Clears faults in the device
+         */
+        void clearFaults() override;
+
+    private:
+
+        /**
+         * Checks for VOUT faults on the device.
+         *
+         * This device can monitor voltages of its dependent
+         * devices, and VOUT faults are voltage faults
+         * on these devices.
+         *
+         * @return bool - true if an error log was created
+         */
+        bool checkVOUTFaults();
+
+        /**
+         * Checks for PGOOD faults on the device.
+         *
+         * This device can monitor the PGOOD signals of its dependent
+         * devices, and this check will look for faults of
+         * those PGOODs.
+         *
+         * @param[in] polling - If this is running while polling for errors,
+         *                      as opposing to analyzing a fail condition.
+         *
+         * @return bool - true if an error log was created
+         */
+         bool checkPGOODFaults(bool polling);
+
+        /**
+         * Creates an error log when the device has an error
+         * but it isn't a PGOOD or voltage failure.
+         */
+        void createPowerFaultLog();
+
+        /**
+         * The read/write interface to this hardware
+         */
+        pmbus::PMBus interface;
+
+        /**
+         * Keeps track of device access errors to avoid repeatedly
+         * logging errors for bad hardware
+         */
+        bool accessError = false;
+
+        /**
+         * Map of device instance to the instance specific data
+         */
+        static const ucd90160::DeviceMap deviceMap;
+};
+
+}
+}