MicroVerter® Series

High Reliability/COTS DC/DC Converters

	Encapsulated & Environmentally Rugged Package
	Extremely Low Thermal Resistance
	-40°C to 100°C Operation Baseplate- Standard
	-55°C to 125°C Operation Baseplate- Optional
	Remote On/Off, Parallel and Remote Sense Functions
	Auto-Recovery from OTP/OCP/OVP Circuits

Model Number	Output Voltage	Output Amps	Trim Range	Over Voltage Protection (Non-Shutdown, Auto Recovery. lout = 50% Rated)	Transient Response Deviation (20-80% Output Amps, 0.5A/µs)	Transient Response Settling Time (20-80% Output Amps, 0.5A/µs, ± 1% V)
UV300-5-164	5V	50A	4.0-5.5 VDC	5.9-6.6 VDC	100mV typ.	100µs typ.
UV300-12-164	12V	25A	10.8-13.2 VDC	14.7-15.8 VDC	800mV typ.	200µs typ.
UV300-15-164	15V	20A	12.0-16.5 VDC	17.6-19.75 VDC	800mV typ.	200µs typ.
UV300-24-164	24V	12.5A	21.6-26.4 VDC	28.3-31.7 VDC	1600mV typ.	200µs typ.
UV300-28-164	28V	11A	25.2-30.8 VDC	31.2-35.0 VDC	166MV typ.	200µs typ.

	Multiple Configurations Available
S=	Synchronization 330-400KHz
T=	-55°C to 100°C Operating Temperature
C=	Conformal Coating
E=	-55°C to 125°C Operating Temperature (Consult tech@astrodyne.com for output power rating)
RL=	No Pure Tin
LF=	RoHS Compliant
	(ex. UV300-12-164-STCRL)

UV 300-164 series

Input Specifications

Input Voltage (+In to -In)	-0.3VDC min., 400VDC max. (continuous)
Input Voltage	220VDC-400VDC
Transient Input Voltage (+In ŧФη)	-0.3VDC min., 450VDC max. (100 msec. Max.)
Input/Output Isolation	4500VDC max.
Input/Case Isolation	2500VDC max.
Output/Case Isolation	500VDC max.
Input Ripple Rejection	70dB typ. (f=120Hz, Vin ripple= 15V p-p)

General Specifications

Environmental Specifications

Operating Temperature	-40 to +110°C (Standard), -55 to +110°C (T), -55 to +130°C (E)
Thermal Resistance, Case to Ambient	4.2°C/W typ. (free air, no heatsink, Tc=100°C)
Storage Temperature	-40 to +100°C baseplate (Standard), -55 to +100°C baseplate (T), -55 to +125°C baseplate (E)
Soldering Temperature (Wave Solder)	260°C max. (<5 sec.)

Notes

Output Specifications

Output Voltage	See Selection Chart Above
Set Point Accuracy	±1% max.
Load Regulation	0.05% typ., 0.2% max (0 to Full Load)
Line Regulation	0.05% typ., 0.2% max. (Vin min to Vin max.)
Voltage Drift w/ Temperature	0.02%/°C max. (Tc min to Tc max)
Ripple and Noise	±3% max.
Input Current	1.9Amps max.
Output Power	See Selection Chart Above
Overcurrent Inception Point	115% Rated ± 10%, 130% Rated max. (Vout=95% of Vout nominal)
Current Limit	115% F.L. typ. (Vout = 95% Vout nominal)
Current Sharing(Parallel Operation)	5% typ. (using Parallel Pin Connection or PDM)
Short Circuit	170 % max. (220V<Win<400V, Rshort=15Ω)
Switching Frequency	370KHz typ. (Standard Model), 300KHz typ. (-S Sync Option)
Switching Frequency Range	330KHz to 440KHz (using Optional Sync Pin and External Sync Signal)
Efficiency	82% min.
Remote Sense Compensation	0.5VDC max. (May be OVP limited)
Over Temperature Shut-Down Temp (Tc)	105°C typ. (Standard & T), 130°C (E)
Over Temperature Restart Temp (Tc)	85°C typ. (Standard & T), 105°C (E)
Start-up voltage	175VDC typ., 200VDC max.
Input Under Voltage Lock Out	130VDC typ.
Turn-On Time	18 msec, typ, 30msec max. (220<Vin<400V, Tc=25°C), 40msec (220<Vin<400V, -40°C<Tc<+°C)
Logic On/Off Enable Signal	Open VDC (Positive Logic, open collector enables. Do not pull up.)
Logic On/Off Disable Signal	0.6 VDC max. (On/Off=1mA_
Logic On/Off Turn-On Time	5.0 msec, typ., 10 msec, max.

Physical Specifications