Page 1 - MPD MSR7805W Datasheet
P. 1



MSR7805W Series





Low Cost, Non-isolated

Wide Input, Single Output

POL Switching Regulators



Key Features: Electrical Specifi cations
Specifi cations typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifi cations subject to change without notice.
• Effi ciency to 95% Input
• 0.5A Output Current Parameter Conditions Min. Typ. Max. Units
• EN 60950 Approved No-Load Input Current Positive Output 0.2 1.5 mA
• Short Circuit Protected Input Filter Capacitor Filter
• Compact SIP Case Reverse Polarity Input Not Allowed, Could Damage the Unit
• LM78xx Replacement Output
• Wide Input Range Parameter Conditions Min. Typ. Max. Units
• Negative Output Capability 3.3 VOUT Model ±2.0 ±4.0
Output Voltage Accuracy %
• -40ºC to +85ºC Operation All Other Models ±2.0 ±3.0
• Low Noise Line Regulation Full Load, VIN = Min to Max ±0.2 ±0.4 %
Load Regulation Nom Input, IOUT = 10% to 100% ±0.4 ±0.6 %
Ripple & Noise (20 MHz) See Note 2 20 75 mV P - P
Thermal Impedance 85 °C/W
Temperature Coeffi cient 0.03 %/°C
Transient Recovery Time, See Note 3 0.5 1.0 mS
25% Load Step Change
Transient Response Deviation 50 250 mV
Short Circuit Input Power 0.2 1.0 W
Output Short Circuit Continuous (Autorecovery)
General
Parameter Conditions Min. Typ. Max. Units
Isolation Voltage Not Isolated
Switching Frequency 550 850 kHz
EMI Characteristics
Parameter Standard Criteria Level
Radiated Emissions, See Note 4 EN 55022 B
Conducted Emissions, See Note 4 EN 55022 B
ESD EN 61000-4-2 B ±4 kV Contact
RS EN 61000-4-3 A 10V/m
EFT, See Note 5 EN 61000-4-4 B ±1 kV
Surge, See Note 5 EN 61000-4-5 B ±1 kV
CS EN61000-4-6 A 3V rms
Environmental
Parameter Conditions Min. Typ. Max. Units
Operating Temperature Range Ambient -40 +25 +85 °C
MicroPower Direct Storage Temperature Range -55 +125 °C
292 Page Street Lead Temperature 1.5 mm From Case For 10 Sec 260 °C
Suite D Cooling Free Air Convection
Stoughton, MA 02072 Humidity RH, Non-condensing 95 %
USA
Physical
T: (781) 344-8226 Case Size See Mechanical Diagram (Page 4)
F: (781) 344-8481 Case Material Non-Conductive Black Plastic (UL-94V0)
E: sales@micropowerdirect.com Weight 0.063 Oz (1.8g)
W: www.micropowerdirect.com
Reliability Specifi cations
Parameter Conditions Min. Typ. Max. Units
MTBF MIL HDBK 217F, 25°C, Gnd Benign 2.0 MHours
Safety Approvals UL 60950, EN 60950

www.micropowerdirect.com
   1   2   3   4