Page 1 - MPD MSR7810W Datasheet
P. 1



MSR7810W Series





Low Cost, Non-isolated

Wide Input, Single Output

POL Switching Regulators



Electrical Specifi cations
Key Features: Specifi cations typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifi cations subject to change without notice.
• Effi ciency to 96% Input
• 1.0A Output Current Parameter Conditions Min. Typ. Max. Units
• EN 60950 Approved No-Load Input Current Positive Output 0.1 1.0 mA
• Short Circuit Protected Input Filter Capacitor Filter
• Right Angle Pins Available 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 50 300 mV
Short Circuit Input Power 0.1 1.0 W
Output Short Circuit Continuous (Autorecovery)
General
Parameter Conditions Min. Typ. Max. Units
Isolation Voltage Not Isolated
MSR7810-033W/MSR7810-05W 420 520 620
Switching Frequency kHz
All Other Models 580 680 780
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
292 Page Street Storage Temperature Range -55 +125 °C
Suite D Lead Temperature 1.5 mm From Case For 10 Sec 260 °C
Stoughton, MA 02072 Cooling Free Air Convection
USA Humidity RH, Non-condensing 95 %
Physical
T: (781) 344-8226
F: (781) 344-8481 Case Size See Mechanical Diagram (Page 4)
E: sales@micropowerdirect.com Case Material Non-Conductive Black Plastic (UL-94V0)
W: www.micropowerdirect.com Weight 0.133 Oz (3.8g)
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
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