MSK5900RH
MSK5900RH is RAD TOLERANT ULTRA LOW DROPOUT ADJUSTABLE POSITIVE LINEAR REGULATOR manufactured by MSK.
FEATURES
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Total Dose Tested to 300K RAD (136 RADS(Si)/SEC) Ultra Low Dropout for Reduced Power Consumption External Shutdown/Reset Function Latching Overload Protection Adjustable Output Using Two External Resistors Output Current Limit Surface Mount Package
DESCRIPTION
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The MSK 5900RH is a rad tolerant adjustable linear regulator capable of delivering 4.0 amps of output current. Typical dropout is only 0.30 volts with a 1.5 amp load. An external shutdown/reset function is ideal for power supply sequencing. This device also has latching overload protection that requires no external current sense resistor. The MSK 5900RH is specifically designed for many space/satellite applications. The device is packaged in a hermetically sealed 12 pin flatpack that is lead formed for surface mount applications.
EQUIVALENT SCHEMATIC
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TYPICAL APPLICATIONS TYPICAL APPLICATIONS
Satellite System Power Supplies Switching Power Supply Post Regulators Constant Voltage/Current Regulators Microprocessor Power Supplies
PIN-OUT INFORMATION
1 2 3 4 5 6 1 VIN A VIN B VIN C GND 1 Latch Shutdown 12 11 10 9 8 7 VOUT A VOUT B VOUT C GND 2 GND 2 FB Rev. H 11/06
ABSOLUTE MAXIMUM RATINGS
+VIN IOUT TC
Supply Voltage +10V Output Current 7 4A Case Operating Temperature Range MSK5900RH K/H/E -55°C to +125°C MSK5900RH -40°C to +85°C
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TST TLD PD TC
Storage Temperature Range -65°C to +150°C Lead Temperature Range 300°C (10 Seconds) Power Dissipation See SOA Curve Junction Temperature 150°C
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ELECTRICAL SPECIFICATIONS
Parameter Input Voltage Range 2 8 Test Conditions 1 9 10m A ≤ IOUT ≤ 1.0A 10m A ≤ IOUT ≤ 1.0A R1=187Ω VFB=1.265V 10m A ≤ IOUT ≤ 1.0A VIN=7.5V Not Including IOUT Line Regulation IOUT=10m A 2.8V ≤ VIN ≤ 7.5V R1=187Ω Load Regulation 10m A ≤ IOUT ≤ 1.0A Group A Subgroup 1 2,3 Feedback Voltage 1 2,3 Feedback Pin Current 2 Quiescent Current 1,2,3 1 2,3 1 2,3...