MCP1827S

Features:

• 1.5A Output Current Capability
• Input Operating Voltage Range: 2.3V to 6.0V
• Adjustable Output Voltage Range: 0.8V to 5.0V (MCP1827 only)
• Standard Fixed Output Voltages: - 0.8V, 1.2V, 1.8V, 2.5V, 3.0V, 3.3V, 5.0V
• Other Fixed Output Voltage Options Available Upon Request
• Low Dropout Voltage: 330 mV Typical at 1.5A
• Typical Output Voltage Tolerance: 0.5%
• Stable with 1.0 F Ceramic Output Capacitor
• Fast response to Load Transients
• Low Supply Current: 120 A (typ)
• Low Shutdown Supply Current: 0.1 A (typ) (MCP1827 only)
• Fixed Delay on Power Good Output (MCP1827 only)
• Short Circuit Current Limiting and Overtemperature Protection
• 5-Lead Plastic DDPAK, 5-Lead TO-220 Package Options (MCP1827)
• 3-Lead Plastic DDPAK, 3-Lead TO-220 Package Options (MCP1827S)




Application

• High-Speed Driver Chipset Power
• Networking Backplane Cards
• Notebook Computers
• Network Interface Cards
• Palmtop Computers
• 2.5V to 1.XV Regulators




Specifications

Parameter NameValueMax Input Voltage6Output Voltage (v)0.8,1.2,1.8, 2.5,3.0, 3.3, 5.0Typical Active Current (A)120Typical Dropout Voltage @ Max. lout (mV)330Typical Output Voltage Accuracy (%)0.5Output Capacitor TypeCeramic/Aluminum/Tantalum

Parameter Name	Value
Max Input Voltage	6
Output Voltage (v)	0.8,1.2,1.8, 2.5,3.0, 3.3, 5.0
Typical Active Current (A)	120
Typical Dropout Voltage @ Max. lout (mV)	330
Typical Output Voltage Accuracy (%)	0.5
Output Capacitor Type	Ceramic/Aluminum/Tantalum

V_IN ....................................................................................6.5V
Maximum Voltage on Any Pin .. (GND 0.3V) to (V_DD + 0.3)V
Maximum Power Dissipation......... Internally-Limited (Note 6)
Output Short Circuit Duration................................Continuous
Storage temperature .....................................-65°C to +150°C
Maximum Junction Temperature, TJ ...........................+150°C
ESD protection on all pins (HBM/MM) ........... 2 kV; 200V


† Notice: Stresses above those listed under "Maximum Ratings" may cause permanent damage to the device. This is a stress rating only and functional operation of the device at those or any other conditions above those indicated in the operational listings of this specification is not implied. Exposure to maximum rating conditions for extended periods may affect device reliability.

Description

The MCP1827S is a 1.5A, ceramic output cap stable, low output voltage, Low Dropout Regulator (LDO). It is part of the family of LDOs that includes 500 mA MCP1825S and 1A MCP1826S. MCP1826S comes in thermally enhanced DDPAK-3 and TO-220-3 packages as well as space-efficient SOT223-3 package.