Product Summary

The PT5101A-5.0 is a 1-A positivestep-down, Integrated Switching Regu-lators (ISRs). The PT5101A-5.0 is a linear replace-ment, provide significant benefits inboth efficiency and power dissipation.They are recommended for use in a widevariety of on-board power regulationapplications. These include computer,data storage, industrial controls, andbattery powered equipment. Modulesare laser-trimmed for optimal outputvoltage accuracy, and exhibit excellentline and load regulation. The PT5101A-5.0 also features output current limitingand thermal shutdown protection.

Parametrics

PT5101A-5.0 absolute maximum ratings: (1)Output Current: 1.0A; (2)Input Voltage Range: 26VDC; (3)Set Point Voltage Tolerance: 2%; (4)Temperature Variation: 0.5%; (5)Line Regulation: 10mV; (6)Vo Ripple (pk-pk): 2%; (7)Transient Response: 200μs.

Features

PT5101A-5.0 features: (1)90%+ Efficiency; (2)Internal Short-Circuit Protection; (3)Pin-Compatible with 3-TerminalLinear Regulators; (4)Laser-Trimmed Output Voltage; (5)Over-Temperature Protection; (6)Small Footprint; (7)Wide Input Range; (8)5-Pin Mount Option(Suffixes L & M).

Diagrams

PT5101A-5.0 block diagram

PT510
PT510
Sharp Microelectronics
Photodetector Transistors PT501 with Base Terminal Connection
Data Sheet
Negotiable 
PT5100
PT5100
Other

Data Sheet
Negotiable 
PT5101A
PT5101A
Texas Instruments
DC/DC Converters 5Vout 1A Wide Inpt Pos Step-Down ISR
Data Sheet
0-1: $10.36
1-25: $8.74
25-100: $8.02
100-250: $7.31
PT5101C
PT5101C
Texas Instruments
DC/DC Converters 5Vout 1A Wide Inpt Pos Step-Down ISR
Data Sheet
0-1: $10.36
1-25: $8.74
25-100: $8.02
100-250: $7.31
PT5101CT
PT5101CT
Texas Instruments
DC/DC Converters 5Vout 1A Wide Inpt Pos Step-Down ISR
Data Sheet
0-127: $7.57
127-200: $7.57
200-250: $6.95
250-500: $6.61
PT5101G
PT5101G
Texas Instruments
DC/DC Converters 5Vout 1A Wide Inpt Pos Step-Down ISR
Data Sheet
0-1: $9.13
1-25: $7.76
25-100: $7.21
100-250: $6.62