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Replacement voltage regulators for the 7805
Replacement voltage regulators for the 7805
One of the biggest worries for all vintage computer owners is the power supply damaging the computer with heat or over voltage. It is simple to replace your old 7805 with modern switch mode replacements.
5V switching Reg, 1.5A, 7.5W
5V switching Reg, 1.5A, 7.5W
A drop in replacement for a 78 series 05 with a switch mode power supply!
DC/DC Converter, Okami, ITE, 1 Output, 7.5 W, 5 V, 1.5 A, OKI Series
FEATURES £8
FEATURES £8
7-36Vin 5Vout
Fixed Output: 5V @ 1.5A
Vertical SIP or horizontal mount, small footprint package
“No heat sink” direct replacement for 3-terminal 78xx-series linear regulators
High efficiency with no external components
Short circuit protection
Outstanding thermal derating performance
UL/EN/IEC 60950-1, 2nd Edition safety approvals
Specification
Output R/N 75mVp-p
Regulation line ±0.25% Load ±0.40%
Efficiency Min 89% Typical 90.5%
Dimensions 10.4 x 8.64 x 16.5
This is a non isolated board mount DC/DC converter. This is high efficiency switching regulators and ideal substitutes of LM78xx series three-terminal linear regulators. The converter features high efficiency, low loss, short circuit protection, positive or negative output voltage, and there is no need for a heat sink. This product is widely used in applications such as industrial control, instrumentation and electric power.
Product Overview £6
Product Overview £6
5VDC output voltage and 1000mA max output current
±4% max linear regulation at full load, input voltage range
±0.6% max load regulation at nominal input, 10% -100% load
75mVp-p ripple & noise
No-load input current as low as 0.1mA
Output short-circuit protection
Pin-out compatible with LM78XX linear regulators
IEC60950, UL60950, EN60950 approved
Operating ambient temperature range from -40°C to +85°C
The VR20 provides a cost effective compact efficient switching regulator solution operating from a wide range DC input. Output voltages start from 2.5V and the VR20 consumes as little as 0.1mA when idle.
Product Overview £8.5
Product Overview £8.5
Non Isolated 2A Switching Regulator
Wide Input Range to 36V
SIP3 Package
High Efficiency to 96%
Class B Conducted & Radiated Emissions
Short Circuit Protection
Low 0.1mA Standby Input Current
-40°C to +85°C Operation
MTBF >2MHrs
2 Year Warranty
In line protection
In line protection
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