HP 6624A

HP 6624A
Preliminary Information
Leak Risk	Medium
Mounting Technology	Through Hole
Capacitor Types	Aluminum Electrolytic, Tantalum, Ceramic, Paper Epoxy
Destructive Entry	No
Power Requirements
Power Connector	IEC C13/C14 Socket

The 6624A is a four channel programmable power supply made by HP/Agilent/Keysight.

Known Issues

Contains Rifa Capacitors

Causes

There are a lot of Rifa epoxy coated Paper capactitors in the device that are part of critical circuits

Solutions

Replace them

Disassembly Notes

This device was configurable with different ratings for the four power channels. Internally it contains a central power distribution section and four distinct PCBs for each output. It also has an extremely large and heavy transformer.

Original Parts

Channel Output Boards

Capacitor Specifications and Footprint Information
RefDes	Qty	Capacitance	Voltage	Mount	Height	Lead Spacing	Type	Brand	Series
	2	22 nF	250V	Through Hole	13mm	15mm	Y2 Class Line Filter	Rifa	PME 271 Y
C315	1	2.2 nF	250V	Through Hole	7mm	10mm	Y2 Class Line Filter	Rifa	PME 271 Y
	1	15 nF	250V	Through Hole	10mm	15mm	Y2 Class Line Filter	Rifa	PME 271 Y

Replacement Parts

Basic PCB Name

Capacitors
RefDes	Qty	Compatible Part Number	Order Links
	2	R413I2220CKM1K / C43Q1223K6SC000	Digikey Mouser LCSC
C315	1	R413F122050P0K / C43Q1222K30C000	Digikey Mouser LCSC
		R413I215040M1M	Digikey Mouser

If parts are not available or different selection is preferred, you can use the values in the Original Parts section to perform a parametric search.