PS30420 pages

PS3042
high voltage power supplies
1 description
The PS3042P & PS3042N 4W power supplies provide a
closely regulated and virtually ripple free high voltage output.

2 features & applications
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recommended for photomultiplier & electron multipliers
good stability, low HF ripple and low LF noise
output voltage / current monitors and optional status LED
constant current mode (externally programmable)
positive and negative output types

3 specification
general
input voltage / current
output voltage
output polarity
line regulation
load regulation
short term drift
long term drift
noise (0.1Hz to 10Hz)
output voltage control
output current control
(see pin 9)
reference
fixed reference
variable reference
monitors
voltage monitor

current monitor
status LED (option)

protection
current (constant
current mode, pin 9)
flashover
input
temperature
operating
storage

+22V to 28V / <300mA
at full output & load
see output ratings table
(other voltages to special order)
fixed (see ordering information)
<20ppm / 1V of input voltage change
<20ppm for zero to maximum rated
load at maximum rated voltage
<15ppm during any 15 min period
after 1 hour warm up
<50ppm during 8 hours
after 1 hour warm up
6mV peak to peak
0 to +10V = 0 to 100% of rated
output voltage (±2%), input Z = 1M
0V to reference voltage = 0 to 105%
of rated output current (±2%)

connections (input)
9 off 1mm pins, 0.1” pitch
pin option (P)
lead option (L)
8 off 24AWG leads 0.5m long
connector option (C)
Molex 4 & 5 way, 0.1” pitch
use Molex housings:
22-01-2045 & 22-01-2055
package size
dimensions (P & C)
dimensions (L)
weight

95.3mm x 45.8mm x 15mm
80.9mm x 45.8mm x 24mm
100g

4 output ratings
output
voltage

output
current

ripple
(HF)

temperature
coefficient

(pk. to pk. at
maximum
output &
load)

(<100ppm to
special order)

<15mV

100ppm/ °
C

<100V to 3kV 0 to 1.3mA
+10.5V @ 3mA ±50ppm / °
C
10 turn potentiometer

5 ordering information
1000:1 voltage (±2%)
output Z = 3k
(5V or 10V monitor to special order)
0 to +10V = 0 to 100% of output
current (±2%), output Z = 10k
green = voltage mode, current < limit
red = current mode, voltage < limit
orange = overload

input voltage output voltage

part number

24V

+3kV

PS3042/24P100C

24V

-3kV

PS3042/24N100C

as above with PCB pins option
output current is limited to <115%
this may be set to a lower value,
input Z = 1M
protected against intermittent
flashover to ground
protected against input reversal

0 to +50°
C
-5 to +70°
C

PS3042/24x100P

as above with input leads option PS3042/24x100L
Part number formation example:
PS3042/24P100L, is broken down (bold / underline):
Power, Supply, maximum output voltage is 3000V,
wattage is 4W, generation 2nd, nominal input voltage is 24V, output polarity is Positive, temperaturecoefficient is 100ppm/° control & input are Leads.
C,