PJA300F
SPECIFICATIONS
CASE SIZE/WEIGHT
COOLING METHOD
102X41X190mm [4.02X1.61X7.48 inches] (Excluding terminal block and screw) (WXHXD) / 1.0kg max
Forced cooling (internal fan)
OTHERS
*
*
7
5
WARRANTY WARRANTY
5 years (subject to the operating conditions)
*1 This is the result of measurement of the testing board with capacitors of *3 Consult us about dynamic load and input response.
isolated from input, output, and FG.
22mF and 0.1mF placed at 150 mm from the output terminals by a 20
MHz oscilloscope or a ripple-noise meter equivalent to Keisoku-Giken
RM103.
*4 Output power derating is required. Refer to “Derating”.
*5 See 4 in Instruction Manual for more details.
*
Do not use the power supply in overcurrent conditions or in unspecified
input voltage ranges. Otherwise the internal components may be
damaged.
*6 Consult us about safety agency approvals for the models with optional functions.
*7 The fan speed slows down at no load.
See 1.6 of Instruction Manual for more details.
*
*
Parallel operation is not possible with this mode.
Sound noise may be heard from the power supply when used for
pulse load.
*2 Drift is the change in DC output for an eight hour period after a half-hour *8 Consult us about other classes.
warm-up at 25C.
*9 The RC terminal is added to option –R models. The RC terminal is
Features
-
-
-
-
-
-
-
Cost-effective
Longer life (see Instruction Manual)
Low profile (meets 1U height = 41 mm or 1.61 inches)
Wide operating temperature range (-20 to +70 Refer to “Derating”)
Slow fan speed at no load
Complies with SEMI F-47
Many optional functions
Block diagram
FUSE
250V 10A
INRUSH
CURRENT
LIMIT
NOISE
FILTER
RECTIFIER
AC IN 85 - 264V
FG
CURRENT
SENSING
CONTROL
BOOSTER
INDUCTOR
RECTIFIER
AND
FILTER
CURRENT
SENSING
CONTROL
OVER VOLTAGE
PROTECTION
INVERTER
CONTROL
RECTIFIER
AND
FILTER
INVERTER
DC OUT
THERMAL
PROTECTION
CONTROL
FAN
External view
The external size of –V option and –R option models is different from the standard model. See “6. Options and Others” in Instruction
Manual for more details.
16.8 1.5 (LED)
[0.66]
12.7 1.5 (potentiometer)
[0.5]
Name plate
4-M4
Mounting Hole
(Bottom side)
20max
LED
[0.79max]
Output voltage
adjustable potentiometer
Output terminal(+)
Output terminal(–)
FG(
AC(N)
AC(L)
)
Terminal cover
M4
12.5
[0.49]
150 0.5
[5.91]
16.6 1.5
[0.65]
190
5max
[7.48]
[0.2max]
¶ Tolerance : 1 [ 0.04]
¶
¶
¶
¶
¶
¶
¶
¶
Weight
PCB Material/thickness
Chassis material
Case material : Galvanizing steel
Dimensions in mm, [ ]=inches
Mounting torque : 1.2N m max
Screw tightening torque : 1.6N m max
Connect the input FG to safety earth ground.
: 1.0kg max
AIR FLOW
:
FR-4 / 1.6mm [0.06inches]
:
Aluminum
19.5
[0.77]
150 0.5
[5.91]
4-M4
Mounting Hole
June 25, 2020
PJA-7