CUI PTK25

1/4
PTK25 Screw Terminal Series DC-DC Converter
REV. 06-2007
Features
·U-Frame w/Screw Terminals
·Wide 2:1 input range
·Fully isolated
·Output voltage trimmable
·Output on/off control
·Over-current protection
·Over-voltage protection
·Six-sided EMI shielding
·Constant switching frequency
·High efficiency
·Compact size 2.25”x3.0”x0.67”
·-40°C~85°C Models available
·Din-rail mount available
·3 year warranty
Model 1
Number
PTK25-D24-S3-T
PTK25-D24-S5-T
PTK25-D24-S12-T
PTK25-D24-S15-T
PTK25-D24-D5-T
PTK25-D24-D12-T
PTK25-D24-D15-T
PTK25-D48-S3-T
PTK25-D48-S5-T
PTK25-D48-S12-T
PTK25-D48-S15-T
PTK25-D48-D5-T
PTK25-D48-D12-T
PTK25-D48-D15-T
Output
Power
(max)
19.8W
25.0W
24.0W
24.0W
25.0W
24.0W
24.0W
19.8W
25.0W
24.0W
24.0W
25.0W
24.0W
24.0W
Input
Voltage
Output
Voltage
18-36VDC
18-36VDC
18-36VDC
18-36VDC
18-36VDC
18-36VDC
18-36VDC
36-72VDC
36-72VDC
36-72VDC
36-72VDC
36-72VDC
36-72VDC
36-72VDC
3.3VDC
5VDC
12VDC
15VDC
±5VDC
±12VDC
±15VDC
3.3VDC
5VDC
12VDC
15VDC
±5VDC
±12VDC
±15VDC
Output
Current
(max)
6.0A
5.0A
2.0A
1.6A
2.5A
1.0A
0.8A
6.0A
5.0A
2.0A
1.6A
2.5A
1.0A
0.8A
Ripple & Noise 2
mV P-P
Efficiency
(Typ.)
100
100
120
150
75/75
120/120
150/150
100
100
120
150
75/75
120/120
150/150
80%
85%
89%
89%
84%
88%
87%
81%
85%
89%
89%
84%
88%
87%
Note: 1 All models are also available in an extended temperature range of -40°C~85°C. For these models,
append “M” to the model number, e.g. PTK15-Q48-S5M-T.
2 Ripple & noise measured with a 20MHz bandwidth, off a 10uF electrolytic and a 0.1uF ceramic cap in parallel at the
ouptut.
Derating Curve
V-Infinity, LLC, 9615 SW Allen Blvd Suite 103, Beaverton, OR 97005
www.v-infinity.com
1-866-372-1258
2/4
PTK25 Screw Terminal Series DC-DC Converter
REV. 06-2007
Input
Parameter
Input voltage range
Conditions/Description
Remote on/off control
Output turn-on 3
Switching frequency
Output turn-off
Constant
Min
18
Nom
24
Max
36
Units
VDC
VDC
36
48
72
2.5V
0V
(open)
(short)
300
5.5V
0.8V
KHz
Note: 3 Output defaults to “on” when there is no connection to the “CNT” pin.
Output
Parameter
Output trim range
Set point accuracy
Line regulation
(Low line to high line)
Load regulation
Minimum load
Ripple and noise
Conditions/Description
Min
Nom
Max
Units
With external trim resistors
-5%
+5%
Single output
-2%
+2%
Dual output
-3%
+3%
Single output models
-0.25%
+0.25%
Dual output models
-2.5%
+2.5%
Triple: main output (Vout)
-0.25%
+0.25%
auxillary outputs (+Vaux / -Vaux)
-5%
+5%
Single output models - no load to full load
-0.25%
+0.25%
Dual output models - balanced loads
-2.5%
+2.5%
Triple: main output (Vout)
-0.25%
+0.25%
auxillary outputs(+Vaux / -Vaux) - with 10% load
-5%
+5%
on Vout and balanced loads on +Vaux and -Vaux
Converters will not be damaged if loading conditions are less than minimum specified loads,
but regulation specs may not be met
See chart
Protection
Parameter
Conditions/Description
Min
Nom
Over-current
Continuous auto recovery 4
105%
Over-voltage
Internally zener clamped 4
110%
Note: 4 Continuous operation in a protected state may compromise long-term reliability.
Max
Units
135%
140%
General
Parameter
Efficiency
Dielectric withstand
Insulation resistance
Agency standards
Case material
Material flammability
Weight
Continuous/Description
Min
Typical at full load
77%
Input/case, input/output, output/case
500
at 500 VDC
100M
Approved to UL60950, CSA C22.2 No. 60950, TUV EN60950
MTBF
MIL-HDBK-217F
Operating temperature Regular models - see derating curve.
Extended temperature models
Storage temperature
Humidity
Operating(non-condensing)
V-Infinity, LLC, 9615 SW Allen Blvd Suite 103, Beaverton, OR 97005
Nom
Max
83%
Units
VAC
Ohms
Zn
94 V-0
80
(2.82)
450k
-20
-40
-40
5%
www.v-infinity.com
grams
(ounces)
hours
+71
°C
+85
°C
+105
°C
95%
RH
1-866-372-1258
3/4
PTK25 Screw Terminal Series DC-DC Converter
REV. 06-2007
Single Output
Dual Output
V-Infinity reserves the right to make changes to its products or to discontinue any product or service without notice, and to advise customers to verify the most up-to-date product
information before placing orders. V-Infinity assumes no liability or responsibility for customer's applications using V-Infinity products other than repair or replacing (at V-I's option) VInfinity products not meeting V-I's published specifications. Nothing will be covered outside of standard product warranty.
V-Infinity, LLC, 9615 SW Allen Blvd Suite 103, Beaverton, OR 97005
www.v-infinity.com
1-866-372-1258
VDRP-03
PC FILE NAME:
21.0
45.0
34.0
COPYRIGHT 2006 BY CUI INC.
M4
(2 PLCS)
4.0
22.5
7.7
9.2
2.5
4.7
1.5
47.0
Optional DIN Rail Mounting Bracket
9.0
2.5
2.0
1.5
9.0 11.0
3.5
REV.
A
a division of CUI INC
ZRJ
DRAWN BY:
VDRP-03
APPROVED BY:
UNITS:
DIN RAIL MOUNTING BRACKET
PART NO.
TITLE:
DATE
10/13/2006
1:1
A
SCALE:
MM [INCHES]
REV:
RoHS
20050 SW 112th Ave.
Tualatin, OR 97062
Phone: 503-643-4899
800-275-4899
Fax: 503-372-1266
Website: www.v-infinity.com
DESCRIPTION
NEW DRAWING