PTK25-D48-T312 CUI Inc, PTK25-D48-T312 Datasheet - Page 2
![CONVERTER DC/DC 3.3V+/-12V OUT](/photos/8/64/86488/ptk25-d48-t312_sml.jpg)
PTK25-D48-T312
Manufacturer Part Number
PTK25-D48-T312
Description
CONVERTER DC/DC 3.3V+/-12V OUT
Manufacturer
CUI Inc
Series
V-Infinity PTK25r
Type
Isolatedr
Datasheet
1.PTK25-D48-T312.pdf
(4 pages)
Specifications of PTK25-D48-T312
Output
3.3V, ±12V
Number Of Outputs
3
Power (watts)
25W
Mounting Type
Through Hole
Voltage - Input
36 ~ 72V
Package / Case
8-DIP Module (7 Leads)
1st Output
3.3 VDC @ 3.5A
2nd Output
12 VDC @ 350mA
3rd Output
-12 VDC @ 350mA
Size / Dimension
2.00" L x 2.00" W x 0.40" H (50.8mm x 50.8mm x 10.2mm)
Power (watts) - Rated
19.95W
Operating Temperature
-20°C ~ 71°C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
4th Output
-
Other names
102-1108
PART NUMBER: PTK25
INPUT
parameter
input voltage range
remote on/off control
switching frequency
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
NOTE: 4 single output: no min. load required, dual: 10%, triple: balanced loads
PROTECTION
parameter
over-current
over-voltage
NOTE: 5 continuous operation in a protected state may compromise long-term reliability.
GENERAL
parameter
efficiency
isolation voltage
insulation resistance
agency standards
case material
material flammability
weight
MTBF
operating temperature
storage temperature
humidity
washability
20050 SW 112
constant
output turn-on
conditions/description
conditions/description
continuous auto recovery
internally zener clamped
conditions/description
output turn-off
conditions/description
with external trim resistors
single output
dual output
single output models
dual output models
triple: main output (Vout)
single output models- no load to full load
dual output models- balanced loads
triple: main output (Vout)
converters will not be damaged if loading conditions are less than minimum specified loads,
but regulation specs may not be met
see chart
typical at full load
input/case, input/output, output/case
at 500 VDC
approved to UL60950(E222889), CSA C22.2 No. 60950, TUV EN60950 (single output only)
MIL-HDBK-217F
regular models - see derating curve.
extended temperature models
operating (non-condensing)
not intended for aqueous wash
th
Ave. Tualatin, Oregon 97062
auxillary outputs (+Vaux / -Vaux)
auxillary outputs (+Vaux / -Vaux)- with 10%
load on Vout and balanced loads on+Vaux and -Vaux
3
5
5
4
phone
phone 503.612.2300 fax
DESCRIPTION: dc-dc converter
94 V-0
100M
77%
500
-20
-40
-40
-0.25%
-0.25%
-0.25%
-0.25%
-2.5%
-2.5%
105%
110%
5%
min
-5%
-2%
-3%
-5%
-5%
min
min
2.5V
min
0V
18
36
fax 503.612.2382
(2.82)
470k
Zn
80
(open)
(short)
nom
nom
nom
nom
300
24
48
+105
83%
+71
+85
+0.25%
+0.25%
+0.25%
+0.25%
95%
+2.5%
+2.5%
max
+5%
+2%
+3%
+5%
+5%
135%
140%
5.5V
0.8V
max
max
max
36
72
(ounces)
grams
Ohms
hours
VAC
RH
°C
°C
°C
units
units
VDC
units
units
VDC
KHz
rev.
page
date
06/2009
2 of 4