rev.
page
date
1 of 4
12/2008
PART NUMBER:
PTK25 series
DESCRIPTION:
dc-dc converter
features
·industry standard pin out
·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 2.0”x2.0”x0.4”
·-40°C~85°C models available
·3 year warranty
model
1
number
PTK25-D24-S3
PTK25-D24-S5
PTK25-D24-S12
PTK25-D24-S15
PTK25-D24-D5
PTK25-D24-D12
PTK25-D24-D15
PTK25-D24-T312
PTK25-D24-T512
PTK25-D24-T315
PTK25-D24-T515
PTK25-D48-S3
PTK25-D48-S5
PTK25-D48-S12
PTK25-D48-S15
PTK25-D48-D5
PTK25-D48-D12
PTK25-D48-D15
PTK25-D48-T312
PTK25-D48-T512
PTK25-D48-T315
PTK25-D48-T515
output
power
(max)
19.8W
25.0W
24.0W
24.0W
25.0W
24.0W
24.0W
19.95W
25.9W
19.95W
25.0W
19.8W
25.0W
24.0W
24.0W
25.0W
24.0W
24.0W
19.95W
25.9W
19.95W
25.0W
input
voltage
18-36VDC
18-36VDC
18-36VDC
18-36VDC
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
36-72VDC
36-72VDC
36-72VDC
36-72VDC
output
voltage
3.3VDC
5VDC
12VDC
15VDC
±5VDC
±12VDC
±15VDC
3.3VDC/±12VDC
5VDC/±12VDC
3.3VDC/±15VDC
5VDC/±15VDC
3.3VDC
5VDC
12VDC
15VDC
±5VDC
±12VDC
±15VDC
3.3VDC/±12VDC
5VDC/±12VDC
3.3VDC/±15VDC
5VDC/±15VDC
output
current
(max)
6.0A
5.0A
2.0A
1.6A
2.5A
1.0A
0.8A
3.5A/0.35A
3.5A/0.35A
3.5A/0.28A
3.5A/0.25A
6.0A
5.0A
2.0A
1.6A
2.5A
1.0A
0.8A
3.5A/0.35A
3.5A/0.35A
3.5A/0.28A
3.5A/0.25A
ripple & noise
2
mV P-P
100
100
120
150
75/75
120/120
150/150
75/120/120
75/120/120
75/150/150
75/150/150
100
100
120
150
75/75
120/120
150/150
75/120/120
75/120/120
75/150/150
75/150/150
efficiency
(typ.)
80%
85%
89%
89%
84%
88%
87%
83%
84%
83%
84%
81%
85%
89%
89%
84%
88%
87%
83%
84%
83%
84%
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.
PTK25-Q48-S5M.
2. Ripple & noise measured with a 20MHz bandwidth, off a 10uF electrolytic and a 0.1uF ceramic cap in parallel at the ouptut.
20050
SW
112
th
Ave. Tualatin, Oregon
97062
phone
503.612.2300
fax
503.612.2382
rev.
page
date
2 of 4
12/2008
PART NUMBER:
PTK25 series
DESCRIPTION:
dc-dc converter
INPUT
parameter
input voltage range
remote on/off control
switching frequency
conditions/description
min
18
36
2.5V
0V
nom
24
48
(open)
(short)
300
max
36
72
5.5V
0.8V
units
VDC
VDC
output turn-on
3
output turn-off
constant
KHz
NOTE:
3 output defaults to “on” when there is no connection to the “CNT” pin.
OUTPUT
parameter
output trim range
set point accuracy
conditions/description
min
nom
max
units
with external trim resistors
-5%
+5%
single output
-2%
+2%
dual output
-3%
+3%
line regulation
single output models
-0.25%
+0.25%
(low line to high line)
dual output models
-2.5%
+2.5%
triple: main output (Vout)
-0.25%
+0.25%
auxillary outputs (+Vaux / -Vaux)
-5%
+5%
load regulation
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%
-5%
+5%
load on Vout and balanced loads on+Vaux and -Vaux
minimum load
converters will not be damaged if loading conditions are less than minimum specified loads,
but regulation specs may not be met
4
ripple and noise
see chart
NOTE:
4 single output: no min. load required, dual: 10%, triple: balanced loads
PROTECTION
parameter
conditions/description
min
nom
max
135%
140%
units
over-current
continuous auto recovery
5
105%
5
over-voltage
internally zener clamped
110%
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
conditions/description
min
nom
typical at full load
77%
input/case, input/output, output/case
500
at 500 VDC
100M
approved to UL60950(E222889), CSA C22.2 No. 60950, TUV EN60950
Zn
94 V-0
80
(2.82)
MTBF
MIL-HDBK-217F
470k
operating temperature regular models - see derating curve.
-20
extended temperature models
-40
storage temperature
-40
humidity
operating (non-condensing)
5%
washability
not intended for aqueous wash
max
83%
units
VAC
Ohms
(single output only)
grams
(ounces)
hours
+71
°C
+85
°C
+105
°C
95%
RH
20050
SW
112
th
Ave. Tualatin, Oregon
97062
phone
503.612.2300
fax
503.612.2382
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
