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參數(shù)資料
| 型號： | PTK25-D48-T315 |
| 元件分類： | 電源模塊 |
| 英文描述： | 3-OUTPUT 19.95 W DC-DC REG PWR SUPPLY MODULE |
| 封裝： | PACKAGE-6 |
| 文件頁數(shù)： | 2/4頁 |
| 文件大?。?/td> | 656K |
| 代理商： | PTK25-D48-T315 |
rev.
page
date
DESCRIPTION: dc-dc converter
2 of 4
06/2009
20050
SW 112th Ave. Tualatin, Oregon 97062
phone
phone 503.612.2300 fax
fax 503.612.2382
PART NUMBER: PTK25
INPUT
parameter
conditions/description
min
nom
max
units
input voltage range
18
24
36
VDC
36
48
72
VDC
remote on/off control
output turn-on3
2.5V
(open)
5.5V
output turn-off
0V
(short)
0.8V
switching frequency
constant
300
KHz
NOTE: 3 output defaults to “on” when there is no connection to the “CNT” pin.
OUTPUT
parameter
conditions/description
min
nom
max
units
output trim range
with external trim resistors
-5%
+5%
set point accuracy
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 met4
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
units
over-current
continuous auto recovery 5
105%
135%
over-voltage
internally zener clamped 5
110%
140%
NOTE: 5 continuous operation in a protected state may compromise long-term reliability.
GENERAL
parameter
conditions/description
min
nom
max
units
efficiency
typical at full load
77%
83%
isolation voltage
input/case, input/output, output/case
500
VAC
insulation resistance
at 500 VDC
100M
Ohms
agency standards
approved to UL60950(E222889), CSA C22.2 No. 60950, TUV EN60950 (single output only)
case material
Zn
material flammability
94 V-0
weight
80
grams
(2.82)
(ounces)
MTBF
MIL-HDBK-217F
470k
hours
operating temperature
regular models - see derating curve.
-20
+71
°C
extended temperature models
-40
+85
°C
storage temperature
-40
+105
°C
humidity
operating (non-condensing)
5%
95%
RH
washability
not intended for aqueous wash
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