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date
11/01/2022
page
1 of 6
SERIES: PDS1-S │ DESCRIPTION: DC-DC CONVERTER
FEATURES
•
•
•
•
•
•
•
•
•
1 W isolated output
smaller package
single unregulated output
1,500 Vdc isolation
short circuit protection
extended temperature range (-40~105°C)
antistatic protection up to 8kV
high efficiency at light load
efficiency up to 80%
MODEL
input
voltage
output
voltage
output
current
output
power
ripple
and noise2
efficiency
typ
(Vdc)
range
(Vdc)
(Vdc)
min
(mA)
max
(mA)
max
(W)
typ
(mVp-p)
typ
(%)
PDS1-S3-S3-S
3.3
2.97~3.63
3.3
30
303
1
60
72
PDS1-S3-S5-S
3.3
2.97~3.63
5
20
200
1
60
76
PDS1-S5-S3-S
5
4.5~5.5
3.3
30
303
1
60
72
1
PDS1-S5-S5-S
5
4.5~5.5
5
20
200
1
60
80
PDS1-S5-S9-S1
5
4.5~5.5
9
12
111
1
60
80
1
PDS1-S5-S12-S
5
4.5~5.5
12
9
84
1
60
80
PDS1-S5-S15-S1
5
4.5~5.5
15
7
67
1
60
80
1
PDS1-S5-S24-S
5
4.5~5.5
24
4
42
1
60
80
PDS1-S12-S3-S
12
10.8~13.2
3.3
30
303
1
60
72
1
PDS1-S12-S5-S
12
10.8~13.2
5
20
200
1
60
80
PDS1-S12-S9-S1
12
10.8~13.2
9
12
111
1
60
80
1
PDS1-S12-S12-S
12
10.8~13.2
12
9
83
1
60
80
PDS1-S12-S15-S1
12
10.8~13.2
15
7
67
1
60
80
PDS1-S15-S5-S
15
13.5~16.5
5
20
200
1
60
80
PDS1-S15-S12-S
15
13.5~16.5
12
9
83
1
60
80
PDS1-S15-S15-S
15
13.5~16.5
15
7
67
1
60
80
PDS1-S24-S3-S
24
21.6~26.4
3.3
30
303
1
60
72
PDS1-S24-S5-S1
24
21.6~26.4
5
20
200
1
60
80
PDS1-S24-S9-S
24
21.6~26.4
9
12
111
1
60
80
PDS1-S24-S12-S1
24
21.6~26.4
12
9
84
1
60
80
1
PDS1-S24-S15-S
24
21.6~26.4
15
7
67
1
60
80
PDS1-S24-S24-S1
24
21.6~26.4
24
4
42
1
60
80
1
1
Notes:
1. Model is UL approved.
2. Ripple and noise are measured at 20 MHz BW by “parallel cable” method with 1 μF ceramic and 10 μF electrolytic capacitors on the output.
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CUI Inc │ SERIES: PDS1-S │ DESCRIPTION: DC-DC CONVERTER
date 11/01/2022 │ page 2 of 6
PART NUMBER KEY
PDS1 - SXX - SXX -S
Base Number
Input Voltage
Output Voltage
Packaging Style
SIP
INPUT
parameter
conditions/description
min
typ
max
units
operating input voltage
3.3 Vdc input models
5 Vdc input models
12 Vdc input models
15 Vdc input models
24 Vdc input models
2.97
4.5
10.8
13.5
21.6
3.3
5
12
15
24
3.63
5.5
13.2
16.5
26.4
Vdc
Vdc
Vdc
Vdc
Vdc
surge voltage
for maximum of 1 second
3.3 Vdc input models
5 Vdc input models
12 Vdc input models
15 Vdc input models
24 Vdc input models
-0.7
-0.7
-0.7
-0.7
-0.7
5
9
18
21
30
Vdc
Vdc
Vdc
Vdc
Vdc
filter
capacitance filter
max
units
±1.5
±1.2
%
%
OUTPUT
parameter
conditions/description
line regulation
for Vin change of 1%
3.3 Vdc output models
all other models
min
load regulation
measured from 10% load to full load
3.3 Vdc output models
5 Vdc output models
9 Vdc output models
12 Vdc output models
15 Vdc output models
24 Vdc output models
voltage accuracy
see tolerance envelope curves
switching frequency
100% load, nominal input voltage
temperature coefficient
100% load
typ
18
12
8
7
6
5
%
%
%
%
%
%
100
kHz
±0.03
%/°C
max
units
1
s
max
units
PROTECTIONS
parameter
conditions/description
short circuit protection1
3 & 24 Vdc input models; PDS1-S5-S24-S
all other models: continuous, automatic recovery
Notes:
min
typ
1. The supply voltage must be discontinued at the end of the short circuit duration
SAFETY AND COMPLIANCE
parameter
conditions/description
isolation voltage
input to output for 1 minute at 1 mA max.
1,500
Vdc
isolation resistance
input to output at 500 Vdc
1,000
MΩ
safety approvals2
certified to 60950-1: UL
designed to meet 62368: EN
conducted/radiated emissions
CISPR32/EN55032, class B (external circuit required, see Figure 1)
ESD
IEC/EN61000-4-2, class B, contact ±8kV
MTBF
as per MIL-HDBK-217F at 25°C
RoHS
Note:
min
3,500,000
2011/65/EU
2. See specific models noted on page 1
cui.com
typ
hours
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CUI Inc │ SERIES: PDS1-S │ DESCRIPTION: DC-DC CONVERTER
date 11/01/2022 │ page 3 of 6
ENVIRONMENTAL
parameter
conditions/description
min
max
units
operating temperature
see derating curve
-40
105
°C
-55
125
°C
95
%
storage temperature
storage humidity
non-condensing
temperature rise
at full load, Ta = 25°C
typ
25
°C
SOLDERABILITY
parameter
conditions/description
hand soldering
wave soldering
min
typ
max
units
1.5 mm from case for 10 seconds
300
°C
see wave soldering profile
260
°C
max
units
Peak Temp. 260°C Max.
Wave Soldering Time
4 Sec. Max.
250
Temperature (°C)
200
10 Sec. Max.
150
100
50
0
MECHANICAL
Time (sec.)
parameter
conditions/description
min
dimensions
11.60 x 6.00 x 10.16 (0.457 x 0.236 x 0.4 inch)
case material
plastic (UL94-V0)
typ
mm
weight
1.3
g
MECHANICAL DRAWING
units: mm[inch]
tolerance: ±0.25[±0.010]
pin section tolerance: ±0.10[±0.004]
PIN CONNECTIONS
PIN
Function
1
GND
2
Vin
3
0V
4
+Vo
AC
AC
,XUTZ
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