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page
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SERIES: PDSE1-M │ DESCRIPTION: DC-DC CONVERTER
FEATURES
•
•
•
•
•
•
•
•
•
•
1 W isolated output
unregulated output
compact SMT package
single/dual output models
continuous short circuit protection
extended temperature range (-40~105°C)
1500 Vdc isolation
no load input current as low as 5 mA
efficiency up to 85%
UL 62368 approval
MODEL
input
voltage
output
voltage
output
current
output
power
ripple
& noise1
efficiency2
typ
(Vdc)
range
(Vdc)
(Vdc)
min
(mA)
max
(mA)
max
(W)
max
(mVp-p)
typ
(%)
PDSE1-S3-S3-M
3.3
2.97~3.63
3.3
30
303
1
100
77
PDSE1-S3-S5-M
3.3
2.97~3.63
5
20
200
1
100
82
PDSE1-S3-S9-M
3.3
2.97~3.63
9
11
111
1
100
84
3
PDSE1-S3-S12-M
3.3
2.97~3.63
12
8
83
1
100
84
PDSE1-S3-S15-M3
3.3
2.97~3.63
15
7
67
1
100
84
PDSE1-S3-S24-M
3.3
2.97~3.63
24
4
42
1
100
84
PDSE1-S3-D3-M3
3.3
2.97~3.63
±3.3
±15
±152
1
100
77
3
PDSE1-S3-D5-M
3.3
2.97~3.63
±5
±10
±100
1
100
82
PDSE1-S3-D9-M3
3.3
2.97~3.63
±9
±5
±56
1
100
82
3
PDSE1-S3-D12-M
3.3
2.97~3.63
±12
±5
±42
1
100
82
PDSE1-S3-D15-M3
3.3
2.97~3.63
±15
±4
±34
1
100
82
PDSE1-S3-D24-M
3
3.3
2.97~3.63
±24
±2
±21
1
100
84
PDSE1-S5-S3-M
5
4.5~5.5
3.3
30
303
1
75
74
PDSE1-S5-S5-M
5
4.5~5.5
5
20
200
1
75
82
PDSE1-S5-S9-M
5
4.5~5.5
9
12
111
1
75
83
PDSE1-S5-S12-M
5
4.5~5.5
12
9
84
1
75
83
PDSE1-S5-S15-M
5
4.5~5.5
15
7
67
1
75
83
PDSE1-S5-S24-M
5
4.5~5.5
24
4
42
1
75
85
PDSE1-S5-D5-M
5
4.5~5.5
±5
±10
±100
1
75
82
PDSE1-S5-D9-M
5
4.5~5.5
±9
±6
±56
1
75
83
PDSE1-S5-D12-M
5
4.5~5.5
±12
±5
±42
1
75
83
PDSE1-S5-D15-M
5
4.5~5.5
±15
±4
±34
1
75
83
3
PDSE1-S5-D24-M
5
4.5~5.5
±24
±3
±21
1
100
85
PDSE1-S12-S5-M
12
10.8~13.2
5
20
200
1
75
86
PDSE1-S12-S9-M
12
10.8~13.2
9
12
111
1
75
83
PDSE1-S12-S12-M
12
10.8~13.2
12
9
84
1
75
83
PDSE1-S12-S15-M
12
10.8~13.2
15
7
67
1
75
83
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CUI Inc │ SERIES: PDSE1-M │ DESCRIPTION: DC-DC CONVERTER
MODEL (CONTINUED)
input
voltage
date 08/24/2023 │ page 2 of 10
output
voltage
output
current
ripple
& noise1
efficiency2
max
(mA)
max
(W)
max
(mVp-p)
typ
(%)
typ
(Vdc)
range
(Vdc)
PDSE1-S12-S24-M
12
10.8~13.2
24
4
42
1
100
85
PDSE1-S12-D5-M
12
10.8~13.2
±5
±10
±100
1
75
82
PDSE1-S12-D9-M
12
10.8~13.2
±9
±6
±56
1
75
83
PDSE1-S12-D12-M
12
10.8~13.2
±12
±5
±42
1
75
83
PDSE1-S12-D15-M
12
10.8~13.2
±15
±4
±36
1
75
83
PDSE1-S12-D24-M
12
10.8~13.2
±24
±3
±21
1
100
85
PDSE1-S15-S5-M
15
13.5~16.5
5
20
200
1
75
82
PDSE1-S15-S15-M
15
13.5~16.5
15
7
67
1
75
83
PDSE1-S15-D15-M
15
13.5~16.5
±15
±4
±34
1
75
83
PDSE1-S24-S5-M
24
21.6~26.4
5
20
200
1
75
82
PDSE1-S24-S9-M
24
21.6~26.4
9
12
111
1
75
83
PDSE1-S24-S12-M
24
21.6~26.4
12
9
84
1
75
83
PDSE1-S24-S15-M
24
21.6~26.4
15
7
67
1
75
83
PDSE1-S24-S24-M
24
21.6~26.4
24
4
42
1
100
85
PDSE1-S24-D5-M
24
21.6~26.4
±5
±10
±100
1
75
82
PDSE1-S24-D9-M
24
21.6~26.4
±9
±6
±56
1
75
83
PDSE1-S24-D12-M
24
21.6~26.4
±12
±5
±42
1
75
83
PDSE1-S24-D15-M
24
21.6~26.4
±15
±4
±34
1
75
83
PDSE1-S24-D24-M
24
21.6~26.4
±24
±3
±21
1
100
85
Notes:
1.
2.
3.
4.
min
(mA)
output
power
(Vdc)
Measured at nominal input, 20 MHz bandwidth oscilloscope, with 10 µF tantalum and 1 µF ceramic capacitors on the output.
Measured at nominal input voltage, full load.
Model is not UL certified.
All specifications are measured at Ta=25°C, humidity < 75%, nominal input voltage, and rated output load unless otherwise specified.
PART NUMBER KEY
PDSE1-S XX - X XX - M- XX
Base Number
Input Voltage
Output:
S = single
D = dual
Output Voltage
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Mounting Style:
SMT
Packaging:
“blank” = Tube
TR = Tape and Reel
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CUI Inc │ SERIES: PDSE1-M │ DESCRIPTION: DC-DC CONVERTER
date 08/24/2023 │ page 3 of 10
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
current (full load/no load)
filter
3.3 Vdc
input
3.3, ±3.3 Vdc output models
5, ±5, ±9, ±12 & ±15 Vdc ouput models
9, 12, 15, 24 & ±24 Vdc output models
394/12
370/12
361/12
416/389/379/-
mA
mA
mA
5 Vdc
input
3.3, 5 Vdc output models
±5 Vdc output models
±9, ±12 output models
all other models
270/5
244/5
241/12
241/18
286/10
257/10
254/20
254/30
mA
mA
mA
mA
12 Vdc
input
5, ±5 Vdc output models
9, ±9, 12, ±12, 15, ±15 Vdc output
24, ±24 Vdc output models
102/8
101/8
99/8
107/106/103/-
mA
mA
mA
15 Vdc
input
5 Vdc output models
15, ±15 Vdc output models
82/8
81/8
86/85/-
mA
mA
24 Vdc
input
5, ±5, 9, ±9, 12, ±12, 15, ±15 Vdc output models
24, ±24 Vdc output models
51/8
50/8
55/53/-
mA
mA
typ
max
units
2,400
1,200
1,000
560
220
470
100
μF
μF
μF
μF
μF
μF
μF
±1.5
±1.2
%
%
filter capacitor
OUTPUT
parameter
conditions/description
min
maximum capacitive load
3.3, 5 Vdc output models
±3.3, ±5 Vdc output models
9 Vdc output models
12, 15 Vdc output models
24, ±12, ±15 Vdc output models
±9 Vdc output models
±24 Vdc output models
voltage accuracy
see tolerance envelope curves
line regulation
for Vin change of 1%
3.3, ±3.3 Vdc output models
all other models
from 10% to full load
load regulation
3.3 Vdc input models
3.3, ±3.3 Vdc output models
all other models
±20
±15
%
%
all other input models
3.3 Vdc output models
5, ±5 Vdc output models
all other models
±20
±15
±10
%
%
%
switching frequency
100% load, nominal input voltage
temperature coefficient
at full load
220~270
kHz
±0.02
%/°C
PROTECTIONS
parameter
conditions/description
short circuit protection
continuous, self recovery
min
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typ
max
units
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CUI Inc │ SERIES: PDSE1-M │ DESCRIPTION: DC-DC CONVERTER
date 08/24/2023 │ page 4 of 10
SAFETY AND COMPLIANCE
parameter
conditions/description
isolation voltage
input to output for 1 minute at 1 mA
1,500
isolation resistance
input to output at 500 Vdc
1,000
isolation capacitance
input to output, 100 kHz / 0.1 V
safety approvals5
certified to 62368-1: UL
designed to meet 62368: EN, BS EN
conducted emissions
CISPR32/EN55032, class B (external circuit required, see Figures 3, 4)
radiated emissions
CISPR32/EN55032, class B (external circuit required, see Figures 3, 4)
3.3, 5 Vdc input models
ESD
typ
max
units
Vdc
MΩ
20
pF
IEC/EN61000-4-2, air ± 8 kV; contact ± 4 kV, class B
12, 15, 24 Vdc input models IEC/EN61000-4-2, contact ± 6 kV, class B
MTBF
as per MIL-HDBK-217F, 25°C
RoHS
yes
Notes:
min
3,500,000
hours
5. Refer to the model table.
ENVIRONMENTAL
parameter
conditions/description
min
max
units
operating temperature
see derating curves
-40
105
°C
-55
125
°C
95
%
storage temperature
storage humidity
case temperature rise
typ
non-condensing
5 Vdc input models at 25°C
5, ±5, 9, ±9, 12, ±12, 15, ±15,
24, ±24 Vdc output models
all other input & output models at 25°C
DERATING CURVES
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15
°C
25
°C
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date 08/24/2023 │ page 5 of 10
DERATING CURVES (CONTINUED)
EFFICIENCY CURVES
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CUI Inc │ SERIES: PDSE1-M │ DESCRIPTION: DC-DC CONVERTER
date 08/24/2023 │ page 6 of 10
SOLDERABILITY
parameter
conditions/description
reflow soldering
see reflow soldering profile
Maximum duration >217°C is 60 seconds.
For actual application, refer to IPC/JEDEC J-STD-020D.1
min
typ
max
units
245
°C
max
units
MECHANICAL
parameter
conditions/description
min
dimensions
single output models: 13.20 x 8.50 x 7.25[0.520 x 0.335 x 0.285 inch]
dual output models: 15.24 x 8.50 x 7.25[0.600 x 0.335 x 0.285 inch]
case material
black flame-retardant and heat-resistant plastic (UL94V-0)
weight
typ
1.4
mm
mm
g
MECHANICAL DRAWING (SINGLE OUTPUT)
units: mm [inch]
tolerance: ±0.25[±0.010]
pin section tolerance: ±0.10[±0.004]
PIN CONNECTIONS
PIN
Function
1
GND
2
Vin
4
0V
5
+Vout
8
NC
NC = No connect
Recommended PCB Layout
Top View
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date 08/24/2023 │ page 7 of 10
MECHANICAL DRAWING (DUAL OUTPUT)
units: mm [inch]
tolerance: ±0.25[±0.010]
pin section tolerance: ±0.10[±0.004]
PIN CONNECTIONS
PIN
Function
1
GND
2
Vin
4
0V
5
-Vout
7
+Vout
10
NC
NC = No connect
Recommended PCB Layout
Top View
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CUI Inc │ SERIES: PDSE1-M │ DESCRIPTION: DC-DC CONVERTER
date 08/24/2023 │ page 8 of 10
APPLICATION CIRCUIT
If you want to further reduce the input and output ripple, a filter capacitor may be connected to the input and output
terminals (Figures 1 & 2) provided that the capacitance is less than the maximum capacitive load of the model, otherwise
start-up problems may be caused if the capacitance is too large.
Figure 1
Single Output Models
Table 1
Vin
(Vdc)
3.3
5
Cin
(μF / V)
4.7 μF / 16 V
4.7 μF
Vo
(Vdc)
Co
(μF / V)
3.3
10 μF / 16 V
5
10 μF / 16 V
9
4.7 μF / 16 V
12
2.2 μF / 25 V
15
1 μF / 25 V
24
0.47 μF / 50 V
3.3, 5
10 μF
9
4.7 μF
12
2.2 μF
15
1.0 μF
24
0.47 μF
5
10 μF / 16 V
2.2 μF/ 25 V
9
2.2 μF / 16 V
1 μF/ 50 V
12
2.2 μF/ 25 V
--
--
15
1 μF/ 25 V
--
--
24
1 μF/ 50 V
12
2.2 μF / 25 V
15
24
Figure 2
Dual Output Models
Table 2
Vin
(Vdc)
Cin
(μF / V)
Vo
(Vdc)
Co
(μF / V)
3.3
10 μF / 16 V
±3.3
10 μF / 16 V
5
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4.7 μF
±5
10 μF / 16 V
±9
2.2 μF / 16 V
±12
2.2 μF / 25 V
±15
1 μF / 25 V
±24
1 μF / 50 V
±5
4.7 μF
±9
2.2 μF
±12, ±15,
±24
1 μF
12
2.2 μF / 25 V
±5
4.7 μF / 16 V
15
2.2 μF / 25 V
±9
1 μF / 16 V
24
1 μF / 50
±12
1 μF / 25 V
--
--
±15
0.47 μF / 25 V
--
--
±24
0.48 μF / 50 V
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CUI Inc │ SERIES: PDSE1-M │ DESCRIPTION: DC-DC CONVERTER
date 08/24/2023 │ page 9 of 10
EMC RECOMMENDED CIRCUIT
Figure 3
Single Output Models
Figure 4
Dual Output Models
Table 3
Recommended External Circuit Components
Vin (Vdc)
3.3
Vo (Vdc)
3.3, 5, 9
12, 15, 24
C1, C2
4.7 µF / 16 V
C3, C4
refer to the Co in Table 1
CY
270 pF / 2 kV
LDM
CY
5
12, 15, 24
C3
6.8 µH
--
1 nF / 2 kVdc
refer to the Co in Tables 1, 2
C1, C2
4.7 µF / 25 V
4.7 µF / 25 V
LDM
6.8 μH
6.8 μH
C1
4.7 µF / 50 V
C2
4.7 µF / 50 V
CY
270 µF / 2 kVdc
C3, C4
refer to the Co in Tables 1, 2
LDM
6.8 μH
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CUI Inc │ SERIES: PDSE1-M │ DESCRIPTION: DC-DC CONVERTER
date 08/24/2023 │ page 10 of 10
REVISION HISTORY
rev.
description
date
1.0
initial release
05/10/2019
1.01
safeties updated in features and safety line, packaging removed
01/18/2021
1.02
model table updated
03/29/2021
1.03
product image updated
04/20/2021
1.04
derating curves and circuit figures and tables updated
07/13/2021
1.05
CE certification removed
11/07/2022
1.06
3.3 V input models added
06/14/2023
UL certification updated for 3.3 V input models
08/24/2023
1.07
The revision history provided is for informational purposes only and is believed to be accurate.
Headquarters
20050 SW 112th Ave.
Tualatin, OR 97062
800.275.4899
Fax 503.612.2383
cui.com
techsupport@cui.com
CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website.
CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is
assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use.
CUI products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical component is any component of a
life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.