SCS250 Lambda Electronics, SCS250 Datasheet - Page 2
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SCS250
Manufacturer Part Number
SCS250
Description
250-350w Multiple Output Modular Power Supply
Manufacturer
Lambda Electronics
Datasheet
1.SCS250.pdf
(2 pages)
Part Number Breakdown:
1 C a s e C o d e
3 M a i n O u t p u t C o d e s
2 F a n & C o n n e c t i o n C o d e s
Choose the desired fan & AC input connector options from the following table.
C C o o d d e e
CS250
CSF250
CSF350
Code
For CS250 & CSF250
NM*
LM*
TM
EI
EM
SM
For CSF350
TQ
EQ
EI
* A minimum of 3m/s (38 CFM) airflow required directly through PSU at 0 load (Not a
From the table below, select outputs 1&2.
Main Output
Code
For CS250
5/3.3
5/12
24
For CSF250
3.3/5
5/12
5/24
For CSF350
5/3.3
3.3/5
24
5/12
3.3/12
Notes:
1) Outputs 1 & 2 have common 0V.
2) Maximum voltage at terminals = 5.7V
3) Maximum voltage at terminals = 3.8V
4) Includes sense voltage (total line drop).
5) Max. current from output #2 must not exceed 2x the actual current on output #1.
6) Outputs 1 & 2 are galvanically isolated.
7) 40A above 45°C, 45A above 35°C ambient.
8) 45A above 45°C.
9) 45A above 40°C.
10) Users may specify required output voltage within adjustment range.
CSF250
Case Code
convection cooled PSU).
(i.e. if 5.2V and 12.7V are needed, description = CSF250 EM 5.2/12.7)
1
6
6
6
http://www.lambdapower.com/products/sirius-series.htm
1
1
1
1
6
For Technical Support, please call 1-800-LAMBDA-4
No Fan (No Cover)
No Fan (Covered)
V nom
For Additional Information, please visit
Single End Fan
Dual End Fan
Dual End Fan
3.3
3.3
24
3.3
24
Fan Option
5
5
5
5
5
5
End Fan
Top Fan
Top Fan
End Fan
EM
Fan & Connection Code
P P o o w w e e r r
Output 1
250
250
350
Amps
50
50
50
50
35
35
10
30
25
25
15
7
8
9
9
IEC with AC On/Off Switch
IEC with AC On/Off Switch
1.8 - 3.8
4.5 - 8.0
4.5 - 8.0
V adjust
3.9 - 5.7
1.8 - 3.9
3.9 - 5.7
1.8 - 3.9
5 - 5.5
5 - 5.5
24 - 28
18 - 28
AC Connector
3055 Del Sol Blvd • San Diego, CA 92154 • 1-800-LAMBDA-4
Fast-On
Fast-On
Molex
Molex
Molex
Molex
Molex
M M i i n n i i m m u u m m L L o o a a d d R R e e q q u u i i r r e e d d
2
2
10
4
4
4
V nom
3.3
3.3
12
12
24
12
12
5
5
Sirius 250/350
-
-
Yes
No
No
LL
Low Leakage Filter Option
Dimensions (H x W x L)
Output 2
Amps
2.5" x 5" x 10.2"
2.5" x 5" x 10.2"
16
20
10
20
20
12
12
2" x 5" x 10.2"
2" x 5" x 10.2"
2" x 5" x 10.2"
3.2" x 5" x 9"
8
6
3.5" x 5" x 9"
-
-
2" x 5" x 9"
2" x 5" x 9"
5
4.5 - 5.5
V adjust
2.7 - 3.5
1.8 - 3.9
3.9 - 5.7
18 - 25
10 - 16
10 - 16
9 - 13
9 - 15
-
-
10
3
2
4 A u x i l i a r y O u t p u t C o d e s
From the table below, select up to (2) modules for up to an additional (4)
outputs. Format = Desired Voltage + Module Code Letter (26V @ 4A = “26C”) or
(5.1V @5A & 24V @ 2A = “5.1/24F”)
O O u u t t p p u u t t s s M M o o d d u u l l e e s s
S S i i n n g g l l e e O O u u t t p p u u t t
D D u u a a l l O O u u t t p p u u t t s s
L e a k a g e O p t i o n s
CS250EI-2 2 4
CS250TM-5 5 /15
CS250EI-2 2 4-5 5 /12E
CSF350EQ-L L L-5 5 /12-1 1 2.7B
CSF250EI-3 3 /5-1 1 2B
CS250TM-5 5 /12-1 1 2B-2 2 4C
CS250EI-5 5 /12-3 3 .3L-1 1 2/12G
Note: 1) Output currents in brackets ( ) are peak currents for 1 minute
S a m p l e C o n f i g u r a t i o n s
Standard
ML
LL
RL
TL
Notes:
1) All module outputs are isolated.
2) Will allow 0.5V remote sense (total line drop), but will not adjust above specified range.
3) Modules are capable of 150% current value for 1 minute.
4) Format for module code = desired voltage + module code letter. Refer to the
5) Currents within ( ) represents values when used with the Flexi Sirius 350 (CSF350).
6) Voltages within ( ) represents values when used with the Flexi Sirius 250 (CSF250).
7) Rated 14A for CSF250 models.
8) Rated 9 - 15V for CSF350 models.
9) D module outputs have common 0V.
Option
A A u u x x i i l l i i a a r r y y
5.5/12
Main Output Code
following examples: (26V @ 4A = “26C”) or (5.1V @ 5A & 24V @ 2A = “5.1/24F”).
1
Description
Curve B Filter
Medium Leakage
Low Leakage
Reduced Leakage
Tiny Leakage
C C o o d d e e
D
C
M
G
H
A
B
E
L
F
J
9
3.3L
Auxiliary Output Codes
n n o o m m
3.3
V V 1 1
12
24
12
12
24
5
5
5
5
5
3.3 30
O O u u t t p p u u t t 1 1
24 10
24 10
V V
5
5
5
5
10
10 (12)
8 (9.5)
4 (4.5)
4 (4.5)
4 (4.5)
2 (2.5)
35
45
35
35
A A m m p p s s
A A
5 (6)
5 (6)
5 (6)
5 (6)
7
(16)
5
15 8(12)
12 12(18) 12.7 9.5(14.3)
12 8(12) 12
12 8(12) 3.3
O O u u t t p p u u t t 2 2
V V
5 5(7.5) 12
5
-
Max. Leakage
n n o o m m
3.3
20
V V 2 2
12
24
12
24
24
0.8 mA
0.5 mA
0.3 mA
150 µA
90 µA
A A
5
-
-
-
-
-
12/12.2G
12
4 (4.5)
2 (2.5)
4 (4.5)
2 (2.5)
2 (2.5)
V V
A A m m p p s s
-
-
5 (6)
5 (6)
O O u u t t p p u u t t 3 3
-
-
-
-
5
10(15)
8(12)
4 (6)
4(6)
A A
-
-
(1.8 - 3.8)
(4.5 - 6.0)
(4.5 - 6.0)
(4.5 - 6.0)
(4.5 - 6.0)
(4.5 - 6.0)
1.8 - 3.9
4.5 - 5.5
Revision A3: Mar 2007
(17 - 30)
4.5 - 5.5
4.5 - 5.5
4.5 - 5.5
4.5 - 5.5
(17 - 30)
11 - 15
(9 - 16)
16 - 28
(9 - 16)
(9 - 16)
16 - 28
a a d d j j u u s s t t
9 - 15
9 - 15
EMC
Curve B
Curve A
Curve A
Above Curve A
Above Curve A
V V 1 1
O O u u t t p p u u t t 4 4 O O u u t t p p u u t t 5 5
24 2(6)
12 4(6) 12 4(6)
V V
-
-
-
-
-
6
8
2
2
2
2
A A
-
-
-
-
-
(4.5 - 6.0)
2.7 - 3.9
4.5 - 5.5
(17 - 30)
(17 - 30)
(17 - 30)
(2.7 - 4)
(9 - 16)
16 - 28
(9 - 16)
16 - 28
16 - 28
a a d d j j u u s s t t
9 - 15
9 - 15
V V 2 2
V V
-
-
-
-
-
-
-
-
-
-
6
A A
-
-
-
-
-
-