PSB Series Data Sheet
3 to 8 A Switching Regulators
Input voltage up to 144 VDC
Single output of 5.1 to 48 VDC
No input-to-output isolation
Features
•
•
•
•
RoHS lead solder exemption compliant
Efficiency up to 96%
Low input-output differential voltage
No derating over temperature
Model Selection
Output
V
o nom
I
o nom
[VDC]
[A]
5.1
4 (5)
1
5.1
6
5.1
7
5.1
8
12
3 (4)
1
12
5
12
6
15
3 (4)
1
15
5
15
6
24
3 (4)
1
24
5
24
6
36
3 (4)
1
36
5
48
3 (4)
1
1
For
V
≤80V
i
Input voltage
V
i
[VDC]
15 - 144
8 - 80
7 - 40
7 - 40
18 - 144
15 - 80
15 - 40
22 - 144
19 - 80
15 - 40
31 - 144
29 - 80
29 - 60
44 - 144
42 - 80
58 - 144
Rated power
P
o tot
[W]
25.5
30.6
35.7
40.8
48
60
72
60
75
90
96
120
144
144
180
192
Efficiency
η
Type
Options
[%]
80
81
84
81
89
90
90
90
92
92
94
95
95
90
92
96
PSB 5A4-7iR
PSB 5A6-7iR
PSB 5A7-7iR
PSB 5A8-2
PSB 123-7iR
PSB 125-7iR
PSB 126-2
PSB 153-7iR
PSB 155-7iR
PSB 156-2
PSB 243-7iR
PSB 245-7iR
PSB 246-2
PSB 153-7iR
PSB 155-7iR
PSB 483-7iR
-9, L, P, C
-9, L, P, C
-9, L, P, C
iR-Package
-9, L, P, C
-9, L, P, C
iR-Package
-9, L, P, C
-9, L, P, C
iR-Package
-9, L, P, C
-9, L, P, C
iR-Package
-9, L, P, C
-9, L, P, C
-9, L, P, C
MAR 25, 2004 revised to JUN 01, 2006
Page 1 of 3
www.power-one.com
PSB Series Data Sheet
3 to 8 A Switching Regulators
Input
Input voltage
No load input current
refer to selection chart
≤50
mA
Output
Efficiency
Output voltage setting accuracy
Output voltage switching noise
Line regulation
Load regulation
Minimum load
Current limitation
Operation in parallel
V
i nom
,
I
o nom
V
i nom
,
I
o nom
IEC/EN 61204, total
V
i min
-
V
i max
,
I
o nom
V
i nom
, 0 -
I
o nom
not required
rectangular U/I characteristic
by current limitation
up to 96%
±0.6%
V
o nom
typ. 0.3%
typ. ±0.3%
typ. 0.25%
0A
typ. 110%
I
o nom
Protection
Input reverse polarity
Input undervoltage lockout
Input transient protection
Output
Output overvoltage
with external fuse (built-in fuse with option C installed)
typ. 80%
V
i min
suppressor diode
no-load, overload and short circuit proof
suppressor diode in each output
typ. 150%
V
o nom
Safety
Approvals
Protection degree
Electric strength test voltage
EN 60950, UL 1950, CSA C22.2 No. 950
I/case and O/case
IP 20
500/750/1500 VDC
EMC
Electrostatic discharge
Electromagnetic field
Electr. fast transients/bursts
Surge
Conducted disturbances
Electromagnetic emissions
IEC/EN 61000-4-2
IEC/EN 61000-4-3
IEC/EN 61000-4-4
IEC/EN 61000-4-5
IEC/EN 61000-4-6
CISPR 22/EN 55022
Environmental
Operating ambient temperature
Operating case temperature
T
C
Storage temperature
Operating ambient temperature
Operating case temperature
T
C
Storage temperature
Damp heat
Vibration, sinusoidal
Shock
Bump
Random vibration
MTBF
-2,
V
i nom
,
I
o nom
, convection cooled
-2,
V
i nom
,
I
o nom
-2, non operational
-7,
V
i nom
,
I
o nom
, convection cooled
-7,
V
i nom
,
I
o nom
-7, non operational
IEC/EN 60068-2-3
IEC/EN 60068-2-6
IEC/EN 60068-2-27
IEC/EN 60068-2-29
IEC/EN 60068-2-64
MIL-HDBK-217
–10 to 50°C
–10 to 80°C
–25 to 100°C
–25 to 71°C
–25 to 95°C
–40 to 100°C
Options
Extended temperature range
–40 to 71°C, ambient, operating
Inhibit, TTL input, output enabled if left open
Output voltage adjustment
0 - 108%
V
o nom
Additional internal input filter
Output voltage adjustment
±8%
V
o nom
Thyristor crowbar on output
-9
i
R
L
P
C
MAR 25, 2004 revised to JUN 01, 2006
Page 2 of 3
www.power-one.com
PSB Series Data Sheet
3 to 8 A Switching Regulators
Mechanical data
Tolerances ±0.3 mm (0.012") unless otherwise indicated.
S09014
European
Projection
32.2 (1.27")
6.3 x 0.8
(0.25 x 0.03")
Vi+
Gi –
G
106 (4.17")
2.8 x 0.8
(0.11 x 0.03")
Go– Vo+
R
i
101 (3.98") (for M3 mounting screws)
(32.5 (1.28")
5 (0.2")
Measuring point of
case temperature
T
C
69 (2.72")
3.1 (0.12")
Accessories
Isolation pads for easy and safe PCB mounting
Ring core chokes for ripple and interference reduction
NUCLEAR AND MEDICAL APPLICATIONS - Power-One products are not designed, intended for use in, or authorized for
use as critical components in life support systems, equipment used in hazardous environments, or nuclear control
systems without the express written consent of the respective divisional president of Power-One, Inc.
TECHNICAL REVISIONS - The appearance of products, including safety agency certifications pictured on labels, may
change depending on the date manufactured. Specifications are subject to change without notice.
MAR 25, 2004 revised to JUN 01, 2006
36.5 (1.44")
Page 3 of 3
6 (0.24")
www.power-one.com
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