DC-DC Converters PCB Mount Type
Ordering information
SFS10
SF
1
2
S
3
10
4
48
3R3
5
6
B
R
1Series
name
2Single
output
3Output
wattage
4Input
voltage
48:DC36 - 76V
5Output
voltage
6Mounting
type
(Soldering process)
B :SMD(Pb-free solder)
C :DIP(Pb-free solder)
SFS/SFCS
MODEL
MAX OUTPUT WATTAGE[W]
DC OUTPUT
SFS10481R2 SFS10481R5 SFS10481R8 SFS104802 SFS10482R5 SFS10483R3 SFS104805 SFS104812 SFS104815
4.2
5.25
5.4
6.0
7.5
9.9
10.0
10.8
10.5
1.2V 3.5A 1.5V 3.5A 1.8V 3A
2V 3A
2.5V 3A
3.3V 3A
5V 2A
12V 0.9A 15V 0.7A
SPECIFICATIONS
MODEL
VOLTAGE[V]
*
1
CURRENT[A]
*
1
EFFICIENCY[%]
START-UP VOLTAGE[V]
HYSTERESIS VOLTAGE[V]
VOLTAGE[V]
CURRENT[A]
VOLTAGE ACCURACY[%]
RIPPLE[mVp-p]
RIPPLE NOISE[mVp-p]
START-UP TIME[ms]
OUTPUT VOLTAGE SETTING
*
1
OVERCURRENT PROTECTION
OVERVOLTAGE PROTECTION
LOWVOLTAGE PROTECTION
REMOTE ON/OFF
INPUT-OUTPUT
OPERATING TEMP.,HUMID.AND ALTITUDE
STORAGE TEMP.,HUMID.AND ALTITUDE
VIBRATION
IMPACT
AGENCY APPROVALS
CASE SIZE/WEIGHT
COOLING METHOD
SFS10481R2 SFS10481R5 SFS10481R8 SFS104802 SFS10482R5 SFS10483R3 SFS104805 SFS104812 SFS104815
DC36 - 76
0.11typ
0.13typ
0.13typ
0.15typ
0.18typ
0.23typ
0.23typ
0.26typ
0.25typ
80typ
82typ
84typ
85typ
86typ
88typ
89typ
88typ
88typ
DC32 - 36
DC2 min
1.2
1.5
1.8
2
2.5
3.3
5
12
15
3.5
3.5
3
3
3
3
2
0.9
0.7
, -3
+5
25max
120max
50max
150max
(DCIN 48V, Io=100%)
20 - 200max
t
1% of rated output voltage
Works over 103% of rating
Works at 120 - 140% of rating
Works at 90% max of rating
Provided(RC open : ON, short between RC and +Vin : OFF)
DC1,500V 1minute, DC500V 50M
W
min (20
t
15
C
)
-40 to +85
C
, 20 - 95%RH (Non condensing), 3,000m (10,000feet) max
-40 to +100
C
, 20 - 95%RH (Non condensing), 9,000m (30,000feet) max (SMD:Refer to the Instruction Manual)
10 - 55Hz, 49.0m/s
2
(5G), 3minutes period, 60minutes each along X, Y and Z axis
196.1m/s
2
(20G), 11ms, once each X, Y and Z axis
UL60950-1, C-UL (CSA60950-1), EN60950-1
38.7
X
5.0
X
27.2mm [1.52
X
0.197
X
1.07 inches] (W
X
H
X
D) /12g max
Convection
INPUT
SFS/SFCS
OUTPUT
PROTECTION
CIRCUIT AND
OTHERS
ISOLATION
ENVIRONMENT
SAFETY
OTHERS
*1
At rated input(DC48V), rated load and 25C
SFS/SFCS-2
SFS/SFCS-2
SFS10
External view
1.SMD(Type:B)
38.7
[1.52]
Model
Recommended size for processing PCB
(TOP VIEW)
NC
-Vin
-Vin
+Vin
+Vin
NC
PO
RC
ALM
NC
P=2.54
†
4
34.7
[1.366]
4.2
[0.165]
1.7
[0.067]
[0.4]
2.54
[0.1]
P=2.54
†
7
[0.7]
º10
min to a center
(adsorption area)
P=2.54
±
0.2
†
5
P=2.54
±
0.2
†
9
[1.07]
27.2
10.16
NC
[0.024]
0.6
±
0.1
[0.4]
[0.1]
NC
+Vout
+Vout
+Vout
-Vout
-Vout
2.54
±
0.2
[0.1]
[0.1]
SFS/SFCS
[0.09]
2.17
[0.197]
Lot No.
[0.1]
5 max
2.54
±
0.2
Out line
Terminal part details
PCB
¶Dimensions
in:
39.9
±
0.6
0-10
˚
[1.57]
mm
[inch]
Coplanarity within 0.1
[0.004]
¶Div.:
0.1inch
1.3
±
0.3
[0.05]
2.DIP(Type:C)
38.7
Stopper
P=2.54
±
0.3
†
5
+Vout
+Vout
+Vout
-Vout
-Vout
0.6
±
0.1
[0.024]
[1.52]
Model
Recommended size for processing PCB
(TOP VIEW)
NC
-Vin
-Vin
+Vin
+Vin
Stopper
PO
RC
ALM
NC
37.6
[1.480]
SFS/SFCS
2.54
±
0.3
P=2.54
±
0.3
†
9
5.08 P=2.54
†
4
P=2.54X3
mm
[inch]
[0.1]
[0.1]
10.16
2.54
±
0.3
Stopper
2.17
[0.09]
[0.4]
[0.14]
[0.197]
Lot No.
Out line
14-
º0.9
¶Dimensions
in mm,[ ]= inches
¶Tolerance
±0.5
[±0.02]
¶Weight:12g
max
¶Dimensions
in:
¶Div.:
0.1inch
37.6
±
0.5
[1.48]
SFS/SFCS-3
SFS/SFCS-3
[0.3]
3.5
5 max
[0.1]
[0.2] [0.4]
P=2.54
†
4
[0.4]
2.54
[0.1]
27.2
[1.07]
[0.1]
DC-DC Converters PCB Mount Type
Ordering information
SFS15
SF
1
2
S
3
15
4
48
3R3
5
6
B
R
1Series
name
2Single
output
3Output
wattage
4Input
voltage
24:DC18 - 36V
48:DC36 - 76V
5Output
voltage
6Mounting
type
(Soldering process)
B :SMD(Pb-free solder)
C :DIP(Pb-free solder)
SFS/SFCS
MODEL
MAX OUTPUT WATTAGE[W]
DC OUTPUT
SFS15241R5 SFS15241R8 SFS15242R5 SFS15243R3 SFS152405
7.8
8.1
11.25
14.85
15.0
1.5V 5.2A
1.8V 4.5A
2.5V 4.5A
3.3V 4.5A
5V 3A
SFS152412
15.0
12V 1.25A
SFS152415
15.0
15V 1A
SPECIFICATIONS
MODEL
VOLTAGE[V]
*
1
CURRENT[A]
*
1
EFFICIENCY[%]
INPUT
START-UP VOLTAGE[V]
HYSTERESIS VOLTAGE[V]
VOLTAGE[V]
CURRENT[A]
VOLTAGE ACCURACY[%]
OUTPUT
RIPPLE[mVp-p]
RIPPLE NOISE[mVp-p]
START-UP TIME[ms]
OUTPUT VOLTAGE SETTING
*
1
OVERCURRENT PROTECTION
PROTECTION OVERVOLTAGE PROTECTION
CIRCUIT AND
LOWVOLTAGE PROTECTION
OTHERS
REMOTE ON/OFF
MODEL
MAX OUTPUT WATTAGE[W]
DC OUTPUT
SFS15241R5 SFS15241R8 SFS15242R5 SFS15243R3 SFS152405
DC18 - 36
0.39typ
0.4typ
0.54typ
0.7typ
0.69typ
83typ
85typ
87typ
89typ
90typ
DC16 - 18
DC1 min
1.5
1.8
2.5
3.3
5
5.2
4.5
4.5
4.5
3
+5, -3
25max
50max
20 - 200max (DCIN 24V, Io=100%)
t
1% of rated output voltage
Works over 103% of rating
Works at 120 - 140% of rating
Works at 90% max of rating
Provided(RC open : ON, short between RC and +Vin : OFF)
SFS152412
0.7typ
89typ
SFS152415
0.7typ
89typ
12
1.25
120max
150max
15
1
SFS/SFCS
SFS15481R2 SFS15481R5 SFS15481R8 SFS154802 SFS15482R5 SFS15483R3 SFS154805 SFS154812 SFS154815
6.24
7.8
8.1
9.0
11.25
14.85
15.0
15.0
15.0
1.2V 5.2A 1.5V 5.2A 1.8V 4.5A 2V 4.5A
2.5V 4.5A 3.3V 4.5A 5V 3A
12V 1.25A 15V 1A
SPECIFICATIONS
MODEL
VOLTAGE[V]
*
1
CURRENT[A]
*
1
EFFICIENCY[%]
INPUT
START-UP VOLTAGE[V]
HYSTERESIS VOLTAGE[V]
VOLTAGE[V]
CURRENT[A]
VOLTAGE ACCURACY[%]
RIPPLE[mVp-p]
OUTPUT
RIPPLE NOISE[mVp-p]
START-UP TIME[ms]
OUTPUT VOLTAGE SETTING
*
1
OVERCURRENT PROTECTION
PROTECTION OVERVOLTAGE PROTECTION
CIRCUIT AND
LOWVOLTAGE PROTECTION
OTHERS
REMOTE ON/OFF
SFS15481R2 SFS15481R5 SFS15481R8 SFS154802 SFS15482R5 SFS15483R3
DC36 - 76
0.16typ
0.2typ
0.2typ
0.22typ
0.27typ
0.35typ
82typ
83typ
85typ
86typ
87typ
89typ
DC32 - 36
DC2 min
1.2
1.5
1.8
2
2.5
3.3
5.2
5.2
4.5
4.5
4.5
4.5
+5, -3
25max
50max
20 - 200max (DCIN 48V, Io=100%)
t
1% of rated output voltage
Works over 103% of rating
Works at 120 - 140% of rating
Works at 90% max of rating
Provided(RC open : ON, short between RC and +Vin : OFF)
SFS154805 SFS154812 SFS154815
0.35typ
90typ
0.35typ
89typ
0.35typ
89typ
5
3
12
1.25
120max
150max
15
1
SFS/SFCS-4
SFS/SFCS-4
SFS15
GENERAL SPECIFICATIONS
ISOLATION INPUT-OUTPUT
OPERATING TEMP.,HUMID.AND ALTITUDE
STORAGE TEMP.,HUMID.AND ALTITUDE
ENVIRONMENT
VIBRATION
IMPACT
SAFETY
AGENCY APPROVALS
CASE SIZE/WEIGHT
OTHERS
COOLING METHOD
DC1,500V 1minute, DC500V 50M
W
min (20
t
15
C
)
-40 to +85
C
, 20 - 95%RH (Non condensing), 3,000m (10,000feet) max
-40 to +100
C
, 20 - 95%RH (Non condensing), 9,000m (30,000feet) max (SMD:Refer to the Instruction Manual)
10 - 55Hz, 49.0m/s
2
(5G), 3minutes period, 60minutes each along X, Y and Z axis
196.1m/s
2
(20G), 11ms, once each X, Y and Z axis
UL60950-1, C-UL (CSA60950-1), EN60950-1
38.7
X
5.0
X
27.2mm [1.52
X
0.197
X
1.07 inches] (W
X
H
X
D) /12g max
Convection
*1
At rated input(DC24V, DC48V), rated load and 25C
External view
1.SMD(Type:B)
38.7
[1.52]
Model
Recommended size for processing PCB
(TOP VIEW)
NC
-Vin
-Vin
+Vin
+Vin
NC
PO
RC
ALM
NC
P=2.54
†
4
34.7
[1.366]
4.2
[0.165]
1.7
[0.067]
º10
min to a center
(adsorption area)
SFS/SFCS
P=2.54
±
0.2
†
5
P=2.54
±
0.2
†
9
[1.07]
27.2
[0.1]
[0.4]
2.54
[0.1]
NC
[0.09]
2.17
[0.197]
Lot No.
[0.1]
5 max
2.54
±
0.2
Out line
Terminal part details
PCB
¶Dimensions
in:
39.9
±
0.6
0-10
˚
[1.57]
mm
[inch]
Coplanarity within 0.1
[0.004]
¶Div.:
0.1inch
1.3
±
0.3
[0.05]
P=2.54
†
7
[0.7]
NC
+Vout
+Vout
+Vout
-Vout
-Vout
2.54
±
0.2
10.16
[0.1]
[0.1]
[0.024]
0.6
±
0.1
[0.4]
SFS/SFCS
Model
2.DIP(Type:C)
38.7
Stopper
P=2.54
±
0.3
†
5
+Vout
+Vout
+Vout
-Vout
-Vout
0.6
±
0.1
[0.024]
[1.52]
Recommended size for processing PCB
(TOP VIEW)
NC
-Vin
-Vin
+Vin
+Vin
Stopper
PO
RC
ALM
NC
37.6
[1.480]
2.54
±
0.3
P=2.54
±
0.3
†
9
5.08 P=2.54
†
4
P=2.54X3
mm
[inch]
[0.1]
[0.1]
10.16
2.54
±
0.3
Stopper
2.17
[0.09]
[0.14]
[0.197]
Lot No.
Out line
14-
º0.9
¶Dimensions
in mm,[ ]= inches
¶Tolerance
±0.5
[±0.02]
¶Weight:12g
max
¶Dimensions
in:
¶Div.:
0.1inch
37.6
±
0.5
[1.48]
SFS/SFCS-5
SFS/SFCS-5
[0.3]
3.5
5 max
[0.1]
[0.2] [0.4]
[0.4]
P=2.54
†
4
[0.4]
2.54
[0.1]
27.2
[1.07]
[0.1]
DC-DC Converters PCB Mount Type
Ordering information
SFS20
SF
1
2
S
3
20
4
48
3R3
5
6
B
R
1Series
name
2Single
output
3Output
wattage
4Input
voltage
48:DC36 - 76V
5Output
voltage
6Mounting
type
(Soldering prosess)
B :SMD(Pb-free solder)
C :DIP(Pb-free solder)
SFS/SFCS
MODEL
MAX OUTPUT WATTAGE[W]
DC OUTPUT
SFS20481R5
13.5
1.5V 9A
SFS20481R8
14.4
1.8V 8A
SFS20482R5
17.5
2.5V 7A
SFS20483R3
19.8
3.3V 6A
SFS204805
20.0
5V 4A
SPECIFICATIONS
MODEL
VOLTAGE[V]
*
1
CURRENT[A]
*
1
EFFICIENCY[%]
START-UP VOLTAGE[V]
HYSTERESIS VOLTAGE[V]
VOLTAGE[V]
CURRENT[A]
VOLTAGE ACCURACY[%]
RIPPLE[mVp-p]
RIPPLE NOISE[mVp-p]
START-UP TIME[ms]
OUTPUT VOLTAGE SETTING
*
1
OVERCURRENT PROTECTION
OVERVOLTAGE PROTECTION
LOWVOLTAGE PROTECTION
REMOTE ON/OFF
INPUT-OUTPUT
OPERATING TEMP.,HUMID.AND ALTITUDE
STORAGE TEMP.,HUMID.AND ALTITUDE
VIBRATION
IMPACT
AGENCY APPROVALS
CASE SIZE/WEIGHT
COOLING METHOD
SFS20481R5
SFS20481R8
SFS20482R5
SFS20483R3
SFS204805
DC36 - 76
0.33typ
0.35typ
0.41typ
0.46typ
0.46typ
86typ
85typ
88typ
90typ
90typ
DC32 - 36
DC2 min
1.5
1.8
2.5
3.3
5
9
8
7
6
4
, -3
+5
50max
50max
20 - 200max (DCIN 48V, Io=100%)
+2, -1% of rated output voltage
Works over 103% of rating
Works at 115 - 145% of rating
Works at 95% max of rating
Provided(RC open : ON, short between RC and +Vin : OFF)
DC1,500V 1minute, DC500V 50M
W
min (20
t
15
C
)
-40 to +85
C
, 20 - 95%RH (Non condensing), 3,000m (10,000feet) max
-40 to +100
C
, 20 - 95%RH (Non condensing), 9,000m (30,000feet) max (SMD:Refer to the Instruction Manual)
10 - 55Hz, 49.0m/s
2
(5G), 3minutes period, 60minutes each along X, Y and Z axis
196.1m/s
2
(20G), 11ms, once each X, Y and Z axis
UL60950-1, C-UL(CSA60950-1), EN60950-1
38.7
X
5.0
X
27.2mm [1.52
X
0.197
X
1.07 inches] (W
X
H
X
D) /12g max
Convection/Forced air
INPUT
SFS/SFCS
OUTPUT
PROTECTION
CIRCUIT AND
OTHERS
ISOLATION
ENVIRONMENT
SAFETY
OTHERS
*1
At rated input(DC48V), rated load and 25C
SFS/SFCS-6
SFS/SFCS-6
