SNA series (1A,3A)
Ripple noise attenuation type for switch mode power supplies(DC)
SNA -03 -223 -O
Ordering information
1 Model Name
2 Rated Current
3 Line to ground capacitor code:See table 1.1.
table1.1 Line to ground capacitor code
Code Line to ground capacitor (nominal value)
000 Not Provided
223 22000pF
4 Options
D
:DIN rail installation type
R
1 2 3 4
Features of SNA series (1A and 3A)
Circuit Diagram Derating Curve
50 60 70 80-20-10 040-40-30 71
20
0
100
80
60
40
Ambient Temperature [C]
Load Factor [%]
Ripple noise attenuation type for switch mode power supplies(DC)
-
±
50 VDC -Best filter for switch mode power supplies of
analog circuits
(ex. power supply filter for an operational amplifier)
*
The dimensions change when the option is set.
Refer to External view.
¡Expected life : 10 years
Specifications
No. Items SNA-01-223 SNA-03-223
Interface:Connector
1Rated Voltage DC[V] ±50 (+Vin - COM-in, -Vin - COM-in)
2 Rated Current DC[A] 1 3
3 Test Voltage (Terminal-Mounting Plate) 500 VAC (Cutoff Current = 100mA), 1minute at room temperature and humidity
4 Isolation Resistance (Terminal-Mounting Plate) 500 VDC 50MW min at room temperature and humidity
5 DC resistance 190mW max 90mW max
6 Operating temperature -40 to +71C (Refer to Derating Curve)
7 Operating humidity 20 to 95%RH (Non condensing)
8 Storage temperature/humidity -40 to +75C/20 to 95%RH (Non condensing)
9 Vibration 10 to 55Hz, 19.6m/s2(2G), 3min. Period, 1hour each X, Y and Z axis
10 Impact 196.1m/s2(20G), 11ms Once each X, Y and Z axis
11 Safety agency approvals UL60950-1, C-UL (CSA60950-1), EN60950-1
12 Case size (without projection) /Weight
52X35X93 mm [2.05X1.38X3.66 inches] (WXHXD) /130g max (Option : -D refer to external view)
IN OUT
CY
COM-out
+Vin +Vout
-Vout
COM-in
-Vin
Co
Co
+
+
CY
: Mounting PlateCY : Line to ground capacitor Co : Electrolytic capacitor
DIN rail installation type is option
SN-1
SNA series (1A,3A)
External view
Mounting Hole
Mounting Plate
Name Plate
Tolerance : ±1 [±0.04]
Option harness : Refer to Instruction Manual 4
Weight : 130g max
PCB Material /thickness : CEM3 /1.6mm [0.06 inches]
Mounting plate : Iron (surface finishing : nickel plating) t=1.0 [0.04]
Case : PBT
Dimensions in mm, [ ]=inches
Keeping drawing current per pin below 2A for CN1 to CN4
[1.57]
[1.38]
[2.05]
[3.23]
[0.18]
[3.66]
1
4
1
4
1
4
2-f4.5
CN3
CN4
CN1
CN2
1
4
Pin No. Function Function
Pin No.
Function
Pin No.
-Vout
COM-out
CN3
+Vout
COM-out
3,4
1,2
CN4
3,4
1,2
CN1
+Vin
COM-in
3,4
1,2
Function
Pin No.
CN2
-Vin
COM-in
3,4
1,2
(Mfr:J.S.T)
Terminal
Mating connector
I/O Connector
CN1~CN4
B4B-XH-AM XHP-4
Bulk:BXH-001T-P0.6
Reel:SXH-001T-P0.6
35
93
52
40 ±0.5
82 ±0.5
Tolerance : ±1 [±0.04]
Weight : 140g max
PCB Material /thickness : CEM3 /1.6mm [0.06 inches]
Mounting plate : Iron (surface finishing : nickel plating) t=1.0 [0.04]
Case : PBT
Dimensions in mm, [ ]=inches
Keeping drawing current per pin below 2A for CN1 to CN4
DIN rail
Option harness : Refer to Instruction Manual 4
Mounting Plate
M4
FG
Name Plate
OUT
1
4
1
4
1
4
CN3
CN4
CN1
CN2
1
4
(9)
87.5
52
35
[0.35] [1.38]
[0.31]
[0.39]
[2.05]
8
10
Pin No. Function Function
Pin No.
Function
Pin No.
-Vout
COM-out
CN3
+Vout
COM-out
3,4
1,2
CN4
3,4
1,2
CN1
+Vin
COM-in
3,4
1,2
Function
Pin No.
CN2
-Vin
COM-in
3,4
1,2
Terminal
Mating connector
I/O Connector
CN1~CN4 B4B-XH-AM XHP-4
(Mfr:J.S.T)
Bulk:BXH-001T-P0.6
Reel:SXH-001T-P0.6
IN
84
[3.44]
[3.31]
Standard Type
DIN rail installation Type
¡Note when installing the EMI/EMC
Filter on a DIN rail.
When the EMI/EMC Filter is grounded through
the DIN rail, the proper noise attenuation may not
be achieved.
Be sure to connect the FG terminal of the EMI/
EMC Filter body to the earth.
Name Plate
IN
OUT
1
4
1
4
1
4
CN3
CN4
CN1
CN2
1
4
DIN rail
SN-2