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  Fujitsu Electronic Components Datasheet  

BA12WK Datasheet

MINIATURE RELAY

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MINIATURE RELAY
2 POLES—1 to 2 A (FOR SIGNAL SWITCHING)
BA SERIES
s FEATURES
q Slim type relay for high density mounting
q CSA recognized
q Conforms to IEC60950, Bellcore specification and FCC
Part 68
—Clearance more than 2.0 mm between coil and contacts
—Creepage more than 2.5 mm between coil and contacts
—Dielectric strength 2,000 VAC between coil and contacts
—Surge strength 3,000 V between coil and contacts (at 2 ×
10 µs surge wave)
q High sensitivity and low consumption power
q Latching type available
q High reliability—bifurcated contacts
q Plastic sealed type
q Conforms to UL (under approval)
q SMT is available: BAS
s ORDERING INFORMATION
[Example]
BA L – D 12 W K
(a) (b) (*) (c) (d) (e) (g)
(a) Series Name
(b) Operation Function
(c) Number of Coil
(d) Nominal Voltage
(e) Contact
(g) Enclosure
BA : BA Series
Nil : Standard type
L : Latching type
Nil : Single winding type
D : Double winding type
Refer to the COIL DATA CHART
W : Bifurcated type
K : Plastic sealed type
Note: Actual marking omits the hyphen (-) of (*)
s SAFETY STANDARD AND FILE NUMBERS
CSA CERTIFIED NRTL/C to C22.2 No. 14 No. 950 (File No. LR35579), UL 508, 1950 (File No. E45026)
Relay type
BA
BAL
BALD
Nominal voltage
1.5 to 48 VDC
0.5 A
2A
0.3 A
Contact rating
125 VAC
30 VDC
110 VDC
resistive
1
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  Fujitsu Electronic Components Datasheet  

BA12WK Datasheet

MINIATURE RELAY

No Preview Available !

BA SERIES
s SPECIFICATIONS
Item
Standard
BA-( ) W-K
Single Winding
Latching Type
BAL-( ) W-K
Double Winding
Latching
BAL-D ( ) W-K
Contact
Arrangement
2 form C (DPDT)
Material
Gold overlay silver alloy
Style
Bifurcated
Resistance (initial) (at 1 A 6 VDC) Maximum 50 m
Rating (resistive)
0.5 A 125 VAC or 1 A 30 VDC
Maximum Carrying Current 2 A
Maximum Switching Power 62.5 AV, 30 W
Maximum Switching Voltage 250 VAC, 220 VDC
Maximum Switching Current 2 A
Minimum Switching Load*1 0.01 mA 10 mVDC
Capacitance
Approximately 0.5 pF (between open contacts, adjacent contacts)
Approximately 1.0 pF (between coil and contacts)
Coil
Nominal Power (at 20°C)
0.25 to 0.36 W 0.2 W
0.36 W
Operate Power (at 20°C)
0.14 to 0.2 W 0.15 W
0.205 W
Operating Temperature
–40°C to +70°C (no frost) (refer to the CHARACTERISTIC DATA)
Time Value Operate (at nominal voltage) Maximum 6 ms Maximum 6 ms (set)
Release (at nominal voltage) Maximum 4 ms Maximum 6 ms (reset)
Insulation Resistance (at 500 VDC)
Minimum 1,000 M
Dielectric
Strength
between open contacts
between adjacent contacts
between coil and contacts
1,000 VAC 1 minute
2,000 VAC 1 minute
1,000 VAC 1 minute
Surge Strength
3,000 V (at 2 × 10 µs)
1,500 V (at 10 × 160 µs)
Life Mechanical
1 × 107 operations minimum
Electrical
2 × 105 operations minimum (0.5 A 125 VAC)
5 × 105 operations minimum (1 A 30 VDC)
Other
Vibration Misoperation
Resistance Endurance
10 to 55 Hz (double amplitude of 3.3 mm)
10 to 55 Hz (double amplitude of 5.0 mm)
Shock
Misoperation
Resistance Endurance
500 m/s2 (11 ±1 ms)
1,000 m/s2 ( 6 ±1 ms)
Weight
Approximately 1.9 g
*1 Minimum switching loads mentioned above are reference values. Please perform the confirmation test with the actual
load before production since reference values may vary according to switching frequencies, environmental conditions
and expected reliability levels.
2
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Part Number BA12WK
Description MINIATURE RELAY
Maker Fujitsu
Total Page 6 Pages
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