Panasonic PA1A12 PCB Mount Relay 1 NO, SPST-NO PA1A12 Data Sheet

Product codes
PA1A12
Page of 3
PA
1
ds_61123_0000_en_pa: 151106D
SPECIFICATIONS 
(at 20
°
68
°F
)
THE SLIM POWER RELAY
PA RELAYS
mm 
inch
20
.787
5
.197
12.5
.492
FEATURES
• Slim size (width 5 mm 
.197 inch
, height 12.5 mm 
.492 inch
) permits higher 
density mounting
• Wide switching capacity: Control from 100
μA 100 mV to 5 A 250 V AC, 30 V DC
• High sensitivity: 120 mW (Nominal) (5 to 18 V DC type)
• High surge voltage (4000 V) and high breakdown voltage (2000 V)
• Shock & vibration resistance (functional): Min. 147m/s
2
 {15 G}
• SIL (single in line) terminal layout
• Reinforced according to IEC1131-2 (TÜV)
PAD type: 3.1 mm clearance
3.6 mm creepage distance
Contacts
Coil (at 25
°
77
°F
, 50% R.H.)
#1 This value can change due to the switching frequency, environmental conditions, 
and desired reliability level, therefore it is recommended to check this with the 
actual load.
Remarks
* Specifications will vary with foreign standards certification ratings.
*
1
Measurement at same location as “Initial breakdown voltage” section
*
2
Detection current: 10mA
*
3
Wave is standard shock voltage of 
±1.2×50μs according to JEC-212-1981
*
4
Excluding contact bounce time
*
5
Half-wave pulse of sine wave: 11ms; detection time: 10
μs
*
6
Half-wave pulse of sine wave: 6ms
*
7
Detection time: 10
μs
*
8
Refer to 6. Conditions for operation, transport and storage mentioned in 
.
Characteristics
Arrangement
1a
Contact material
Au-clad AgNi type
Initial contact resistance, max.
(By voltage drop 6 V DC 1 A)
30 m
Ω
Rating 
(resistive)
Nominal switching capacity
5 A 250 V AC, 5 A 30 V DC
Maximum switching power
1250 VA, 150 W
Maximum switching voltage
250 V AC, 110 V DC
Max. switching current
5 A
Min. switching capacity
#1
100
μA, 100 mV DC
Expected 
life (min.
operations)
Mechanical
2
×10
7
 
Electrical (at 20 cpm)
3 A 250 V AC, 3 A 30 V DC, 10
5
5 A 250 V AC, 5 A 30 V DC, 5
×10
4
Nominal operating 
power
5 to 18 V DC
120 mW
24 V DC
180 mW
Max. operating speed
20 cpm at rated load
Initial insulation resistance*
1
Min. 1,000 M
Ω at 500 V DC
Initial 
breakdown
voltage*
2
Between open contacts
1,000 Vrms
Between contacts and 
coil
2,000 Vrms
Surge voltage between contacts and 
coil*
3
4,000 V
Operate time*
4
  (at nominal voltage)
Max. 10 ms
Release time (without diode)*
4
 
(at nominal voltage)
Max. 5 ms
Temperature rise
Max. 45
°C with nominal coil voltage across
coil and at nominal switching capacity
Shock resistance
Functional*
5
Min. 147 m/s
2
 {15 G}
Destructive*
6
Min. 980 m/s
2
 {100 G}
Vibration resistance
Functional*
7
Min. 147 m/s
2
 {15 G}, 10 to 55 Hz
at double amplitude of 2.5 mm
Destructive
Min. 205.8 m/s
2
 {21 G}, 10 to 55 Hz
at double amplitude of 3.5 mm
Conditions for operation,
transport and storage*
8
 
(Not freezing and 
condensing at low 
temperature)
Ambient
temp.
–40
°C to +70°C 
–40
°F to +158°F
Humidity
5 to 85%R.H.
Unit weight
Approx. 3 g 
.15 oz
TYPICAL APPLICATIONS
• Interface relays for programmable controllers
• Output relays for measuring equipment, timers, counters and 
temperature controllers
• Industrial equipment, office equipment
ORDERING INFORMATION
Notes:  1) The PAD type offers slightly higher clearance (3.1 mm) and 
 
  creepage distance (3.6 mm).
 
2) Standard packing: Tube: 25 pcs.; Case: 1,000 pcs.
 
  UL/CSA, TÜV approved type is standard.
Ex. PA(D)
1a
12V
Contact arrangement
1a: 1 Form A
Coil voltage (DC)
5, 6, 9, 12, 18, 24V