SERIES 431
GENERAL ELECTRICAL SPECIFICATIONS (–65°C to +125°C unless otherwise noted) (Notes 2 & 3)
Contact Arrangement
Rated Duty
1 Form C (SPDT)
Continuous
Contact Resistance
0.1 ohm max. before life; 0.2 ohm max. after life at 1A/28Vdc (measured 1/8" from header)
Resistive:
Inductive:
Lamp:
1 Amp/28Vdc
200 mA/28Vdc (320 mH)
100 mA/28Vdc
Contact Load Ratings (DC)
(See Fig. 2 for other DC
resistive voltage/current ratings)
Low Level:
10 to 50 μA/10 to 50mV
Resistive:
250 mA/115Vac, 60 and 400 Hz (Case not grounded)
100 mA/115Vac, 60 and 400 Hz (Case grounded)
Contact Load Ratings (AC)
Contact Life Ratings
10,000,000 cycles (typical) at low level
1,000,000 cycles (typical) at 0.5A/28Vdc resistive
100,000 cycles min. at all other loads specified above
Contact Overload Rating
Contact Carry Rating
Coil Operating Power
Operate Time
Release Time
Contact Bounce
2A/28Vdc Resistive (100 cycles min.)
Contact factory
150 milliwatts typical at nominal rated voltage @ 25°C
431, 431D, 431DD Series: 4.0 msec max. at nominal rated coil voltage 431T: 3.5 msec (Note 8)
431 Series: 2.5 msec max. 431D, 431DD, 431T: 7.5 msec max.
1.5 msec max.
Intercontact Capacitance
Insulation Resistance
Dielectric Strength
Negative Coil Transient (Vdc)
Diode P.I.V. (Vdc)
0.4 pf typical
10,000 megohms min. between mutually isolated terminals
Atmospheric pressure: 500 Vrms/60Hz
431D, 431DD, 431T
70,000 ft.: 300 Vrms/60Hz (431T: 125 Vrms/60 Hz)
1.0 max
100 min.
0.3 min.
6.0 min.
75 min.
431D, 431DD, 431T
Base Turn Off Voltage (Vdc)
431T
Transistor
Emitter-base breakdown Voltage (BVEBO) (@25°C) (Vdc)
Characteristics
Collector-base breakdown Voltage (BVEBO) (@25°C & lc = 100 μA) (Vdc)
DETAILED ELECTRICAL SPECIFICATIONS (–65°C to +125°C unless otherwise noted) (Note 3)
431-5
431D-5
431DD-5
431T-5
431-6
431D-6
431DD-6
431T-6
431-9
431D-9
431-12
431D-12
431-18
431D-18
431-26
431D-26
BASE PART
NUMBERS
431DD-9 431DD-12 431DD-18 431DD-26
431T-9
(See Note 10 for full P/N example)
431T-12
12.0
22.0
1025
1025
9.7
12.5
10.1
13.6
9.0
10.0
10.0
0.39
0.41
5.6
431T-18
18.0
33.0
2300
2300
6.7
8.5
6.7
9.1
13.5
14.5
14.5
0.26
0.58
8.4
431T-26
26.5
45.0
4000
4000
5.7
7.2
5.7
7.7
18.0
19.0
19.0
0.20
0.89
10.4
0.89
10.4
Nom.
Max.
5.0
8.0
6.0
11.0
255
200
22.7
30.6
21.2
27.7
4.5
9.0
Coil Voltage (Vdc)
Coil Resistance
16.0
630
630
11.5
15.0
11.8
16.8
6.8
431, 431D, 431T (Note 4)
125
100
36.3
50.0
34.7
47.8
3.7
4.5
3.6
1.2
0.15
2.0
(Ohms 10ꢀ @25°C)
431DD (Note 4)
Min.
Coil Current (mAdc @25°C)
(431DD Series)
Max.
Min.
Max.
Coil Current (mAdc @25°C)
(431T Series)
(Note 7)
431, 431D
431DD
431T (Note 7)
Pick-up Voltage (Vdc, Max.)
5.5
4.8
7.8
7.8
Base Current to Turn On (mAdc, Max.) (431T Series) (Note 7)
0.78
0.18
2.8
0.18
2.8
0.48
0.35
4.2
0.35
4.2
Min.
Max.
Min.
Max.
431, 431D,
431T (Note 7)
Drop-out Voltage (Vdc)
0.15
2.4
0.40
5.6
0.58
8.4
431DD
PERFORMANCE CURVES
TYPICAL RF PERFORMANCE
TYPICAL DC CONTACT RATING (RESISTIVE)
0
431T
(NOTE 2)
.1
.2
300
250
200
150
100
50
.3
.4
.5
.6
10
20
30
40
1.92
1.22
1.07
1.02
1.01
1.00
1.00
RETURN LOSS (VSWR)
431T
50
60
70
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
LOAD CURRENT (AMPS DC)
.01
0.5
.1
.5
1.0
FIGURE 1
FREQUENCY (GHz)
FIGURE 2
©2003 TELEDYNE RELAYS
SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE
www.teledynerelays.com
431 Page 2
431/1203/Q1
TELEDYNE [ TELEDYNE TECHNOLOGIES INCORPORATED ]
