TMOV25SP385M Littelfuse Inc, TMOV25SP385M Datasheet - Page 104

• Manufacturer Part Number: TMOV25SP385M
• Description: TMOV VARISTOR PB FREE 25S
• Manufacturer: Littelfuse Inc
• Series: iTMOV®r

Specifications of TMOV25SP385M

• Varistor Voltage: 682V
• Current-surge: 20kA
• Number Of Circuits: 1
• Maximum Ac Volts: 385VAC
• Energy: 430J
• Package / Case: Disc 25mm 3-Lead
• Suppressor Type: Varistor
• Peak Surge Current @ 8/20µs: 20000A
• Varistor Case: 25mm DISC
• Clamping Voltage Vc Max: 1010V
• Peak Energy (10/1000us): 430J
• Voltage Rating Vdc: 682V
• Voltage Rating Vac: 385V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Maximum Dc Volts: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

UltraMOV™ 25S Varistor Series
V25S130P
V25S140P
V25S150P
V25S230P
V25S250P
V25S275P
V25S300P
V25S320P
V25S385P
V25S420P
V25S440P
V25S460P
V25S510P
V25S550P
V25S625P
V25S750P
UltraMOV™ 25S Series Ratings & Specifications
V25S115P
V25S175P
Transient V-I Characteristics Curves
Peak Current, Energy and Power Derating Curve
For applications exceeding 85ºC ambient temperature, the
peak surge current and energy ratings must be reduced as
shown above.
Figure 1
Number
Part
100
80
60
40
20
0
55
Branding
P25S130
P25S140
P25S150
P25S230
P25S250
P25S275
P25S300
P25S320
P25S385
P25S420
P25S440
P25S460
P25S510
P25S550
P25S625
P25S750
P25S115
P25S175
50
AM BIEN T T EM PER AT U R E (ºC )
60
AC Volts DC Volts
V
70
M(AC)RMS
130
140
150
175
230
250
275
300
320
385
420
440
460
510
550
625
750
115
(V)
Continuous
Radial Lead Varistors > UltraMOV
80
Maximum Rating (85°C)
90
V
180
200
225
300
320
350
385
420
505
560
585
615
670
825
970
150
170
745
(V)
M(DC)
100 110 120 130
Energy
Pulse
2ms
W
230
255
285
300
400
435
470
500
540
630
655
675
690
700
800
890
315
765
1 x
(J)
TM
Transient
Peak Surge
1 x Pulse
8 x 20μs
Current
22000
22000
22000
22000
22000
22000
22000
22000
22000
22000
22000
22000
22000
22000
22000
22000
22000
22000
Revision: November 5, 2009
Revision: November 5, 2009
Varistor Products
(A)
I
TM
100
100
Varistor Voltage
1080
V
Min
200
387
423
459
558
643
675
738
900
162
184
216
243
324
351
612
819
Peak Pulse Current Test Waveform for Clamping Voltage
Test Current
Figure 2
NOM
at 1mA DC
TM
O
1
25S Series
(V)
1 0 0
5 0
0
T = Time from 10% to 90% of Peak
T
T
Example - For an 8/20 μs Current Waveform:
0
1
1
2
= Virtual Origin of Wave
= Rise Time = 1.25 x T
= Decay Time
1320
V
Max
1001
1100
198
226
240
264
297
396
429
473
517
561
682
748
787
825
902
Please refer to www.littelfuse.com/series/ultramov25s.html for current information.
NOM
8μs = T
20μs = T
t
t
1
Voltage at 100A,
1
2
= Rise Time
Specifications (25°C)
= Decay Time
Maximum
Clamping
8 x 20μs
1220
1335
1475
1625
1950
1010
1100
1160
295
335
355
390
450
585
640
700
825
765
V
C
t
2
Specifications are subject to change without notice.
(V)
UL 1449 ed.3
Protection
Voltage
Rating
1000
1000
1200
1500
VPR
400
500
500
500
600
700
800
900
n/a
n/a
n/a
n/a
n/a
n/a
©2009 Littelfuse, Inc.
©2008 Littelfuse, Inc.
T IM E
f = 1MHz
Capaci-
Typical
tance
4500
3900
3500
3200
2550
1900
1750
1610
1450
1350
1080
1000
(pF)
900
870
820
750
660
550
C