Raychem
Overvoltage Devices
www.tycopowercomponents.com
ROV20, ROV20H, ROV20E
Document: SCD 25484
Status: Released
20mm Series Metal Oxide Varistors
Rev. A June 30, 2003
PART NUMBERING
ROV 20 – 241 K -S -2
Raychem ROV series
Packaging
: Bulk
Disk Diameter
20mm
-2 : Tape & Reel
-AP : Ammo Pack
Surge Series
- : Standard series
H : High surge series
E : Extra high surge series
Lead Type
: Kinked Lead
-S : Straight Lead
Varistor Voltage
241 = 24 x 10^1 = 240V
Tolerance
K : ±10%
L : ±15%
M : ±20%
DEVICE MARKING
471K
Raychem Logo
VDE
Voltage Designator
Tolerance (± 10%)
471 K
- Lot Identification
- Agency Marking
GENERAL CHARACTERISTICS
Storage temperature:
-40°C … +125°C
Maximum operating temperature:
Maximum working surface temperature:
Temperature coefficient of voltage:
Insulation resistance of coating (@ 500 VDC):
Maximum response time:
-40°C … +125°C
+115°C
0 …+0.05% / °C max.
Over 1000MΩ
25ns
Lead Material:
22AWG Sn/Pb Plated Copper
AGENCY RECOGNITION
Device Ratings and Characteristics Tables contain specific recognition information for each individual part. The table below details
marking symbols for each agency recognition type.
UL1449
(2nd Edition)
UL1414
CSA
VDE
Tyco Electronics Corporation 308 Constitution Drive, Menlo Park, CA 94025 Tel: (800) 227-4856 Fax: (800) 227-4866
2 of 11