Raychem
Overvoltage Devices
www.circuitprotection.com
Document: SCD 25481
ROV07, ROV07H
Status: Released
Rev. C May 19, 2005
7mm Series Metal Oxide Varistors
GENERAL DESCRIPTION FEATURES
Radial leaded
The ROV07-XXX (Radial-leaded Metal Oxide Varistor)
Broad Varistor voltage and V range
rms
products are 7mm radial leaded varistor devices
Varistor voltage : 18V - 820V
suitable for protection of overvoltage transients.
V voltage : 11V - 510V
rms
Two surge capability series
ROV devices can provide protection for a wide variety
Standard series, High surge series
of power systems against overvoltage faults such as
Various lead types
lightning, power contact and power induction. Suitable
Straight, Kinked, Other
for a broad range of applications including, but not
Various packaging options
limited to security, power supplies, surge strips, etc.,
Bulk, Tape & Reel, Ammo Pack
the ROV device helps to protect valuable equipment
Helps designers meet the following standards
from potential power surge damage by clamping high
UL, CSA, VDE
energy, short duration impulses. The ROV devices
Fast response time
have high current handling and energy absorption
High current and energy absorption capability
capability and fast response times to help protect
against transient faults.
APPLICATIONS
Power supplies and power systems
Line voltage
Telecommunications systems
Automotive systems
Appliances
TYPICAL APPLICATION SCHEMATIC
*
Protected
device
*In some applications, a polymeric PTC device such as a Tyco Electronics PolySwitch device may be used instead of a
fuse to provide a preferred solution.
MATERIALS INFORMATION
SUPERSEDED
RoHS Compliant ELV Compliant
NOT the LATEST
*After May 1, 2005 all ROV devices will be produced as RoHS compliant devices.
Tyco Electronics Corporation 308 Constitution Drive, Menlo Park, CA 94025 Tel: (800) 227-4856 Fax: (800) 227-4866 1 of 10
REVISION
2005 Tyco Electronics Corporation Raychem
Overvoltage Devices
www.circuitprotection.com
Document: SCD 25481
ROV07, ROV07H
Status: Released
Rev. C May 19, 2005
7mm Series Metal Oxide Varistors
PART NUMBERING
ROV 07 241 K -S -2
Raychem ROV series
Packaging
: Bulk
Disk Diameter -2 : Tape & Reel
7mm -AP : Ammo Pack
Surge series Lead Type
- : Standard Series : Kinked Lead
H : High Surge Series -S : Straight Lead
Varistor Voltage Tolerance
241 = 24 x 10^1 = 240V K : 10%
L : 15%
M : 20%
Raychem Logo
Voltage Designator 471K
Tolerance ( 10%)
471 K
VDE
- Lot Identification
- Agency Marking
Lot Identification
RoHS compliant devices: 4 characters
Non RoHS compliant devices: 5 characters with M at the end.
GENERAL CHARACTERISTICS
Storage temperature: -40C +125C
Maximum operating temperature: -40C +85C
Maximum working surface temperature: +115C
Temperature coefficient of voltage: 0 +0.05% / C max.
Insulation resistance of coating (@ 500 VDC): Over 1000M
Maximum response time: 25ns
Lead Material: 22 AWG Sn 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
UL1414 CSA VDE
(2nd Edition)
Tyco Electronics Corporation 308 Constitution Drive, Menlo Park, CA 94025 Tel: (800) 227-4856 Fax: (800) 227-4866 2 of 10
2005 Tyco Electronics Corporation