LVR025S-1 Tyco Electronics, LVR025S-1 Datasheet - Page 2

• Manufacturer Part Number: LVR025S-1
• Description: POLYSWITCH PTC RESET 0.25A HOLD
• Manufacturer: Tyco Electronics
• Series: PolySwitch®r

Specifications of LVR025S-1

• R Min/max: 1.300 ~ 2.100 Ohm
• Voltage - Max: 240V
• Time To Trip: 18.5s
• Current - Hold (ih) (max): 250mA
• Current - Trip (it): 560mA
• Current - Max: 2A
• Package / Case: Radial
• Holding Current: 250mA
• Tripping Current: 560mA
• Initial Resistance Max: 2.1ohm
• Operating Voltage: 240VAC
• Ptc Fuse Case: Radial Lead
• Initial Resistance Min: 1.3ohm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: C47653-000

308 Constitution Drive
Menlo Park, CA 94025-1164
Phone: [phone]
www.circuitprotection.com
1. Users should independently evaluate the suitability of and test each product selected for their
2. This product should not be used in an application where the maximum interrupt voltage or
3. A PPTC device is not a fuse - it is a nonlinear thermistor that limits current. Under a fault
4. The devices are intended for protection against occasional overcurrent or overtemperature
5. In most applications, power must be removed and the fault condition cleared in order to reset a
6. It is the responsibility of the user to determine the need for back up or fail safe protection to
7. Operation in circuits with a large inductance can generate a circuit voltage (Ldi/dt) above the
8. Devices are not recommended for reflow soldering.
9. Device performance can be impacted negatively if devices are handled in a manner
10. PTC devices are not recommended to be installed in applications where the device is
11. Contamination of the PTC material with certain silicone-based oils or some aggressive
own application.
maximum interrupt current can be exceeded in a fault condition. Operation beyond the
maximum ratings or improper use may result in device damage and possible electrical arcing
and flame.
condition all PPTC devices go into a high resistance state but do not open circuit, so
hazardous voltage may be present at PPTC locations.
fault conditions and should not be used when repeated fault conditions or prolonged trip events
are anticipated.
PPTC device; however, under certain unusual conditions, a PPTC device may automatically
reset. PPTC devices should not be used in an application where an automatic reset could
create a safety hazard, such as garbage disposals and blenders. Appropriate qualification
testing should be performed.
prevent damage that may occur in the event of abnormal function or failure of the PTC device.
rated voltage of a PPTC device. This product should not be used in an application where the
maximum interrupt voltage or maximum interrupt current can be exceeded by inductive spikes.
inconsistent with recommended electronic, thermal, or mechanical procedures for electronic
components.
constrained such that its PTC properties are inhibited, for example in rigid potting materials or
in rigid housings, which lack adequate clearance to accommodate device expansion.
solvents can adversely impact the performance of the devices.
Warning: Application Limitations for the LVR Product Line
Raychem Circuit Protection Products
Overcurrent Protection Device
PolySwitch®
PTC Devices
PRODUCT: LVR025S-1
DOCUMENT: SCD 25109
REV LETTER: I
REV DATE: APRIL 1, 2009
PAGE NO.: 2 OF 2