PolySwitch?
PTC Devices
Overcurrent Protection Device
PRODUCT: VLR170UF
DOCUMENT: SCD25397
PCN: A46524
REV LETTER: D
REV DATE: MAY 14, 2011
PAGE NO.: 1 OF 1
Specification Status: Released
Maximum Electrical Rating
Operating Voltage: 12Vdc
Interrupt Current: 100A
Chip Size: 3.6 X 10mm
Leads: Nickel 1/4H
0.125mm nominal thickness
Tape: None
Solder: Lead-Free
Marking: None
TABLE I. DIMENSIONS:
A B
C
D
E
F
MIN MAX MIN MAX
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
mm:
in*:
20.8 23.2 3.5 3.7
(0.81) (0.91) (0.14) (0.15)
---
--
0.7
(0.03)
5.3
(0.21)
6.7
(0.26)
5.3
(0.21)
6.7
(0.26)
2.4
(0.09)
2.6
(0.10)
*Rounded off approximation
TABLE I I. PERFORMANCE RATINGS: As measured in Muell er Kelvin Clips model BU-75K.
I HOLD
CURRENT TRIP LIMITS
TIME TO
TRIP
REFERENCE
RESISTANCE
ONE-HOUR
POST-TRIP
TRIPPED-
STATE
RESISTANCE
POWER
DISSIPATION
AMPS
25°C
AMPS
AT 0°C
AMPS
AT 25°C
AMPS
AT 60°C
AMPS
AT --°C
SECONDS AT
25°C, 8.5A
OHMS
AT 25°C
OHMS
AT 25°C
WATTS AT
25°C, 12V
HOLD
HOLD
TRIP
HOLD TRIP HOLD
TRIP HOLD TRIP
MIN MAX
MIN MAX
MIN MAX
MAX
1.7
2.4 5.6
1.7 4.1 0.7 1.9 --- ---
--- 5 0.018 0.032
0.018
0.064
--- 1.4
Agency Recognitions:
Reference Documents:
Precedence:
Effectivity:
CAUTION:
Materials Information:
UL, TUV, CSA
PS300
This specification takes precedence over documents referenced herein.
Reference documents shall be the issue in effect on the date of invitation for bid.
Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.
ROHS Compliant
ELV Compliant
Pb-Free
? 2005, 2011 Tyco Electronics Corporation, a TE Connectivity Ltd. Company. All rights reserved.
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