Littelfuse C-III Varistor Series - Manual (Page 10)

© 2013 Littelfuse, Inc. 122
Revised: June 5, 2013
Varistor Products
C-III Varistor Series
Radial Lead Varistors > C-III series
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/c-iii.html for current information.
Part Numbering System
XX
For “VARISTOR”
V
M(AC)
(Three or four digits -- 130V to 1,000V)
V XXXX LA C
RELATIVE ENERGY INDICATOR
(One or Two Digits)
C-III SERIES DESIGNATOR
LEAD-FREE, HALOGEN-FREE AND
RoHS COMPLIANT INDICATOR
P
See OPTIONS CODES notes below
XXXXX
OPTION CODES
(See notes below)
BASE PART CODES
(See Ratings & Specifications tables and notes below)
SERIES + PACKAGING / LEAD STYLE
DESIGNATOR
(See BASE PART CODES notes below)
L A = Bulk Pack / Straight Leads (standard)
L C = Bulk Pack / Crimped and Trimmed Leads
L S = Tape and Reel / Straight Leads
L T = Tape and Reel / Crimped Leads
L U = Tape and Reel / Under-Crimped Leads
Ordering Notes:
Device Size Voltage
Quantity Per Reel
"T" Reel "S" Reel "U"Reel
10mm ALL 500 500 500
14mm
≤ 275V 500 500 500
≥ 275V 400 400 400
20mm
≤ 275V 500 500 500
≥ 275V 400 400 400
Series + Packaging / Lead Style Designators:
Ordering examples:
Straight
Lead
Bulk Pack
(standard)
Straight
Lead
Tape & Reel
Crimped &
Trimmed
Lead
Bulk Pack
Under-Crimp
Lead
Tape & Reel
V130LA20CP V130LS20CP V130LC20CP V130LU20CP
Standard Model Order As
V130LA20CP V130LA20CPX10
Littelfuse C-III Series varistors are shipped standard in bulk pack
with straight leads and lead spacing outlined in the Package
Dimensions section of this data sheet.
Tape & Reel Quantities:
Crimped leads are standard on LA Series varistors supplied in
tape and reel, denoted with "LT."
"LC" style is supplied in bulk only.
"LU" style is supplied in tape & reel only.
For crimped leads without trimming and any varitions other than
that described above, please contact Littelfuse.
For standard parts, use the BASE PART designator only.
For parts with non-standard options (such as additional form, packaging
and lead space options), use BASE PART + OPTION CODE.
OPTION CODE items are subject to availability and minimum order
requirements. Please contact a Littelfuse products representative for
additional information or questions
BASE PART CODES: OPTION CODES:
Standard Model Order As
V130LA20CP V130LA20CPX2855
Packaging and Quantities:
X10: 10MM LEAD SPACING OPTION --
For 10 (-/+1)mm lead spacing (available on 20mm
diameter models only), append standard model
BASE PART number with "X10." Example:
X2855: Nickel Barrier COATED WIRE OPTION --
All standard parts use tinned copper clad steel wire.
Nickel Barrier Coated wire is available as an option,
consisting of Copper wire with a flashing of Nickel
followed by a top coating of Tin. To order append standard
model BASE PART number with "X2855." Example:
X1347: Hi-Temperature phenolic coating option --
Phenolic Coated C-III Series devices are available with improved
maximum operating maximum temperature of 125°C.
To order, add X1347 to end of part number
(Example:
V230LA40CPX1347 ).
For additional information please refer to the section labeled
"Phenolic Coating Option" on the third page of this document
under the "Electrical Characteristics" table.