B57421V2681J62 EPCOS Inc, B57421V2681J62 Datasheet - Page 9

• Manufacturer Part Number: B57421V2681J62
• Description: THERMISTOR NTC 680 OHM 5% 0805
• Manufacturer: EPCOS Inc
• Series: B574**V2r
• Type: NTCr

Specifications of B57421V2681J62

• Package / Case: 0805 (2012 Metric)
• Resistance In Ohms @ 25°c: 680
• Resistance Tolerance: ±5%
• B Value Tolerance: ±3%
• B25/50: 3940K
• B25/85: 3980K
• B25/100: 4000K
• Operating Temperature: -55°C ~ 125°C
• Power - Max: 210mW
• Mounting Type: Surface Mount
• Description Of Terminals: Leadless
• Mounting Style: Surface Mount
• Pin Count: 2
• Resistance @ 25c: 680Ohm
• Thermal Time Constant: 10s
• Percentage Of Resistance Tolerance @ 25c: ±5
• Product Length (mm): 2mm
• Product Depth (mm): 1.25mm
• Resistance: 680 Ohms
• Tolerance: 5 %
• Termination Style: SMD/SMT
• Operating Temperature Range: - 55 C to + 125 C
• Power Rating: 210 MW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• B0/50: -
• B25/75: -
• Lead Length: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: B57421V2681J 62; B57421V2681J062

1.3
Packing survey
Case
size
0402
0603
0805
3) Chip thickness depends on the resistance value.
Please read Cautions and warnings and
Important notes at the end of this document.
Temperature measurement and compensation
SMD NTC thermistors, case size 0805 (2012)
Chip
thick-
ness
mm
0.5
0.8
0.8
1.2
Reel packing
3)
8-mm tape
Blister Card-
x
x
board
x
x
Reel dimensions
mm
A
180
180
330
180
330
Tol.
2.0
2.0
3/+0
3/+0
3/+0
Page 9 of 20
W1
8.4
8.4
12.4
8.4
12.4
Tol.
+1.5/ 0
+1.5/ 0
+1.5/ 0
+1.5/ 0
+1.5/ 0
W2
14.4 max.
14.4 max.
18.4 max.
14.4 max.
18.4 max.
Packing units
pcs./reel
180-mm
reel
10000
4000
4000
3000
B574**V2
330-mm
reel
16000
16000
12000