ESE-2121BT Panasonic - ECG, ESE-2121BT Datasheet - Page 2

• Manufacturer Part Number: ESE-2121BT
• Description: SWITCH DET 3.8MM HT W/BOSS SMD
• Manufacturer: Panasonic - ECG
• Series: ESE212r

Specifications of ESE-2121BT

• Circuit: SPST-NO
• Switch Function: Off-Mom
• Contact Rating @ Voltage: 0.01A @ 5VDC
• Actuator Type: Overtravel Plunger
• Mounting Type: Surface Mount
• Termination Style: SMD (SMT) Tab
• Operating Force: 30gf
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ESE2121BT; P13377STR

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Design and specifi cations are each subject to change without notice. Ask factory for the current technical specifi cations before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
without Boss
1-pole 1-throw
ON starting position
(H=3.8)
(H=3.6)
Full travel
Type A
Type B
Dimensions in mm (not to scale)
Circuit Diagram
1-pole 1-throw (N . O)
Packaging Specifi cations
Standard Reel Dimensions in mm (not to scale)
Taping Reel
N.O
N.C
No. 1
0.3
Part Numbers
ESE2121AT
ESE2121BT
ESE2161AT
ESE2161BT
1.0
φ380.0±2.0
(5.4)
3.4
3.4
1.83
0.1
1.6
φ1.20±0.05
Without Boss
Without Boss
With Boss
With Boss
Boss
1.0
Boss
16.4
Embossed Taping (Reel pack)
2.0
PWB mounting hole for reference
φ0.8
PWB land pattern for reference
Common
terminal
Common
terminal
Type A 3.8 mm 3.5 mm
Type B 3.6 mm 3.3 mm
1.2
1.2
2.0
(ESE2121BT)
View from
(ESE2121AT)
View from
Packaging
3.46
3.46
H
1.2
1.2
Embossed Carrier Taping
Carrier tape
Non-packed portion
END
H
(160 mm min.)
0
with Boss
1-pole 1-throw
ON starting position
Full travel
(H=4.8)
Type C
1-pole 1-throw (N . C)
N.O
No. 2
0.3
P=8.0±0.1
Packed portion
1.0
Part Numbers
ESE2131AT
ESE2131BT
4.0±0.1
2.0±0.1
Pilot holes
(5.4)
3.4
3.4
1.83
0.1
1.6
φ1.20±0.05
Boss
Drawing direction
Without Boss
With Boss
1.0
Non-packed portion
Boss
Detector Switches/ESE21
(100 mm min.)
Leading portion 400 mm min.
φ0.8
Embossed Taping (Reel pack)
PWB mounting hole for reference
PWB land pattern for reference
Common
terminal
Common
terminal
1.2
1.2
(ESE2131BT)
View from
(ESE2131AT)
View from
Packaging
3.46
3.46
TOP
Cover tape
1.2
1.2
Feb. 2008