7BB-20-6 Murata, 7BB-20-6 Datasheet - Page 18
![Speakers & Transducers ACOUSTIC ELEMENT](/photos/17/61/176184/96148p04_sml.jpg)
7BB-20-6
Manufacturer Part Number
7BB-20-6
Description
Speakers & Transducers ACOUSTIC ELEMENT
Manufacturer
Murata
Series
7BBr
Datasheet
1.PKB24SPCH3601-B0.pdf
(35 pages)
Specifications of 7BB-20-6
Magnet Material
Brass
Dimensions
0.42 mm D
Diameter
20 mm
Depth
0.42 mm
Frequency Range
6.3 KHz
Impedance
350 Ohms
Shape
Round
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
7BB-20-6L0
Manufacturer:
MURATA
Quantity:
12 000
3
!Note
• This PDF catalog is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifications are subject to change or our products in it may be discontinued without advance notice. Please check with our
• This PDF catalog has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering.
sales representatives or product engineers before ordering.
!Note
1. Notice (Soldering and Mounting)
1. The component may be damaged if mechanical stress
2. Take care to protect operating circuit from surge voltage
3. If DC voltage is applied to the component, silver migration
4. The resistor should be used as shown in Fig. A.
5. Avoid excessive pulling of lead wire because wire may
16
Piezoelectric Sounders (External Drive Pin Type Taping) Circuit/Notice
The following are examples of externally driven circuits.
(1) Unstable multi-vibrator using Tr.
(2) Circuits using inverters or NAND gates.
(1)
510
Circuit
Notice (Soldering and Mounting)
(1) Soldering Iron
(2) Reflow
Notice (Handling)
exceeding specifications is applied.
resulting from excessive force, falling, shock or
temperature change.
may occur. Please pay full attention to avoid subjecting
the component to DC voltage for long periods.
A suitable resistance value should be chosen, preferably
1k to 2k . Instead of this measure, a diode may also be
applied as shown in Fig. B.
break or soldering point may come off.
• Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.
• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product specifications or transact the approval sheet for product specifications before ordering.
(a) Lead terminals are immersed up to 1.5mm from
(b) Lead terminal is directly contacted with the
The component cannot withstand reflow soldering.
20k
0.01 F
components body in soldering bath of +260+/-5
degrees C for 10+/-1.0 seconds, and then
components shall be left in natural condition
for 4 hours.
tip of soldering iron of +350+/-0.5 seconds, and
then components shall be left in natural
condition for 4 hours.
0.01 F
20k
510
1k
1k
+V
Input
(2)
1M
120k
0.001 F
1k
1k
+V
2. Please do not insert the component on double
3. Washing of the component is not acceptable.
sided PCB with plated through hole. When melted
solder touches to the base of lead terminal,
a part of plastic case shall be melted and it
may cause electrical failure.
Because it is not sealed.
IC
Fig. A
IC
Fig. B
R
P37E.pdf
10.1.28