LM339
+15V
R4
220k
6.8k
R2
R5
220k
Vin(min)
≈
0.4V Peak for1% phase distortion(
∆Θ
).
10k
V
VCC
10k
VO
Vin
Vin(min)
V
R1
8.2k
in
D1
Θ
O
15k
R3
10M
+
Vin
VEE
VCC
VO
VEE
Θ
∆Θ
D1 prevents input from going negative by more than 0.6 V
R1+ R2= R3
R3
3
R5
forsmallerrorin zerocrossing
10
Figure 5 . Zero Crossing Detector
(Single Supply)
Figure 6. Zero Crossing Detector
(Split Supplies)
Ordering Information
OR DERING
NU M BER
PAC KA G E
SOP-14 / DIP-14
M AR K IN G
LM339
LM339M
Address :
Postalcode:100039
Tel: 86-010-58895780 / 81 / 82 / 83 / 84
Http://www.estek.com.cn
Email:sales@estek.com.cn
6A06--6A07
Rm 6A07,Changyin Office Building ,No.88,Yong Ding Road,Hai Dian District ,Beijing
Fax : 010-58895793
REV No:01-060818
BEIJING ESTEK ELECTRONICS CO.,LTD
6
ESTEK [ Estek Electronics Co. Ltd ]
