TOP268EG Power Integrations, TOP268EG Datasheet - Page 22
![IC OFFLINE SW PWM OCP OVP 7ESIP](/photos/7/32/73237/topswitch-jx-7-esip_reg_sml.jpg)
TOP268EG
Manufacturer Part Number
TOP268EG
Description
IC OFFLINE SW PWM OCP OVP 7ESIP
Manufacturer
Power Integrations
Series
TOPSwitch®-JXr
Type
Off Line Switcherr
Datasheet
1.TOP264EG.pdf
(40 pages)
Specifications of TOP268EG
Output Isolation
Isolated
Frequency Range
66 ~ 132kHz
Voltage - Output
725V
Power (watts)
112W
Operating Temperature
-40°C ~ 150°C
Package / Case
7-SIP, 6 Leads, Exposed Pad, Formed Leads
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
596-1276-5
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
TOP268EG
Manufacturer:
POWER
Quantity:
15 000
Part Number:
TOP268EG
Manufacturer:
POWER
Quantity:
20 000
Rev. C 11/10
Figure 29. Layout Considerations for TOPSwitch-JX Using V Package and Operating at 132 kHz.
Figure 30. Layout Considerations for TOPSwitch-JX Using K Package and Operating at 132 kHz.
for Optimum Heat Sinking
22
for Optimum Heat Sinking
Maximize Copper Area
Maximize Copper Area
DC
TOP264-271
IN
DC
IN
J1
J1
Input Filter
Capacitor
Input Filter
Capacitor
C4
C4
U1
U1
RPL1
RPL1
RIL
RLS1
RIL
CBP
RLS1
RIL
CBP
C10
CBP
C10
VZOV
VZOV
R12
R12
D5
R16
C3
D5
ROV
R16
DB
C3
ROV
DB
Clamp Circuit
Clamp Circuit
R5
R5
CB
CB+
VR1
VR1
U2
Transformer
U2
Transformer
C11
C11
T1
T1
Output Filter
Output Filter
Rectifiers
Capacitors
Rectifiers
Capacitors
Output
Output
Capacitor
Capacitor
Y-
Y-
U3
U3
J2
J2
–
–
C17
C17
OUT
OUT
DC
C18
DC
C18
D8
D9
D8
D9
C16
C16
L2
www.powerint.com
L2
Post-Filter
Post-Filter
PI-5752-012510
PI-6173-100610
HF LC
HF LC