TOP264-271
TOPSwitch-JX
Family
®
Integrated Off-Line Switcher with EcoSmart Technology
for Highly Efficient Power Supplies
®
Product Highlights
EcoSmart
®
- Energy Efficient
•
Energy efficient over entire load range
•
No-load consumption below 100 mW at 265 VAC
•
Up to 750 mW standby output power for 1 W input at 230 VAC
High Design Flexibility for Low System Cost
•
Multi-mode PWM control maximizes efficiency at all loads
•
132 kHz operation reduces transformer and power supply size
•
66 kHz option for highest efficiency requirements
•
Accurate programmable current limit
•
Optimized line feed-forward for line ripple rejection
•
Frequency jittering reduces EMI filter cost
•
Fully integrated soft-start for minimum startup stress
•
725 V rated MOSFET
•
Simplifies meeting design derating requirements
Extensive Protection Features
•
Auto-restart limits power delivery to <3% during overload faults
•
Output short-circuit protection (SCP)
•
Output over-current protection (OCP)
•
Output overload protection (OPP)
•
Output overvoltage protection (OVP)
•
User programmable for hysteretic/latching shutdown
•
Simple fast AC reset
•
Primary or secondary sensed
•
Line undervoltage (UV) detection prevents turn-off glitches
•
Line overvoltage (OV) shutdown extends line surge withstand
•
Accurate thermal shutdown with large hysteresis (OTP)
Advanced Package Options
•
eDIP
™
-12 package:
•
Low profile horizontal orientation for ultra-slim designs
Output Power Table
Product
5
TOP264VG
TOP265VG
TOP266VG
TOP267VG
TOP268VG
TOP269VG
TOP270VG
TOP271VG
PCB Copper Area
1
230 VAC ±15%
4
85-265 VAC
Open
Open
2
Adapter
Adapter
2
Frame
3
Frame
3
21 W
34 W
12 W
22.5 W
22.5 W
36 W
15 W
25 W
24 W
39 W
17 W
28.5 W
27.5 W
44 W
19 W
32 W
30 W
48 W
21.5 W
36 W
32 W
51 W
22.5 W
37.5 W
34 W
55 W
24.5 W
41 W
36 W
59 W
26 W
43 W
Product
5
TOP264EG/VG
TOP265EG/VG
TOP266EG/VG
TOP267EG/VG
TOP268EG/VG
TOP269EG/VG
TOP270EG/VG
TOP271EG/VG
Metal Heat Sink
1
230 VAC ±15%
4
85-265 VAC
Open
Open
2
Adapter
Adapter
2
Frame
3
Frame
3
30 W
62 W
20 W
43 W
40 W
81 W
26 W
57 W
60 W
119 W
40 W
86 W
85 W
137 W
55 W
103 W
105 W
148 W
70 W
112 W
128 W
162 W
80 W
120 W
147 W
190 W
93 W
140 W
177 W
244 W
118 W
177 W
AC
IN
+
DC
OUT
-
D
V
CONTROL
TOPSwitch-JX
S
X
F
C
PI-5578-090309
Figure 1.
Typical Flyback Application.
•
•
•
Heat transfer to both PCB and heat sink
•
Optional external heat sink provides thermal impedance
equivalent to a TO-220
eSIP
®
-7C package:
•
Vertical orientation for minimum PCB footprint
•
Simple heat sink mounting using clip provides thermal
impedance equivalent to a TO-220
Extended creepage to DRAIN pin
Heat sink is connected to SOURCE for low EMI
•
Description
TOPSwitch-JX cost effectively incorporates a 725 V power
MOSFET, high voltage switched current source, multi-mode
PWM control, oscillator, thermal shutdown circuit, fault
protection and other control circuitry onto a monolithic device.
Table 1. Output Power Table.
Notes:
1. See Key Application Considerations section for more details.
2. Minimum continuous power in a typical non-ventilated enclosed adapter measured at +50 °C ambient temperature.
3. Minimum continuous power in an open frame design at +50 °C ambient temperature.
4. 230 VAC or 110/115 VAC with doubler.
5. Packages: E: eSIP-7C, V: eDIP-12. See Part Ordering Information section.
www.powerint.com
March 2010