DPA424R Power Integrations, DPA424R Datasheet - Page 21

• Manufacturer Part Number: DPA424R
• Description: IC CONV DC-DC DPA SWITCH TO263-7
• Manufacturer: Power Integrations
• Series: DPA-Switch®r

Specifications of DPA424R

• Applications: Converter, Power Over Ethernet and Telecom Applications
• Voltage - Input: 16 ~ 75 V
• Number Of Outputs: 1
• Voltage - Output: 220V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (6 leads + tab, variant)
• Output Voltage: 9 V
• Output Current: 3.5 A
• Input Voltage: - 0.3 V to + 220 V
• Switching Frequency: 282 KHz to 425 KHz
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 79 %
• For Use With: DAK-21A - KIT DESIGN ACCELERATOR DPA SW
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Figure 28. Layout Considerations for DPA-Switch Using S-PAK or R Package.
Figure 29. Layout Considerations for DPA-Switch Using G Package.
TOP VIEW
+
-
V
Solder Side
Component Side
TOP VIEW
Via between board layers
Maximize hatched copper area for optimum heat sinking
DC
+
In
-
V
Top Side PCB
Bottom Side PCB
Maximize hatched copper area for optimum heat sinking
DPA-Switch
Via between board layers
V
(Two sided printed circuit board)
S
C
V
DPA-Switch
V
V
S
L
V
X
C
D
S
L
D
X
V
-
S
F
V
V
V
V
coupler
Opto-
Transformer
coupler
Opto-
m
DPA-Switch Heatsink
T
a
n
s
o
e
r
f
r
r
V
V
V
Bottom Diode
PI-3805-012904
Heatsink
+
(Coupled)
-
Output
Diode
Inductor
Out
V
V
V
DC
Out
DPA423-426
DC
+
PI-2883-060602
-
7/05
P
21