DAK-32 Power Integrations, DAK-32 Datasheet - Page 17
![KIT DESIGN ACCELERATOR SET TOP](/photos/9/29/92923/dak-32_sml.jpg)
DAK-32
Manufacturer Part Number
DAK-32
Description
KIT DESIGN ACCELERATOR SET TOP
Manufacturer
Power Integrations
Type
Design Accelerator Kit (DAK)r
Specifications of DAK-32
Contents
Power Supply, Samples, PCB, Software and Documentation
For Use With/related Products
TOP245P
Lead Free Status / RoHS Status
Not applicable / Not applicable
Other names
596-1003
Figure 28. Line-Sensing and Externally Set Current Limit.
Figure 30. Three Terminal Operation (MULIT-FUNCTION Features
Figure 32. Line-Sensing for Under-Voltage Only (Overvoltage
Typical Uses of LINE-SENSE (L) and EXTERNAL CURRENT LIMIT (X) Pins (cont.)
Typical Uses of MULTI-FUNCTION (M) Pin
Voltage
Voltage
Voltage
Input
Input
Input
DC
DC
DC
+
Disabled).
Disabled).
+
+
-
-
-
6.2 V
D
S
D
S
D
S
R
CONTROL
CONTROL
CONTROL
LS
X
12 kΩ
R
M
L
M
2 MΩ
22 kΩ
IL
2 MΩ
C
C
C
R
For R
DC
DC
LS
For R
I
See Figure 54b for
other resistor values
(R
I
V
V
V
V
LIMIT
LIMIT
C
MAX
MAX
UV
OV
UV
OV
IL
For Value Shown
LS
) to select different
@100 VDC = 78%
@375 VDC = 38%
D
V
V
C
D
= I
= I
= 100 VDC
= 450 VDC
IL
= 69%
values
= 2 MΩ
UV
UV
OV
UV
= 12 kΩ
S
= R
= 100 VDC
PI-2510-040501
x R
x R
PI-2508-081199
S
S
LS
LS
LS
x I
M
S
UV
S
Figure 29. Active-on Remote ON/OFF.
Figure 31. Line-Sensing for Undervoltage, Over-Voltage and Line
Figure 33. Line-Sensing for Overvoltage Only (Under-Voltage
Voltage
Voltage
Voltage
Input
Input
Input
DC
DC
DC
+
Feed-Forward.
+
Disabled). Maximum Duty Cycle Reduced at Low Line
and Further Reduction with Increasing Line Voltage.
+
-
-
-
R
LS
D
S
D
S
D
S
30 kΩ
2 MΩ
R
CONTROL
CONTROL
CONTROL
LS
L
M
M
2 MΩ
300 kΩ
Q
output or can be replaced by
a manual switch.
R
C
C
C
can be an optocoupler
For R
DC
DC
TOP242-250
Q
V
V
V
V
1N4148
R
MAX
MAX
UV
OV
UV
OV
For Values Shown
LS
V
V
= I
= I
= 100 VDC
= 450 VDC
@100 VDC = 78%
@375 VDC = 38%
OV
OV
= 2 MΩ
OV
UV
47 kΩ
= 450 VDC
= I
x R
x R
11/05
PI-2509-040501
PI-2516-040501
PI-2640-040501
OV
LS
LS
O
x R
ON/OFF
LS
17