Applications Manual for TUNS1200
1. Pin Assignment
Pin Assignment
2. Connection for Standard Use
Connection for standard use
Input fuse
：
F11
Input capacitor
：
C11
Y capacitors and noise filters
：
CY,CX,L11,L12
Output capacitors
：
Co,C40
Smoothing capacitor for boost voltage
：
Cbc
Capacitor for boost voltage
：
C20,C30
Inrush current limiting resistor
：
TFR1
Discharging resistor
：
R1
3. Holdup time
Input voltage characteristics of boosted voltage
Holdup time
4. Operation under low temperature conditions
Ripple voltage of boost voltage
5. Parallel operation
A-11
Wiring for parallel operation
A-11
Output voltage adjustment in parallel operation(CV)
A-12
Constant current adjustment in parallel operation(CC)
N+1 redundant operation
Remote control
6. Other functions
Power good
7. Mounting method
Mounting method
8. Board layout
Consideration for board layout
Reference PCB layout
9. Thermal Design
Thermal Design
Examples of Convection cooling
Examples of Forced air cooling
Note
：
Information contained in this document is subject to change without notice for improvement.
The materials are intended as a reference design, component values and circuit examples
described in this document varies depending on operating conditions and component variations.
Please select the components and design under consideration of usage condition etc.
A-23
9.1
9.2
9.3
A-23
A-23
A-24
A-18
8.2
Contents
1.1
2.2
A-1
A-8
A-18
4.1
Page
2.4
A-4
2.5
A-4
A-5
A-9
A-9
3.2
6.1
A-16
A-1
8.1
2.9
A-7
2.8
A-7
A-8
2.6
2.7
A-13
A-16
A-8
A-22
5.2
5.3
A-17
A-17
5.4
7.1
A-2
A-3
2.1
A-2
2.3
A-3
3.1
5.5
5.1
A-6
A-14
A-15
