DC/ DC Converter
TAM 25 Series
25 Watt
General Specifications
Isolation resistance
Input/ Output (500 VDC)
> 100 M Ohm
Switching frequency (fixed)
Remote ON/ OFF (optional):
300 kHz typ. (Pulse width modulation PWM)
ON:
OFF:
2.5 ... 5.5 VDC or open circuit.
0 ... 1 VDC or short circuit pin 1 and –Vin
Physical Specifications
Case material
– single- & dual output models:
– triple output- and B- version models:
black coated metal with insulated baseplate
Aluminum anodized
Soldering temperature
max. 260 °C / 10 sec.
Reduction of conducted Noise with external Capacitor
In order to meet conducted emissions EN55022-A and EN55011-A a capacitor at the input side of triple output models
and B-version models has to be installed.
Note:
+Vin
+Vin
+Out1
Com
C1 = Electrolytic capacitor low ESR type or
MLCC Cap for SMD (TCCR or THCR type from
Nippon Chemi-Con)
C1
1µF
to
10µF
Cext
The value of C1 is between 1µF and 10 µF,
depending on the load
+Out2
–Out3
For 24V input models use 50V capacitor.
For 48V input models use 100V capacitor.
–Vin
–Vin
Case
Output Voltage Adjustment
Single Output
Dual Output
Triple Output
+Vout
–Vout
+Vout 1
CW
CW
CW
100K
100K
Pot.
100K
Pot.
Trim
Trim
Trim
Pot.
CCW
CCW
CCW
–Vout
Common
Common
Output voltage adjustment range: +5% to –20%
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
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