TES 3-4812 TRACOPOWER, TES 3-4812 Datasheet - Page 2

• Manufacturer Part Number: TES 3-4812
• Description: CONVERTER, DC/DC, 3W, 12V
• Manufacturer: TRACOPOWER

Specifications of TES 3-4812

• Output Type: Single
• No. Of Output Channels: 1
• Input Voltage: 36V To 75V
• Power Rating: 3W
• Output Voltage: 12V
• Output Current: 250mA
• Supply Voltage: 48V
• Dc / Dc Converter Case Style: SMD
• Isolation: RoHS Compliant
• Dc / Dc Converter O/p Type: Single
• No. Of Outputs: 1
• Approval Bodies: CSA / EN / IEC / UL
• Rohs Compliant: Yes

All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
http://www.tracopower.com
Input Specifications
Input current no load /full load
Start-up voltage /
under voltage shut down
Surge voltage (1 sec. max.)
Reverse voltage protection
Reflected input ripple current
Input filter
Output Specifications
Voltage set accuracy
Regulation
Ripple and noise
Temperature coefficient
Current limitation
Short circuit protection
Capacitive load
General Specifications
Temperature ranges
Humidity (non condensing)
Reliability, calculated MTBF (MIL-HDBK-217E ground benign)
Isolation voltage (60 sec.)
Isolation capacity
Isolation resistance
Switching frequency
Safety standards
Safety approvals
– Input variation Vin min. to Vin max.
– Load variation 10 – 100 %
– single output models
– dual output models
– Operating
– Case temperature
– Storage
– Input/Output
– Input/Output
– Input/Output
dual output models unbalanced load: 2.0 % max.
dual output models balanced load: 1.0 % max.
single output models: 1.0 % max.
24 Vin models: 5 mA / 150 mA typ.
48 Vin models: 3 mA / 75 mA typ.
24 Vin models: 12 VDC / 16 VDC typ.
48 Vin models: 24 VDC / 32 VDC typ
24 Vin models:
48 Vin models: 100 V max.
12 Vin models: 20 mA / 300 mA typ.
12 Vin models: 6 VDC / 8 VDC typ.
12 Vin models:
0.5 A max.
can be reduced by ext. 1–2.2 µF polyester film
capacitor
Pi filter
± 1 %
0.3 % max.
50 mVpk-pk max.
± 0.02 % / °C
> 110% of Iout max., continuouse
hiccup mode, indefinite
(no automatic recovery)
470 µF
180 µF
–40 °C ... +71 °C
+100 °C max.
–40 °C ... +125 °C
95 % rel H max.
>1‘000‘000 h @ 25 °C
1‘500 VDC
65 pF typ.
>1‘000 Mohm
300 kHz typ. (frequency modulation PFM)
UL 60950-1, EN 60950-1, IEC 60950-1
CSA File No. 226037
http://directories.csa-international.org
25 V max.
50 V max.
DC/DC Converters
TES 3 Series
Page 2 of 4
3 Watt