Document
DC/DC Medical Converter
THM 15 Series, 15 Watt
• Wide 2:1 input voltage 15 W DC/DC
converter in a 1.6 x 1 ” plastic case
• I/O isolation 5000 VAC rated for 250
VAC working voltage
• Certification according to IEC/EN/ES
60601-1 3rd edition for 2 x MOPP
ES 60601-1 IEC 60601-1 UL 62368-1 IEC 62368-1
•
Risk management process according to ISO 14971 incl. risk management file
The THM 15 series is a range of medical 15 Watt DC/DC converters in 1.6” x
1.0” plastic package and with wide 2:1 input voltage range. They provide a re-
• Acceptance criteria for electronic
inforced isolation system for 5000 VAC isolation and a very low leakage current
assemblies acc. to IPC-A-610 Level 3 of less than 2.5 µA. The units are approved to IEC/EN/ES 60601-1 3rd edition
• Low leakage current <2.5 µA
for 2 x MOPP and come along with an ISO 14971 risk management file. Design and production conform to the quality management system ISO 13485. With a
• Operating temperature –40°C to 85°C high efficiency of up to 90% and highest grade components the converters can
• EMC compliance to IEC 60601-1-2 4th
edition and EN55032 class A
reliably operate in an ambient temperature range of –40°C up to +85°C. They constitute a reliable solution not only for medical equipment but also for demanding ranges of application such as transportation, control & measurement
• Operating up to 5000m altitude
or IGBT drivers.
• 5-year product warranty
Models
Order Code
THM 15-1211 THM 15-1212 THM 15-1213 THM 15-1215 THM 15-1221 THM 15-1222 THM 15-1223 THM 15-2411 THM 15-2412 THM 15-2413 THM 15-2415 THM 15-2421 THM 15-2422 THM 15-2423 THM 15-4811 THM 15-4812 THM 15-4813 THM 15-4815 THM 15-4821 THM 15-4822 THM 15-4823
Input Voltage Range
9 - 18 VDC (12 VDC nom.)
18 - 36 VDC (24 VDC nom.)
36 - 75 VDC (48 VDC nom.)
Output 1
Vnom
Imax
5 VDC
3'000 mA
12 VDC
1'250 mA
15 VDC
1'000 mA
24 VDC
625 mA
+5 VDC
1'500 mA
+12 VDC
625 mA
+15 VDC
500 mA
5 VDC
3'000 mA
12 VDC
1'250 mA
15 VDC
1'000 mA
24 VDC
625 mA
+5 VDC
1'500 mA
+12 VDC
625 mA
+15 VDC
500 mA
5 VDC
3'000 mA
12 VDC
1'250 mA
15 VDC
1'000 mA
24 VDC
625 mA
+5 VDC
1'500 mA
+12 VDC
625 mA
+15 VDC
500 mA
Output 2
Vnom
Imax
–5 VDC –12 VDC –15 VDC
1'500 mA 625 mA 500 mA
–5 VDC –12 VDC –15 VDC
1'500 mA 625 mA 500 mA
–5 VDC –12 VDC –15 VDC
1'500 mA 625 mA 500 mA
Efficiency typ. 89 % 89 % 89 % 89 % 86 % 89 % 89 % 90 % 90 % 90 % 90 % 86 % 90 % 90 % 90 % 88 % 89 % 89 % 86 % 89 % 89 %
Options
on demand
- Optional models with remote-control function
(backorder with MOQ
non stocking item) - Optional models with remote-control function with inverse logic
www.tracopower.com
November 30, 2022
Page 1 / 5
THM 15 Series, 15 Watt
Input Specifications
Input Current
- At no load
Surge Voltage
Under Voltage Lockout
Recommended Input Fuse
Input Filter
12 Vin models: 12 mA typ. 24 Vin models: 10 mA typ. 48 Vin models: 9 mA typ. 12 Vin models: 25 VDC max. (3 s max.) 24 Vin models: 50 VDC max. (3 s max.) 48 Vin models: 100 VDC max. (3 s max.) 12 Vin models: 7.8 VDC min. / 8 VDC typ. / 8.6 VDC max. 24 Vin models: 15.8 VDC min. / 16 VDC typ. / 17.4 VDC max. 48 Vin models: 32 VDC min. / 33 VDC typ. / 34 VDC max. 12 Vin models: 3'150 mA (slow blow) 24 Vin models: 1'600 mA (slow blow) 48 Vin models: 800 mA (slow blow)
(The need of an external fuse has to be assessed in the final application.) Internal Pi-Type
Output Specifications
Output Voltage Adjustment
Voltage Set Accuracy Regulation
Ripple and Noise (20 MHz Bandwidth)
Capacitive Load
- Input Variation (Vmin - Vmax) - Load Variation (0 - 100%)
- Cross Regulation (25% / 100% asym. load)
- single output
- dual output
- single output
- dual output
Minimum Load Temperature Coefficient Start-up Time Short Circuit Protection Output Current Limitation
–10% to +20% (15 & 24 Vout single models) ±10% (other single output models) (By external trim resistor) See application note: www.tracopower.com/overview/thm15 Output power must not exceed rated power! ±1% max.
single output models: 0.2% max. dual output models: 0.5% max.
single output models: 0.2% max. dual output models: 1% max. (Output 1) 1% max. (Output 2) dual output models: 5% max.
5 Vout models: 50 mVp-p typ. (w/ 10 µF X7R) 12 Vout models: 75 mVp-p typ. (w/ 10 µF X7R) 15 Vout models: 75 mVp-p typ. (w/ 10 µF X7R) 24 Vout models: 100 mVp-p typ. (w/ 4.7 µF X7R) 5 / -5 Vout models: 50 / 50 mVp-p typ. (w/ 10 µF X7R) 12 / -12 Vout models: 75 / 75 mVp-p typ. (w/ 10 µF X7R) 15 / -15 Vout models: 75 / 75 mVp-p typ. (w/ 10 µF X7R)
5 Vout models: 3'800 µF max. 12 Vout models: 650 µF max. 15 Vout models: 530 µF max. 24 Vout models: 190 µF max. 5 / -5 Vout models: 1'900 / 1'900 µF max. 12 / -12 Vout models: 380 / 380 µF max. 15 / -15 Vout models: 270 / 270 µF max.
Not required
±0.02 %/K max.
30 ms typ. / 60 ms max.
Continuous, Automatic recovery
185% max. of Iout max.
150% typ. of Iout ma.