THM 30 Series, 30 Watt
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Input Specifications
Input current no load 12 Vin models: 11 mA typ.
24 Vin models: 9 mA typ.
48 Vin models: 9 mA typ.
Surge voltage (3 sec. max.) 12 Vin models: 25 V max.
24 Vin models: 50 V max.
48 Vin models: 100 V max.
Start-up voltage 12 Vin models: 9 VDC (or lower)
24 Vin models: 18 VDC (or lower)
48 Vin models: 36 VDC (or lower)
Startup time 60 ms max. (30 ms typ.)
Under voltage shut down (lock-out circuit) 12 Vin models: 7.8 - 8.6 VDC
24 Vin models: 15.8 - 17.4 VDC
48 Vin models: 32 - 34 VDC
Input filter Pi-type
Conducted noise – Conducted & Radiated input suppression EN 55011 limits to IEC 60601-1-2 4th editon
EN55032 class A (internal filter)
EN55032 class B with external components
– Filter proposal www.tracopower.com/overview/thm30
EMC immunity – Generic for Medical equipment IEC/EN 60601-1-2 4th edition
– ESD (electrostatic discharge) EN 61000-4-2, air ±15 kV, contact ±8 kV,
perf. criteria A
– Radiated immunity EN 61000-4-3, 10 V/m, perf. criteria A
– Fast transient / surge EN 61000-4-4, ±2 kV, perf. criteria A
(with external input capacitor / diode) EN 61000-4-5, ±2 kV perf. criteria A
12 Vin models: 2 pcs. Nippon chemi-con KY 220 µF / 100 V
1 pcs. TVS - SMDJ36A, 36V, 3000 W)
24 Vin models: 2 pcs. Nippon chemi-con KY 220 µF / 100 V
1 pcs. TVS - SMDJ58A, 58V, 3000 W)
48 Vin models: 2 pcs. Nippon chemi-con KY 220 µF / 100 V
1 pcs. TVS - SMDJ120A, 120V, 3000 W)
– Conducted immunity EN 61000-4-6, 10 Vrms, perf. criteria A
– Magnetic field immunity EN 61000-4-8
100 A/m, continuous, perf. criteria A
1000 A/m, 1 sec., perf. criteria A
External input fuse required 12 Vin models: 6.3 A
(recommended values, slow blow type) 24 Vin models: 3.15 A
48 Vin models: 1.6 A
Output Specifications
Voltage set accuracy ±1 % max.
Output voltage adjustment range 5 & 12 VDC models: ±10 %
(single output models only) 15 & 24 VDC models: –10 / +20 %
Regulation – Input variation single output: 0.2 % max.
dual output: 0.5 % max.
– Load variation 0 – 100 % single output: 0.2 % max.
dual output: 1.0 % max.
– Cross regulation dual output: 5.0 % max. (asymmetrical load 25/100 %)
Temperature coefficient ±0.02 %/K typ.
Minimum load not required
Ripple and noise (±)5.0 VDC models: 50 mVp-p typ. with cap. 10 µF/25 V X7R MLCC
(20 MHz Bandwidth) (±)12 VDC models: 75 mVp-p typ. with cap. 10 µF/25 V X7R MLCC
±15 VDC models: 75 mVp-p typ. with cap. 10 µF/25 V X7R MLCC
15 VDC models: 100 mVp-p typ. with cap. 10 µF/25 V X7R MLCC
24 VDC models: 100 mVp-p typ. with cap. 4.7 µF/50 V X7R MLCC
Transient response – Recovery time (25% load step change) 250 s typ.