Datasheet

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Input Specifications
Maximum input current (@ Vin min. and 1 A output current) 1 A
No load input current 24 V models: 1 mA max.
other models: 2 mA max.
Reflected ripple current 150 mA
Input filter internal capacitors
Output Specifications
Voltage set accuracy ±2 % (at full load)
Regulation – Input variation 0.2 %
– Load variation (10 – 100 %) 0.4 %
Overshoot startup voltage 1.0 % max.
Minimum load not required
Ripple and noise (20 MHz Bandwidth) 1.5 – 6.5 VDC models: 50 mVpk-pk max.
9 – 15 VDC models: 75 mVpk-pk max.
Temperature coefficient ± 0.015 % / °C max.
Dynamic load response 50% load change (upper half) 150 mV max. peak variation
250 µS max. response time
Startup rise time 10 % to 90 % Vout 2 mS
Short circuit protection continuous, automatic recovery
Current limitation @ 2.5 A typ.
Capacitive load 470 µF max.
General Specifications
Temperature ranges – Operating –40 °C to +85 °C
– Storage –55 °C to +125 °C
Derating 2.4 %/K above 60 °C
Thermal shock acc. MIL-STD-810F
Humidity (non condensing) 95 % rel H max.
Reliability, calculated MTBF (MIL-HDBK-217F, ground benign) >5’350’000 h @ 25 °C
Isolation voltage none
Isolation capacity – Input/Output 40 pF typ.
Isolation resistance – Input/Output >1‘000 Mohm
Switching frequency 500 kHz typ.
Physical Specifications
Case material non-conductive plastic
Potting material epoxy (flammability to UL 94V-0 rated)
Package weight 1.9 g (0.07 oz)
Soldering profile max. 265 °C / 10 sec. (wave soldering)
DC/DC Converters
TSR-1 Series 1 A
All specifications valid at nominal input voltage, full load and +25°C after warm-up time unless otherwise stated.
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