BTA20.1
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The Bosch Rexroth Indramat BTA20.1 control board, part of the BTA20 Machine Control Boards, is a Thyristor Triac with a rated power of 20 W and rated voltage of 120 V. It features a maximum off-state voltage of 600 V and an on-state RMS current of 20 A. With a through-hole mounting, it operates between -40°C and +125°C.
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Product Description:
Rexroth Indramat's BTA20.1 Machine control board is made for controlled switching uses that need power regulation that is consistent and reliable. The product has AC load control, which makes it easy to handle power in systems where alternating current circuits need small, long-lasting semiconductor switching.
The BTA20.1 machine control board can handle an on-state RMS current of 20 A and keeps its case temperature at 70°C. The peak on-state surge current is 210 A at 50 Hz and 200 A at 60 Hz. This lets the device handle short-term overcurrent loads. The fuse's I² number, which is 200 A²s, shows how much energy it can handle when there is a fault. The switching speed of the BTA20.1 is set by its repeated critical dI/dt of 50 A/µs and its non-repetitive critical dI/dt of 100 A/µs. The highest reverse voltage that the device can handle in the off state is set by the peak off-state voltage, which is 100 V. There are limits on the gate activation circuit that are set by the peak gate current of 4 A and the peak gate voltage of 16 V. The average power loss of the gate is 1 W, which keeps the gate within safe operating temperatures. It works with temperatures between -40°C and +125°C, so it stays stable over a large range of working temperatures.
The storage temperature ranges from -40°C to +150°C, which makes sure that the device works even when it is not being used for a long time. The item is utilized in industrial automation systems that need reliable and effective power management. The BTA20.1 machine control board meets professional-level technical requirements, so it can be used in systems that need a lot of surge capacity and reliable gate triggers.
Frequently Asked Questions about BTA20.1:
Q: Why does BTA20.1 feature 200 A²s I²t rating?
A: The 200 A²s I²t defines the energy tolerance during short circuits that ensures fuse coordination and device protection under faults.
Q: How does BTA20.1 manage rapid current rise?
A: BTA20.1 allows 100 A/µs non-repetitive dI/dt that supports fast switching without triggering unwanted commutation or device failure.
Q: Why is the peak off-state voltage in BTA20.1 100 V?
A: The 100 V rating ensures that BTA20.1 can block reverse or off-state voltages safely without breaking down or conducting unexpectedly.
Q: Do BTA20.1 gate specs support safe triggering?
A: Yes, the 4 A peak gate current and 16 V gate voltage allow strong yet safe signal triggering under high-speed control circuits.
Q: How does BTA20.1 maintain thermal safety?
A: BTA20.1 supports a junction temperature up to 125°C and average gate dissipation of 1 W that maintains thermal balance during continuous use.