Littelfuse Q6008LTH1LED Series Manual de usuario descargar pdf (Pagina 3)

179

Revised: 09/23/13

Speciﬁcations are subject to change without notice.

Teccor

brand Thyristors

8 Amp Alternistor Quadrac for LED dimmer applications

Q6008LTH1LED Series

Figure 1: Normalized DC Holding Current

vs. Junction Temperature

Junction Temperature (T

) -- °C

Ratio of I

= 25°C)

0.0

0.5

1.0

1.5

2.0

-40 -15 10 35 60 85 110

= 25°C

0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7

Instantaneous On-state Voltage (v

) – Volts

Instantaneous On-state Current (i

) – Amps

024 6810

RMS On-State Current [I

T(R MS)

] - (Amps)

Average On-State Power Dissipation

D(AV)

] - (Watts)

CURRENT WAVEFORM: Sinusoidal

LOAD: Resistive or Inductive

CONDUCTION ANGLE: 360°

100

110

120

024681012

RMS On-State Current [I

T(R MS)

] - Amps

Maximum Allowable Case Temperature

) - °C

CURRENT WAVEFORM: Sinusoidal

LOAD: Resistive or Inductive

CONDUCTION ANGLE: 180°

Figure 2: On-State Current vs. On-State Voltage

(Typical)

Figure 3: Power Dissipation vs. RMS On-State Current

(Typical)

Figure 4: Maximum Allowable Case Temperature

vs. RMS On-State Current

Figure 5: Surge Peak On-State Current vs. Number of Cycles

100

1000

1 10 100 1000

Surge Current Duration -- Full Cycles

Peak Surge (Non-repetitive)

On-state Current (I

TSM

) – Amps

Supply Frequency: 60Hz Sinusoidal

Load: Resistive

RMS On-State Current: [I

T(RMS)

]: Maximum Rated

Value at Speciﬁc Case Temperature

Notes:

1. Gate control may be lost during and immediately

following surge current interval.

2. Overload may not be repeated until junction

temperature has returned to steady-state

rated value.

1 2 3 4 5 6

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