ACS120-7ST STMicroelectronics, ACS120-7ST Datasheet - Page 6

• Manufacturer Part Number: ACS120-7ST
• Description: IC AC LINE SWITCH TO-220AB
• Manufacturer: STMicroelectronics
• Series: ASD™r

Specifications of ACS120-7ST

• Triac Type: Logic - Sensitive Gate
• Mounting Type: Through Hole
• Configuration: Single
• Current - Hold (ih) (max): 45mA
• Voltage - Off State: 700V
• Current - Gate Trigger (igt) (max): 10mA
• Current - Non Rep. Surge 50, 60hz (itsm): 20A, 11A
• Current - On State (it (rms)) (max): 2A
• Voltage - Gate Trigger (vgt) (max): 1V
• Package / Case: TO-220AB
• Current - On State (it (rms) (max): 2A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ACS120-7SB/SFP/ST
Fig. 1: Maximum power dissipation versus RMS
on-state current.
6/11
OTHER FIGURES
Maximum power dissipation vs RMS on state current.
RMS on-state current vs ambient temperature, case temperature
Relative variation of thermal impedance junction to ambient vs pulse duration and package
Relative variation of gate trigger current vs junction temperature
Relative variation of holding, latching and gate current vs junction
Relative variation of dV/dt vs Tj
Relative variation of (dV/dt)
Surge peak on-state current vs number of cycles
Non repetitive surge peak on-state current for a sinusoidal pulse with tp<10ms, and corresponding of I²t.
On-state characteristics (maximal values)
Thermal resistance junction to ambient vs copper surface under tab (DPAK)
Relative variation of critical (di/dt)c vs junction temperature
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
Fig. 2-2: RMS on-state current versus ambient
temperature.
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0.0
0
P(W)
I
T(RMS)
=180°
0.2
(A)
0.4
25
0.6
0.8
50
T
I
T(RMS)
amb
1.0
(°C)
c
(A)
vs (di/dt)
1.2
75
1.4
Printed circuit board FR4
c
Natural convection
100
1.6
S=0.5cm²
=180°
180°
1.8
125
2.0
Fig. 2-1:
temperature.
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
Fig. 3: Relative variation of thermal impedance
versus pulse duration.
1.E+00
1.E-01
1.E-02
0
I
T(RMS)
1.E-02
K=[Zth/Rth]
=180°
DPAK
(A)
25
1.E-01
RMS on-state current versus case
Zth
(j-c)
TO-220FPAB
DPAK
1.E+00
50
Tc(°C)
Zth
t (s)
(j-a)
p
1.E+01
75
TO-220FPAB
1.E+02
TO-220FPAB
100
TO-220AB/DPAK
1.E+03
125