TDA1023 Datasheet, PDF (14/19 Pages) NXP Semiconductors – Proportional-control triac triggering circuit

Philips Semiconductors
Proportional-control triac triggering circuit
Product specification
TDA1023/T
handbook, full pagewidth
R1
CS
C1
– ^θ _{R NTC}
D1
load
(heater)
RD
RS
VCC
VZ _{11 14}
CI ₆
BR
9
13 8
RX
16
TDA1023
74
PW
triac
10
3 ^{Q RG}
R _pd
1
5 12
VEE QR UR HYS PR TB
Rp
CT
line
AC mains
–U
voltage
VS
neutral
MBA513
Conditions:- Mains supply; V_S = 220 V; Temperature range = 5 to 30 °C.
BT139 data at T_j = 25 °C; V_gt < 1.5 V; I_gt > 70 mA; I_L < 60 mA
Fig.15 The TDA1023/T used in a 1200 to 2000 W heater with triac BT139. For component values see Table 3.
May 1991
14