UBA1702T/C1 데이터 시트보기 (PDF) - Philips Electronics

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UBA1702T/C1

Line interrupter driver and ringer.

Philips Electronics 

Philips Semiconductors

Line interrupter driver and ringer

Product specification

UBA1702; UBA1702A

LIMITING VALUES

In accordance with the Absolute Maximum Rating System (IEC 134).

SYMBOL

VSDI, VSDO

VEHI

Vi(max)

Vn(max)

ISPI(max)

IRPI(max)

Ptot

Tstg

Tamb

PARAMETER

maximum input/output switch driver voltage

(pins SDI or SDO)

maximum hook switch input voltage (pin EHI)

maximum voltage at all logic inputs

(pins DPI, MSI, RV0, RV1, RV2 and RMI)

maximum voltage at all other pins

maximum speech part input current (pin SPI)

maximum ringer part input current (pin RPI)

total power dissipation

UBA1702

UBA1702T

IC storage temperature

operating ambient temperature

CONDITIONS

DC; note 1

pulsed; note 2

DC; note 1

pulsed; note 2

Tamb = 75 °C

MIN.

MAX.

UNIT

−

240

V

−

400

V

−

240

V

−

400

V

VSS − 0.4 VDD + 0.4 V

−

24

V

−

150

mA

−

70

mA

−

1

W

−

0.625

W

−40

+150

°C

−25

+75

°C

Notes

1. Continuous.

2. 2 kV surge:

a) according to IEC 805-1 part 5. Test generator 10 µs/700 µs according to CCITT (Rm1 = 15 Ω and Rm2 = 25 Ω).

b) pulse sequence > 60 s.

c) number of surges: 10.

d) polarity change after 5 surges.

e) test circuit in combination with 150 V Voltage Dependent Resistor (VDR) and a 3.9 Ω resistor connected in series

with the source of the PMOST interrupter (UBA1702).

THERMAL CHARACTERISTICS

SYMBOL

Rth j−a

PARAMETER

thermal resistance from junction to ambient in free air

UBA1702, UBA1702A

UBA1702T, UBA1702AT

VALUE UNIT

45

K/W

70

K/W

1997 Sep 29

10

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