UCC5618 datasheet(3/5 Pages) TI

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UCC5618

ELECTRICAL CHARACTERISTICS: Unless otherwise stated these specifications apply for TA = 0°C to 70°C,

TRMPWR = 4.75V, DISCNCT = 0V, TA =TJ.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNITS

Supply Current Section

TERMPWR Supply Current

All Termination Lines = Open

All Termination Lines = 0.2V

420

440

Power Down Mode

DISCNCT = TRMPWR

100

µA

Output Section (Termination Lines)

Termination Impedance

See Figure 1

104.5

110

115.5

Ω

Output High Voltage

VTRMPWR = 4V (Note 1)

2.6

2.8

Max Output Current

VLINE = 0.2V, TJ = 25°C

–22.1

–23.3

–24

VLINE = 0.2V

–20.7

–23.3

–24

VLINE = 0.2V, TERMPWR = 4V, TJ = 25°C

(Note 1)

–21

–23.3

–24

VLINE = 0.2V, TRMPWR = 4V (Note 1)

–20

–23

–24

VLINE = 0.5V

–22.4

Output Leakage

DISCNCT = 2.4V, TRMPWR = 0V to 5.25V,

REG = 0.2V, VLINE = 5.25V

400

Output Capacitance

DISCNCT = 2.4V (Note 2)

3.5

Regulator Section

Regulator Output Voltage

2.6

2.8

Drop Out Voltage

All Termination Lines = 0.2V

0.4

0.8

Short Circuit Current

VREG = 0V

–475

–650

–950

Sinking Current Capability

VREG = 3.5V

200

400

800

Thermal Shutdown

170

°C

Thermal Shutdown Hysteresis

°C

Disconnect Section

Disconnect Threshold

0.8

1.5

Input Current

DISCNCT = 0V

–10

–30

µA

Note 1: Measuring each termination line while other 17 are low (0.2V).

Note 2: Guaranteed by design. Not 100% tested in production.

Figure 1. Termline Impedance Measurement Circuit

Procedure:

1) Measure VREG N.L.

2) Set VL = 0.2V

3) Measure IMAX at 0.2V

4) Impedance =

VN L

REG

MAX

.. .

UDG-96102-1

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