TS4994 datasheet(3/31 Pages) STMICROELECTRONICS

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Absolute Maximum Ratings

TS4994

3/31

2 Absolute Maximum Ratings

Table 1.

Key parameters and their absolute maximum ratings

Symbol

Parameter

Value

Unit

VCC

Supply voltage 1

All voltages values are measured with respect to the ground pin.

Input Voltage 2

The magnitude of input signal must never exceed VCC + 0.3V / GND - 0.3V

GND to VCC

Toper

Operating Free Air Temperature Range

-40 to + 85

°C

Tstg

Storage Temperature

-65 to +150

°C

Maximum Junction Temperature

150

°C

Rthja

Thermal Resistance Junction to Ambient 3

DFN10

Mini-SO8

The device is protected by a thermal shutdown active at 150°C

120

215

°C/W

Power Dissipation

internally limited

ESD

Human Body Model

ESD

Machine Model

200

Latch-up Immunity

200

Lead Temperature (soldering, 10sec)

260

°C

Table 2.

Operating conditions

Symbol

Parameter

Value

Unit

VCC

Supply Voltage

2.5 to 5.5

VSM

Standby Mode Voltage Input:

Standby Active LOW

Standby Active HIGH

VSM=GND

VSM=VCC

VSTB

Standby Voltage Input:

Device ON (VSM=GND) or Device OFF (VSM=VCC)

Device OFF (VSM=GND) or Device ON (VSM=VCC)

1.5

≤ VSTB ≤ VCC

GND ≤ VSTB ≤ 0.4

The minimum current consumption (

ISTANDBY) is guaranteed when VSTB=GND or VCC (i.e. supply rails) for the whole temperature

range.

TSD

Thermal Shutdown Temperature

150

°C

Load Resistor

≥ 8

Ω

RTHJA

Thermal Resistance Junction to Ambient

DFN10 2

Mini-SO8

When mounted on a 4-layer PCB.

190

°C/W

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