VPA2000

Product Data

March 11, 2010

7

VIN = 2.7V to 4.0V; CLKIN = 1.2MHz. Unless otherwise specified, all specifications are tested under TA = 25°C.

The ◙ denotes specifications that apply for TA = -40°C to +85°C. [Note 4]

Table 10. UVLO and Thermal Protection Circuits

SYMBOL

PARAMETER

CONDITIONS

◙

MIN

TYP

MAX

UNITS

VUVLO

Undervoltage lockout circuit

VIN rising

2.4

V

VUVLO_TH

Undervoltage hysteresis

VIN = 3.0V to 3.6V

100

mV

TSD

Thermal shutdown

Temperature rising [Note 6]

150

°C

TSD_TH

Thermal shutdown hysteresis

VIN = 3.0V to 4.0V [Note 6]

15

°C

[Note 4] Specifications over the -40°C to +85°C operation ambient temperature are guaranteed by design, characterization and statistical correlation.

[Note 6] Guaranteed by design, not 100% production tested.

VIN = 2.7V to 4.0V. Unless otherwise specified, all specifications are tested under TA = 25°C.

The ◙ denotes specifications that apply for TA = -40°C to +85°C. [Note 4]

Table 11. ON Output

SYMBOL

PARAMETER

CONDITIONS

◙

MIN

TYP

MAX

UNITS

VMAX

ON pin maximum voltage (OFF state)

◙

27

V

VMIN

ON pin low voltage

ION = 1mA

◙

0.5

1

V

RDS(ON)

ON-pin drain to source resistance

(ON state)

1

k

[Note 4] Specifications over the -40°C to +85°C operation ambient temperature are guaranteed by design, characterization and statistical correlation.

VIN = 2.7V to 4.0V; CDLY = 0.1µF. Unless otherwise specified, all specifications are tested under TA = 25°C.

The ◙ denotes specifications that apply for TA = -40°C to +85°C. [Note 4]

Table 12. Reset Output

SYMBOL

PARAMETER

CONDITIONS

◙

MIN

TYP

MAX

UNITS

RDS(ON)

RSTOUT ON-resistance

VIN=3.3V

100

150

VDLY

DLY threshold voltage

VDLY increasing

1.176

1.20

1.224

V

VTH_R

VTH threshold voltage

VTH increasing

1.176

1.20

1.224

V

VTH_F

VTH threshold

VTH decreasing

1.127

1.15

1.173

V

tDELAY

RSTOUT delay time

After VTH>1.2V

100

ms

IDLY

DLY source current

VDLY = 0V

2

mA

RDLY

DLY pin pull down impedance

VIN=VDLY=3.3V, VTH=0V

2

k

[Note 4] Specifications over the -40°C to +85°C operation ambient temperature are guaranteed by design, characterization and statistical correlation.