PFS7523 datasheet(22/36 Pages) POWERINT

22 / 36 page

Rev. A 06/15

PFS7523-7529/7533-7539

www.power.com

Parameter

Symbol

Conditions

SOURCE = 0 V; V

CC = 12 V,

-40 °C < T

J(C) < 125 °C

(Note C) (Unless Otherwise Specified)

Min

Typ

Max

Units

Line-Sense/Peak Detector (cont.)

Brown-Out

Threshold Voltage

BR-

Universal Input Devices

(PFS7523-PFS7529)

0 °C < T

J(C) < 100 °C

0.93

0.97

1.02

High-Line Only Input Devices

(PFS7533-PFS7539)

0 °C < T

J(C) < 100 °C

2.15

2.21

2.27

Brown-In/Out Hysteresis

(After NTC Warm-Up

Time)

BR(HYS)

0 °C < T

J(C) < 100 °C

0.13

0.145

0.160

Brown-Out Threshold

for High Duty Cycle

Square Wave

BR(SQ)

Universal Input Devices

(PFS7523-PFS7529)

0.86

High-Line Only Input Devices

(PFS7533-PFS7539)

1.93

Start-Up Brown-Out

Threshold Voltage

(During NTC Warm-Up

Time)

BR(NTC)

Universal Input Devices

(PFS7523-PFS7529)

0.74

High-Line Only Input Devices

(PFS7533-PFS7539)

1.57

Brown-Out NTC

Debounce Timer

BRWNOUT(NTC)

See Note A

875

1000

1160

Brown-Out

Debounce Timer

BRWNOUT

See Note A

Start-Up Timer for Using

Lower brown-Out

Threshold (V

BR-NTC)

STARTUP

See Note A

875

1000

1160

VOLTAGE Pin High-Line

Assertion Threshold

V(HIGH+)

See Note A

2.42

VOLTAGE Pin High-Line

Deassertion Threshold

V(HIGH-)

See Note A

2.00

VOLTAGE Pin Minimum

Asserted Peak Value

PK(MIN)

See Note A

0.71

Current Limit/Circuit Protection

Over-Current

Protection

PFS7523L/H

di/dt = 250 mA/µs

J(C) = 25 °C

V < 2 V

3.8

4.1

4.3

V > 2.42 V

2.6

2.8

3.0

PFS7524L/H

di/dt = 300 mA/µs

J(C) = 25 °C

V < 2 V

4.5

4.8

5.1

V > 2.42 V

3.0

3.3

3.5

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