PFS7628H datasheet(26/38 Pages) POWERINT

26 / 38 page

Rev. F 08/20

PFS7x23-7x29/7633-7636

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

VCC Auxiliary Power Supply (cont.)

Shutdown VCC

(Falling Edge)

VCC

UV(LO-)

0 °C < T

J(C) < 100 °C

9.05

9.3

9.55

VCC Hysteresis

VCC

(HYS)

0 °C < T

J(C) < 100 °C

0.50

0.57

0.65

UVLO Shutdown

Delay Timer

UV(LO-)

See Note A

500

Time From VCC >

VCC

UVLO+ Until Device

Commences Switching

RESET

V > V

BR+

See Note A

Series Regulator

REFERENCE Pin

Voltage

REF

0 °C < T

J(C) < 100 °C

4.95

5.25

5.50

REFERENCE Pin

Required Capacitance

REF

Full Power Mode

0.8

1.0

Efficiency Mode

0.08

0.1

0.2

REFERENCE Pin

UVLO Rising Edge

REF

UV+

0 °C < T

J(C) < 100 °C

See Note A

5.0

REFERENCE Pin

UVLO Falling Edge

REF

UV-

0 °C < T

J(C) < 100 °C

See Note A

4.4

Power Good

Power Good Deasser-

tion Threshold Output

Reference Current

PG(T)

0 °C < T

J(C) < 100 °C; VPGT = 3.0 V

-10.65

-10

-9.35

Power Good Delay

Time (From FB > V

PG+

to PG < 1 V)

0 °C < T

J(C) < 100 °C; PG = 20 kW Pull-Up to VCC,

See Note A

<15

Power Good

Deglitch Time

PG(D)

See Note A

108

Power Good Internal

Assertion Threshold

PG(+)

0 °C < T

J(C) < 100 °C

3.55

3.65

3.75

Power Good Relative

Threshold

PG+REL(FB)

0 °C < T

J(C) < 100 °C

FBREF

-0.24

FBREF

-0.20

FBREF

-0.16

Power Good

Deassertion Threshold

PG(-)

V (PGT) = 3 V

0 °C < T

J(C) < 100 °C

2.94

V (PGT)

±30 mV

3.06

POWER GOOD Pin

Leakage Current in

Off-State

IOZH

FB < V

PG(-)

0 °C < T

J(C) < 100 °C

500

POWER GOOD Pin

On-State Voltage

VOL

0 °C < T

J(C) < 100 °C

PG = 2.0 mA; FB = 3.85 V

Thermal Protection (OTP)4

Controller Junction

Temperature (T

J(C)) for

Shutdown

OTP+

See Note A

117

°C

Controller Junction

Temperature (T

J(C)) for

Restart

OTP-

See Note A

°C

Over-Temperature

Hysteresis

OTP(HYST)

V > V

BR+

See Note A

°C

PFS7628H Datasheet(PDF) 26 Page - Power Integrations, Inc.

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