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FSFR2000

Fairchild Power Switch (FPS™) for Half-Bridge Resonant Converter

Fairchild Semiconductor 

Electrical Characteristics (Continued)

TA=25°C unless otherwise specified.

Symbol

Parameter

Test Conditions

Specifications

Unit

Min Typ Max

Protection Section

IOLP OLP Delay Current

VCON=4V

3.6 4.8 6.0 μA

VOLP OLP Protection Voltage

VCON > 3.5V

4.5 5.0 5.5 V

VOVP L-Vcc Over-Voltage Protection

L-Vcc > 21V

21

23

25

V

VAOCP

TBAO

AOCP Threshold Voltage

AOCP Blanking Time(6)

ΔV/Δt=-1V/µs

-1.0 -0.9 -0.8 V

VCS < VOCP; ΔV/Δt=-1V/us

50

ns

VOCP OCP Threshold Voltage

(V/(t=-1V/µs; VFB=L_Vcc -0.64 -0.58 -0.52 V

TBO OCP Blanking Time(6)

VCS < VOCP;

ΔV/Δt=-1V/µs; VFB=L_VCC

1.0

1.5

2.0 μs

TDA

Delay Time (Low Side) Detecting from VAOCP

to Switch Off(6)

ΔV/Δt=-1V/µs

TSD Thermal Shutdown Temperature(6)

250 400 ns

110 130 150 °C

ISU

Protection Latch Sustain L-Vcc Supply

Current

L-Vcc=7.5V

100 150 μA

VPRSET Protection Latch Reset L-Vcc Supply Voltage

5

V

Dead-Time Control Section

DT

Dead Time(7)

350

ns

Notes:

6. These parameters, although guaranteed, are not tested in production.

7. These parameters, although guaranteed, are tested only in EDS (wafer test) process.

© 2007 Fairchild Semiconductor Corporation

FSFR2100 • 1.0.0

6

www.fairchildsemi.com

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