RF1K49092 datasheet(7/13 Pages) INTERSIL

Part #	RF1K49092

Description	3.5A/2.5A, 12V, 0.050/0.130 Ohm, Logic Level, Complementary LittleFET??Power MOSFET

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Manufacturer	INTERSIL [Intersil Corporation]

Direct Link	http://www.intersil.com/cda/home

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7 / 13 page

9-9

FIGURE 20. GATE CHARGE TEST CIRCUIT

FIGURE 21. GATE CHARGE WAVEFORMS

Test Circuits and Waveforms (N-Channel) (Continued)

0.3

µF

12V

BATTERY

50k

Ω

VDS

S

DUT

D

G

Ig(REF)

0

(ISOLATED

VDS

0.2

µF

CURRENT

REGULATOR

ID CURRENT

SAMPLING

IG CURRENT

SAMPLING

SUPPLY)

RESISTOR

SAME TYPE

AS DUT

VDD

Qg(TH)

VGS = 1V

Qg(5)

VGS = 5V

Qg(TOT)

VGS = 10V

VDS

VGS

Ig(REF)

0

Typical Performance Curves (P-Channel)

FIGURE 22. NORMALIZED POWER DISSIPATION vs AMBIENT

TEMPERATURE

FIGURE 23. MAXIMUM CONTINUOUS DRAIN CURRENT vs

AMBIENT TEMPERATURE

FIGURE 24. NORMALIZED MAXIMUM TRANSIENT THERMAL IMPEDANCE

TA, AMBIENT TEMPERATURE (

oC)

0

25

50

75

100

150

0.2

0.4

0.6

0.8

1.0

1.2

125

-2.0

-1.0

-0.5

0

25

50

75

100

125

150

-1.5

-3.0

-2.5

TA, AMBIENT TEMPERATURE (

oC)

t, RECTANGULAR PULSE DURATION (s)

10-3

10-1

100

101

102

0.01

10

0.1

1

10-2

103

NOTES:

DUTY FACTOR: D = t1/t2

PEAK TJ = PDM x Z

θJA x RθJA + TA

PDM

t1

t2

SINGLE PULSE

DUTY CYCLE - DESCENDING ORDER

0.5

0.2

0.1

0.05

0.01

0.02

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