FDMF5833 datasheet(9/25 Pages) ONSEMI

9 / 25 page

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Typical Performance Characteristics

Test Conditions: VIN=12 V, VCC=PVCC=5 V, VOUT=1.8 V, LOUT=250 nH, TA=25°C and natural convection cooling,

unless otherwise noted.

Figure 16.

UVLO Threshold vs. Temperature

Figure 17.

PWM Threshold vs. Driver Supply Voltage

Figure 18.

PWM Threshold vs. Temperature

Figure 19.

ZCD# Threshold vs. Driver

Supply Voltage

Figure 20.

ZCD# Threshold vs. Temperature

Figure 21.

ZCD# Pull-Up Current vs. Temperature

3.3

3.4

3.5

3.6

3.7

3.8

3.9

4.0

-55

100

125

Driver IC Junction Temperature, TJ [oC]

UVLOUP

UVLODN

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.50

4.75

5.00

5.25

5.50

Driver Supply Voltage, VCC [V]

VIH_PWM

TA = 25°C

VTRI_HI

VTRI_LO

VIL_PWM

VHIZ_PWM

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

-55

100

125

Driver IC Junction Temperature, TJ [oC]

VCC = 5V

VIH_PWM

VTRI_HI

VHIZ_PWM

VTRI_LO

VIL_PWM

1.0

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.8

4.50

4.75

5.00

5.25

5.50

Driver Supply Voltage, VCC [V]

VIH_ZCD#

VIL_ZCD#

TA = 25°C

1.1

1.2

1.3

1.4

1.5

1.6

1.7

1.8

1.9

-55

100

125

Driver IC Junction Temperature, TJ [oC]

VIH_ZCD#

VIL_ZCD#

VCC = 5V

0.1

0.12

0.14

0.16

0.18

0.2

0.22

-55

100

125

Driver IC Junction Temperature, TJ [oC]

VCC = 5V

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