ISL78227

FN8808 Rev.6.02

Page 23 of 43

Feb 28, 2025

FIGURE 47. DIGITAL TRACKING REFERENCE SYSTEM ACCURACY vs

TEMPERATURE, MEASURED AT THE FB PIN, DUTY

CYCLE OF TRACK PIN SIGNAL IS 0.5

FIGURE 48. GATE DRIVE DEAD TIME vs TEMPERATURE, RDT = 10k,

tDT1 REFERS TO UG FALLING TO LG RISING, tDT2

REFERS TO LG FALLING TO UG RISING

FIGURE 49. GATE DRIVE DEAD TIME vs TEMPERATURE, RDT = 18.2k, tDT1 REFERS TO UG FALLING TO LG RISING, tDT2 REFERS TO LG FALLING TO

UG RISING

Performance Curves Unlessotherwisespecified,operating conditionsfortheoscilloscopewaveformsareV

IN = 12V,

VOUT = 36V, and TA = +25°C. (Continued)

1.245

1.247

1.249

1.251

1.253

1.255

1.257

1.259

1.261

1.263

1.265

-50

-25

0

25

50

75

100

125

150

TEMPERATURE (°C)

0

10

20

30

40

50

60

70

80

90

100

-50

-25

0

25

50

75

100

125

150

TEMPERATURE (°C)

tDT2

tDT1

50

60

70

80

90

100

110

120

130

140

150

-50

-25

0

25

50

75

100

125

150

TEMPERATURE (°C)

tDT1

tDT2