7

Since both upper and lower gate capacitance can vary, Figure 7 shows dissipation curves versus lower gate capacitance with

upper gate capacitance held constant at three different values. These curves apply only to the HIP6601 due to power supply

configuration.

FIGURE 3. POWER DISSIPATION vs LOADING

FIGURE 4. POWER DISSIPATION vs FREQUENCY (HIP6603)

FIGURE 5. 3nF LOADING PROFILE (HIP6603)

FIGURE 6. VARIABLE LOADING PROFILE (HIP6603)

FIGURE 7. POWER DISSIPATION vs LOADING (HIP6601)

600

500

400

300

200

1.0

2.0

3.0

4.0

5.0

GATE CAPACITANCE (CU = CL), (nF)

FREQUENCY = 800kHz

PVCC = VCC = 12V

100

FREQUENCY = 500kHz

FREQUENCY = 200kHz

400

320

240

160

80

0

500

1000

1500

2000

FREQUENCY (kHz)

CU = CL = 5nF

CU = CL = 4nF

CU = CL = 3nF

CU = CL = 1nF

CU = CL = 2nF

PVCC = 5V VCC = 12V

300

240

180

120

60

0

500

1000

1500

2000

FREQUENCY (kHz)

CU = CL = 3nF

PVCC = 5V

CU = 3nF

CL = 1nF

VCC = 12V

250

200

150

100

50

1.0

2.0

3.0

4.0

5.0

GATE CAPACITANCE (CU = CL), (nF)

FREQUENCY = 800kHz

PVCC = 5V

0

FREQUENCY = 500kHz

FREQUENCY = 200kHz

VCC = 12V

1.0

2.0

3.0

4.0

5.0

400

FREQUENCY (kHz)

CU = 5nF

PVCC = 5V VCC = 12V

350

300

200

150

100

CU = 3nF

CU = 1nF

HIP6601, HIP6603