VRF2944 datasheet(3/6 Pages) MICROCHIP

tên linh kiện	VRF2944

Giải thích chi tiết về linh kiện	RF POWER VERTICAL MOSFET

PDF	6 Pages

Scroll/Zoom	100%

nhà sản xuất	MICROCHIP [Microchip Technology]

Trang chủ	http://www.microchip.com

Logo

3 / 6 page

0.05

0.10

0.15

0.20

0.25

10-5

10-4

10-3

10-2

1.0

-1

VRF2944(MP)

Peak T J = P DM x Z θJC + TC

Duty Factor D =

t1/t2

Note:

t1 = Pulse Duration

RECTANGULAR PULSE DURATION (seconds)

Figure 5. Maximum Effective Transient Thermal Impedance Junction-to-Case vs Pulse Duration

100

200

300

400

500

600

700

800

0.5

1.5

2.5

100

200 300

400

500 600 700

IN, INPUT POWER (WATTS PEP)

Figure 6. P

OUT versus PIN

OUT, OUTPUT POWER (WATTS PEP)

Figure 7. EFFICIENCY versus P

50V

40V

Freq=30MHz

0.3

D = 0.9

0.7

SINGLE PULSE

0.5

0.1

0.05

50V

40V

FIGURE 5b, TRANSIENT THERMAL IMPEDANCE MODEL

.0052

Dissipated Power

(Watts)

J ( C)

C ( C)

EXT are the external thermal

impedances: Case to sink,

sink to ambient, etc. Set to

zero when modeling only

the case to junction.

.0408

.0981

.071

.0016

.0030

.0133

.0366

100

200 600 400

500

600

700

OUT, OUTPUT POWER (WATTS PEP)

Figure 7. GAIN versus P

OUT

60V

50V

Freq=30MHz

60V

40V

VRF2944 bảng dữ liệu(PDF) 3 Page - Microchip Technology

VRF2944 bảng dữ liệu(HTML) 3 Page - Microchip Technology

Html Pages

1 2 3 4 5 6

bảng dữ liệu tải về

Link URL