WS1A3940

3

Rev. 03, 2023-02-04

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The information in this document is subject to change without notice.

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RF Characteristics (tested in Wolfspeed production test fixture)

VDD = 48 V, Pulse CW 10% duty cycle, 20 µs pulse width

Parameter

Symbol

Conditions

Main

Peak

Unit

Min

Max

Min

Max

3700 MHz

Gain

G

POUT = 38 dBm (main)

POUT = 37.5 dBm (peak)

13

16.3

12.5

16.5

dB

Saturated Power

PSAT

IDQ = 30 mA (main)

IDQ = 40 mA (peak)

42.8

–

43

–

dBm

Efficiency

Eff

IDQ = 30 mA (main), PSAT

IDQ = 40 mA (peak), PSAT

45

–

34

–

%

3980 MHz

Gain

G

POUT = 38 dBm (main)

POUT = 37.5 dBm (peak)

12

16

10

14

dB

Saturated Power

PSAT

IDQ = 30 mA (main)

IDQ = 40 mA (peak)

41

–

41

–

dBm

Efficiency

Eff

IDQ = 30 mA (main), PSAT

IDQ = 40 mA (peak), PSAT

46

–

31

–

%

Ordering Information

Order Code

Description

WS1A3940-V2-R00A

Sample Quantities

WS1A3940-V2-R1

330 mm (13") Reel 100 pcs

WS1A3940-V2-R3K

330 mm (13") Reel 3,000 pcs

FXA/ WSGPA01V1-18

3.7-3.98 GHz Driver Evaluation Board

FXA/WS1A3940V2-04

3.7-3.98 GHz Evaluation Board

Evaluation Boards - Typical RF Performance

Part Number

Frequency

POUT

(dBm)

Eff

(%)

Gain

(dB)

PAR

(dB)

ACPR+

(dBc)

ACPR–

(dBc)

Output Stage : WS1A3940

Single-carrier WCDMA Performance, VDD = 48 V, IDQ(main) = 45 mA, channel bandwidth = 3.84 MHz, input PAR = 10 dB @ 0.01% CCDF

FXA/WS1A3940V2-04

3.7-3.98 GHz

39.5

44.5

29.8

8

–27.5

–27.5

WSGPA01 Driver

Single-carrier WCDMA Performance, VDD = 48 V, IDQ = 25 mA, channel bandwidth = 3.84 MHz, input PAR = 10 dB @ 0.01% CCDF

FXA/WSGPA01V1-18

3.7-3.98 GHz

26.5

17.5

16.8

9.1

–46.3

–45.2