Datasheets»NXP Semiconductors»BF998WR Datasheet

BF998WR Datasheet

Download or read online NXP Semiconductors BF998WR Depletion type Field-Effect Transistor in a plastic SOT343R package pdf datasheet.



Page
1 of 13
next
DATA SHEET
BF998WR
N-channel dual-gate MOS-FET
Product specification
Supersedes data of 1995 Apr 25
DISCRETE SEMICONDUCTORS
1997 Sep 05

Summary of Contents

Page 1

... DATA SHEET BF998WR N-channel dual-gate MOS-FET Product specification Supersedes data of 1995 Apr 25 DISCRETE SEMICONDUCTORS 1997 Sep 05 ...

Page 2

... Top view MAM198 Marking code: MB. Fig.1 Simplified outline (SOT343R) and symbol. CONDITIONS MIN.  MHz  800 MHz 2 Product specification BF998WR DESCRIPTION s,b TYP. MAX. UNIT   300 mW ...

Page 3

... Fig.2 Power derating curve. 1997 Sep 05 CONDITIONS 45 C; see Fig.2; note 1  amb MLD154 150 200 amb 3 Product specification BF998WR MIN. MAX. UNIT   10 mA 10 mA 300 mW 65 C 150  ...

Page 4

... G1-S  G1-S  G2-S MIN. TYP 2.1 1.2 1.05 25  0.6 S Sopt  Sopt Product specification BF998WR UNIT 350 K/W 200 K/W MAX. UNIT 2.5 V  MAX. UNIT mS 2.5 pF pF pF ...

Page 5

... − amb Fig.6 Forward transfer admittance as a function of drain current; typical values. Product specification BF998WR MGC470 0.4 V 0.3 V 0 0.1 V 0.2 V 0.3 V 0.4 V 0 (V) DS MGC473 ...

Page 6

... Output capacitance as a function of drain-source voltage; typical values. 2 (pF) 2.3 2.2 2.1 2 MHz G1-S amb Fig.10 Gate 1 input capacitance as a function of gate 2-source voltage; typical values. Product specification BF998WR MGC475 (V) MGC477 − (V) G2-S ...

Page 7

... G2 mA amb Fig.14 Output admittance as a function of the frequency; typical values. Product specification BF998WR MGC467 3 10 ϕ rs (deg (MHz) MGC469 (MHz) ...

Page 8

... V tun input 0.5 mS. C1 adjusted for G L Fig.15 Gain control testcircuit 200 MHz μ μ Ω 1.8 kΩ input 360 Ω 330 D2 kΩ BB405 tun output MGC481 2 mS. S Product specification BF998WR ...

Page 9

... C4 C3 0.5-3 360 Ω 0 ΔG tr (dB) 10 I DSS 20 max typ min 30 40 800 MHz amb Fig.18 Automatic gain control characteristics measured in circuit of Fig.16. Product specification BF998WR 50 Ω input MGC480 MGC478 AGC (V) ...

Page 10

... OUTLINE VERSION IEC SOT343R 1997 Sep scale 0.25 2.2 1.35 1.3 1.15 0.10 1.8 1.15 REFERENCES JEDEC EIAJ detail 2.2 0.45 0.23 0.2 0.2 2.0 0.15 0.13 EUROPEAN PROJECTION Product specification BF998WR SOT343R 0.1 ISSUE DATE 97-05-21 06-03-16 ...

Page 11

... Semiconductors product is suitable and fit for the customers applications and products planned, as well as for the planned application and use of customers third party customer(s). Customers should provide appropriate design and operating safeguards to minimize the risks associated with their applications and products. 11 Product specification BF998WR DEFINITION ...

Page 12

... NXP Semiconductors for any liability, damages or failed product claims resulting from customer design and use of the product for automotive applications beyond NXP Semiconductors standard warranty and NXP Semiconductors product specifications. 12 Product specification BF998WR ...

Page 13

... Interface, Security and Digital Processing expertise Customer notification This data sheet was changed to reflect the new company name NXP Semiconductors, including new legal definitions and disclaimers. No changes were made to the technical content, except for package outline drawings which were updated to the latest version. ...

Comments to this Datasheet