Company Name: Excellent Integrated System LIMITED
Contact Person : John
Email/Msn :John(at)eis-ic.com
Tel: 00852-30777742
Add.: RM 906, WORKINGBERG COMM BLDG, 41-47 MARBLE RD, HONGKONG
Excellent Integrated System LIMITED (EIS LIMITED), Established in 1991, is a professional independent stocking distributor of electronic components and specialize in buying the EXCESS STOCK from the original equipment manufacturers (OEMs), Contract equipment manufacturers (CEMs), and many other factories. EIS has gained good experiences in Excess Inventory Management through its development over 20 years and has become the reliable partner for the domestic and foreign OEM manufacturers. If any inquiry and question,please email us: john(at)eis-ic.com.
PART NUMBER | U440 |
BRAND | National Semiconductor [NS] |
PACKAGING | CAN |
DATE CODE | 2011+ROHS! |
PRICE | 2~3USD |
Summary | monolithic dual n-channel JFET, 500mW, -25V, low gate leakage |
Description as follow:
The U440 is a monolithic dual n-channel JFET.
Parametrics
U440 absolute maximum ratings: (1)Storage Temperature: -65 to +150 ℃; (2)Operating Junction Temperature: -55 to +135 ℃; (3)Continuous Power Dissipation (Total): 500mW; (4)Gate Current: 50mA; (5)Gate to Drain: -25V; (6)Gate to Source: -25V; (7)Gate to Gate: ±50V.
Features
U440 features: (1)Direct Replacement for SILICONIX U/SST440 & U/SST441; (2)high CMRR: CMRR ≥ 85dB; (3)low gate leakage: IGSS ≤ 1pA.
Diagrams
