U1898
U1898
N-Channel Switch
• This device is designed for low level analog switching, sample and hold circuits and chopper stabalized amplifiers. • Sourced from Process 51. • See J111 for characteristics. TO-92
1
1. Drain 2. Source 3. Gate
Absolute Maximum Ratings* Ta=25°C unless otherwise noted
Symbol VDG VGS IGF TJ, TSTG Parameter Drain-Gate Voltage Gate-Source Voltage Forward Gate Current Operating and Storage Junction Temperature Range Ratings 40 -40 50 -55 ~ 150 Units V V mA °C
* This ratings are limiting values above which the serviceability of any semiconductor device may be impaired. NOTES: 1) These rating are based on a maximum junction temperature of 150 degrees C. 2) These are steady limits. The factory should be consulted on applications involving pulsed or low duty cycle operations.
Electrical Characteristics Ta=25°C unless otherwise noted
Symbol Off Characteristics V(BR)GS VGS(off) IDGO IDSS rDS(on) Small Signal Characteristics rds(on) Ciss Crss ton toff Drain-Source On Resistance Input Capacitance Reverse Transfer Capacitance Turn-On Time Turn-Off Time VDS = VGS = 0, f= 1.0 kHz VDS = 20, VGS = 0, f = 1.0 MHz VGS = - 20 V, f = 1.0 MHz ID(on) = 6.0 mA VGS(off) = 6.0 V 50 16 5.0 35 60 Ω pF pF ns ns Parameter Test Condition IG = 1.0 µA, VDS = 0 VDS = 20 V, ID = 1.0 nA VDG = 20 V, IS = 0 VDS = 20 V, VGS = 0 ID = 1.0 mA, VGS = 0 15 50 Min. -40 -2.0 -7.0 -200 Max. Units V V pA mA Ω Gate-Source Breakdown Voltage Gate-Source Cutoff Voltage Drain-Gate Leakage Current Zero-Gate Voltage Drain Current *
On Characteristics
Switching Characteristics
* Pulse Test: Pulse Width ≤ 300 µs, Duty Cycle ≤ 2.0%
Thermal Characteristics Ta=25°C unless otherwise noted
Symbol PD RθJC RθJA Parameter Total Device Dissipation Derate above 25°C Thermal Resistance, Junction to Case Thermal Resistance, Junction to Ambient Max. 625 5.0 125 357 Units mW mW/°C °C/W °C/W
©2004 Fairchild Semiconductor Corporation
Rev. A, April 2004
U1898
Package Dimensions
TO-92
4.58 –0.15
+0.25
0.46
14.47 ±0.40
±0.10
4.58 ±0.20
1.27TYP [1.27 ±0.20] 3.60
±0.20
1.27TYP [1.27 ±0.20]
0.38 –0.05
+0.10
3.86MAX
1.02 ±0.10
0.38 –0.05
+0.10
(R2.29)
(0.25)
Dimensions in Millimeters
©2004 Fairchild Semiconductor Corporation Rev. A, April 2004
TRADEMARKS
The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks.
ACEx™ FACT Quiet Series™ ActiveArray™ FAST® FASTr™ Bottomless™ FPS™ CoolFET™ CROSSVOLT™ FRFET™ GlobalOptoisolator™ DOME™ GTO™ EcoSPARK™ HiSeC™ E2CMOS™ EnSigna™ I2C™ i-Lo™ FACT™ Across the board. Around the world.™ The Power Franchise® Programmable Active Droop™ DISCLAIMER
ImpliedDisconnect™ ISOPLANAR™ LittleFET™ MICROCOUPLER™ MicroFET™ MicroPak™ MICROWIRE™ MSX™ MSXPro™ OCX™ OCXPro™ OPTOLOGIC® OPTOPLANAR™
PACMAN™ POP™ Power247™ PowerSaver™ PowerTrench® QFET® QS™ QT Optoelectronics™ Quiet Series™ RapidConfigure™ RapidConnect™ SILENT SWITCHER® SMART START™
SPM™ Stealth™ SuperFET™ SuperSOT™-3 SuperSOT™-6 SuperSOT™-8 SyncFET™ TinyLogic® TINYOPTO™ TruTranslation™ UHC™ UltraFET® VCX™
FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems 2. A critical component is any component of a life support which, (a) are intended for surgical implant into the body, device or system whose failure to perform can be or (b) support or sustain life, or (c) whose failure to perform reasonably expected to cause the failure of the life support when properly used in accordance with instructions for use device or system, or to affect its safety or effectiveness. provided in the labeling, can be reasonably expected to result in significant injury to the user.
PRODUCT STATUS DEFINITIONS Definition of Terms
Datasheet Identification Advance Information Product Status Formative or In Design First Production Definition This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. This datasheet contains preliminary data, and supplementary data will be published at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. This datasheet contains specifications on a product that has been discontinued by Fairchild semiconductor. The datasheet is printed for reference information only.
Preliminary
No Identification Needed
Full Production
Obsolete
Not In Production
©2004 Fairchild Semiconductor Corporation
Rev. I10
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