FDC645N Specs and Replacement
Type Designator: FDC645N
Type of Transistor: MOSFET
Type of Control Channel: N-Channel
Absolute Maximum Ratings
Pd ⓘ
- Maximum Power Dissipation: 1.6 W
|Vds|ⓘ - Maximum Drain-Source Voltage: 30 V
|Vgs|ⓘ - Maximum Gate-Source Voltage: 12 V
|Id| ⓘ - Maximum Drain Current: 5.5 A
Tj ⓘ - Maximum Junction Temperature: 150 °C
Electrical Characteristics
tr ⓘ - Rise Time: 9 nS
Cossⓘ -
Output Capacitance: 227 pF
RDSonⓘ - Maximum Drain-Source On-State Resistance: 0.03 Ohm
Package: SSOT6
- MOSFET ⓘ Cross-Reference Search
FDC645N datasheet
..3. Size:191K onsemi
fdc645n.pdf 
Is Now Part of To learn more about ON Semiconductor, please visit our website at www.onsemi.com Please note As part of the Fairchild Semiconductor integration, some of the Fairchild orderable part numbers will need to change in order to meet ON Semiconductor s system requirements. Since the ON Semiconductor product management systems do not have the ability to manage part nomenclatur... See More ⇒
9.1. Size:241K fairchild semi
fdc642p f085.pdf 
June 2009 FDC642P_F085 P-Channel PowerTrench MOSFET -20V, -4A, 100m Applications Features Load switch Typ rDS(on) = 52.5m at VGS = -4.5V, ID = -4A Battery protection Typ rDS(on) = 75.3m at VGS = -2.5V, ID = -3.2A Power management Fast switching speed Low gate charge(6.9nC typical) High performance trench technology for extremely low rDS(on) SuperSOTTM-6 ... See More ⇒
9.2. Size:76K fairchild semi
fdc6401n.pdf 
October 2001 FDC6401N Dual N-Channel 2.5V Specified PowerTrench MOSFET General Description Features This Dual N-Channel MOSFET has been designed 3.0 A, 20 V. RDS(ON) = 70 m @ VGS = 4.5 V specifically to improve the overall efficiency of DC/DC RDS(ON) = 95 m @ VGS = 2.5 V converters using either synchronous or conventional switching PWM controllers. It has been optimiz... See More ⇒
9.3. Size:76K fairchild semi
fdc640p f095.pdf 
January 2001 FDC640P P-Channel 2.5V PowerTrench Specified MOSFET General Description Features This P-Channel 2.5V specified MOSFET uses a rugged 4.5 A, 20 V RDS(ON) = 0.053 @ VGS = 4.5 V gate version of Fairchild s advanced PowerTrench RDS(ON) = 0.080 @ VGS = 2.5 V process. It has been optimized for power management applications with a wide r... See More ⇒
9.5. Size:78K fairchild semi
fdc640p.pdf 
January 2001 FDC640P P-Channel 2.5V PowerTrench Specified MOSFET General Description Features This P-Channel 2.5V specified MOSFET uses a rugged 4.5 A, 20 V RDS(ON) = 0.053 @ VGS = 4.5 V gate version of Fairchild s advanced PowerTrench RDS(ON) = 0.080 @ VGS = 2.5 V process. It has been optimized for power management applications with a wide r... See More ⇒
9.6. Size:266K fairchild semi
fdc642p.pdf 
January 2010 FDC642P Single P-Channel 2.5V Specified PowerTrench MOSFET -20 V, -4.0 A, 65 m Features General Description Max rDS(on) = 65 m at VGS = -4.5 V, ID = -4.0 A This P-Channel 2.5V specified MOSFET is produced using Fairchild s advanced PowerTrench process that has been Max rDS(on) = 100 m at VGS = -2.5 V, ID = -3.2 A especially tailored to minimize on-state... See More ⇒
9.7. Size:1310K onsemi
fdc642p-f085 fdc642p-f085p.pdf 
MOSFET P-Channel, POWERTRENCH -20 V, -4 A, 100 mW FDC642P-F085, FDC642P-F085P www.onsemi.com Features Typ RDS(on) = 52.5 mW at VGS = -4.5 V, ID = -4 A Typ RDS(on) = 75.3 mW at VGS = -2.5 V, ID = -3.2 A Fast Switching Speed Low Gate Charge (6.9 nC Typical) TSOT23 6-Lead High Performance Trench Technology for Extremely Low RDS(on) CASE 419BL SUPERSOTt-6 P... See More ⇒
9.8. Size:190K onsemi
fdc6401n.pdf 
Is Now Part of To learn more about ON Semiconductor, please visit our website at www.onsemi.com Please note As part of the Fairchild Semiconductor integration, some of the Fairchild orderable part numbers will need to change in order to meet ON Semiconductor s system requirements. Since the ON Semiconductor product management systems do not have the ability to manage part nomenclatur... See More ⇒
9.10. Size:1570K kexin
fdc642p.pdf 
SMD Type MOSFET P-Channel MOSFET FDC642P (KDC642P) ( ) SOT-23-6 Unit mm +0.1 0.4 -0.1 6 5 4 Features VDS (V) =-20V ID =-4 A RDS(ON) 65m (VGS =-4.5V) 2 3 1 +0.02 RDS(ON) 100m (VGS =-2.5V) 0.15 -0.02 +0.01 -0.01 +0.2 -0.1 D D 6 1 D D 5 2 G S 4 3 Absolute Maximum Ratings Ta = 25 Parameter Symbol Rating Unit Drain-Source Vol... See More ⇒
9.11. Size:1544K cn vbsemi
fdc6420c.pdf 
FDC6420C www.VBsemi.tw N- and P-Channel 2 V (D-S) MOSFET 0 FEATURES PRODUCT SUMMARY Halogen-free According to IEC 61249-2-21 VDS (V) RDS(on) ( )ID (A) Definition 0.024 at VGS = 10 V 5.5 TrenchFET Power MOSFET N-Channel 20 0.036 at VGS = 4.5 V 4.2 100 % Rg Tested 0.069 at VGS = - 10 V - 3.4 Compliant to RoHS Directive 2002/95/EC P-Channel - 20 0.083 at V... See More ⇒
Detailed specifications: FQB46N15, FQI46N15, FQP10N50CF, FDB86366F085, FCH077N65FF085, FCH190N65FF085, FQT2P25, FQU1N80, 20N60, SI3457DV, SSU1N50B, FDP070AN06A0, FQPF5N60C, FQP9N50C, FQPF9N50C, FDD6296, FCP16N60
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Learn how to find the right MOSFET substitute. A guide to cross-reference, check specs and replace MOSFETs in your circuits.