Document
Freescale
AO4805/ MC4805
Dual P-Channel 30-V (D-S) MOSFET
Key Features: • Low rDS(on) trench technology • Low thermal impedance • Fast switching speed Typical Applications: • White LED boost converters • Automotive Systems • Industrial DC/DC Conversion Circuits
PRODUCT SUMMARY rDS(on) (mΩ) 21 @ VGS = -10V 35 @ VGS = -4.5V
VDS (V) -30
ID (A) -8.2 -6.4
ABSOLUTE MAXIMUM RATINGS (TA = 25°C UNLESS OTHERWISE NOTED) Parameter Symbol Limit VDS Drain-Source Voltage -30 VGS Gate-Source Voltage ±20 TA=25°C -8.2 ID Continuous Drain Current a TA=70°C -6.5 IDM Pulsed Drain Current b -30 a I -2.9 Continuous Source Current (Diode Conduction) S T =25°C 2.1 A PD Power Dissipation a TA=70°C 1.3 TJ, Tstg -55 to 150 Operating Junction and Storage Temperature Range
Units V
A A W °C
Maximum Junction-to-Ambient a
THERMAL RESISTANCE RATINGS Parameter t <= 10 sec Steady State
Symbol Maximum 62.5 RθJA 110
Units °C/W
Notes a. Surface Mounted on 1” x 1” FR4 Board. b. Pulse width limited by maximum junction temperature
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Free Datasheet http://www.datasheet4u.com/
Freescale Electrical Characteristics
Parameter Gate-Source Threshold Voltage Gate-Body Leakage Zero Gate Voltage Drain Current On-State Drain Current a Drain-Source On-Resistance a Forward Transconductance a Diode Forward Voltage a Total Gate Charge Gate-Source Charge Gate-Drain Charge Turn-On Delay Time Rise Time Turn-Off Delay Time Fall Time Input Capacitance Output Capacitance Reverse Transfer Capacitance Symbol VGS(th) IGSS IDSS ID(on) rDS(on) gfs VSD Qg Qgs Qgd td(on) tr td(off) tf Ciss Coss Crss Test Conditions Static VDS = VGS, ID = -250 uA VDS = 0 V, VGS = ±20 V VDS = -24 V, VGS = 0 V VDS = -24 V, VGS = 0 V, TJ = 55°C VDS = -5 V, VGS = -10 V VGS = -10 V, ID = -6.5 A VGS = -4.5 V, ID = -5.2 A VDS = -15 V, ID = -6.5 A IS = -1.5 A, VGS = 0 V Dynamic b VDS = -15 V, VGS = -4.5 V, ID = -6.5 A VDS = -15 V, RL = 2.3 Ω, ID = -6.5 A, VGEN = -10 V, RGEN = 6 Ω Min -1
AO4805/ MC4805
Typ
Max
Unit V nA uA A
±100 -1 -25 -15 21 35 16 -0.74 28 5.2 10 5 14 89 47 1939 323 225
mΩ S V
nC
ns
VDS = -15 V, VGS = 0 V, f = 1 Mhz
pF
Notes a. Pulse test: PW <= 300us duty cycle <= 2%. b. Guaranteed by design, not subject to production testing.
FREESCALE reserves the right to make changes without further notice to any products herein. FREESCALE makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does freescale assume any liability arising out
of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequentialorincidentaldamages.“Typical”parameterswhichmaybeprovidedinfreescaledatasheetsand/orspecificat indifferentapplicationsandactualperformancemayvaryovertime.Alloperatingparameters,including“Typicals”must customerapplicationbycustomer’stechnicalexperts.freescaledoesnotconveyanylicenseunderitspatentrightsnorthe products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the freescale product could create a situation where personal injury or death may occur. Should Buyer purchase or use freescale products for any such unintended or unauthorized application, Buyer shall indemnify and hold freescale and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that freescale was negligent regarding the design or manufacture of the part. freescale is an Equal Opportunity/Affirmative Action Employer.
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Freescale Typical Electrical Characteristics
0.05 RDS(on) - On-Resistance(Ω) 20 TJ = 25°C 0.04 3V 3.5V 0.02 4V,4.5V,6V,8V,10V 0.01 ID - Drain Current (A) 15
AO4805/ MC4805
0.03
10
5
0 0 5 10 ID-Drain Current (A) 15 20
0 0 1 2 3 4 VGS - Gate-to-Source Voltage (V)
1. On-Resistance vs. Drain Current
0.1 RDS(on) - On-Resistance(Ω) TJ = 25°C ID = -6.5A 0.08 IS - Source Current (A) 10 100
2. Transfer Characteristics
TJ = 25°C
0.06
1
0.04
0.02
0.1
0 0 2 4 6 8 10
0.01 0.2 0.4 0.6 0.8 1 1.2 VGS - Gate-to-Source Voltage (V) VSD - Source-to-Drain Voltage (V)
3. On-Resistance vs. Gate-to-Source Voltage
20 10V,8V,6V,4.5V,4V,3.5V ID - Drain Current (A) 15 Capacitance (pf) 3500
4. Drain-to-Source Forward Voltage
F = 1MHz 3000 2500 2000 1500 1000 500 0 0 0.1 0.2 0.3 0.4 0.5 VDS - Drain-to-Source Voltage (V) 0 0 5 10 15 20 VDS-Drain-to-Source Voltage (V) Coss Crss Ciss
10
3V
5
5. Output Characteristics 3
6. Capacitance
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Freescale Typical Electrical Characteristics
10 VGS-Gate-to-Source Voltage (V) VDS = -15V ID = -6.5A 8 2 RD.