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Freescale Semiconductor Electronic Components Datasheet

AO4458 Datasheet

N-Channel 30-V (D-S) MOSFET

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AO4458 pdf
Freescale
N-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
AO4458 / MC4458
VDS (V)
30
PRODUCT SUMMARY
rDS(on) (mΩ)
6 @ VGS = 10V
8 @ VGS = 4.5V
ID(A)
19
16
ABSOLUTE MAXIMUM RATINGS (TA = 25°C UNLESS OTHERWISE NOTED)
Parameter
Symbol Limit
Drain-Source Voltage
VDS 30
Gate-Source Voltage
VGS ±20
Continuous Drain Current a
Pulsed Drain Current b
Continuous Source Current (Diode Conduction) a
TA=25°C
TA=70°C
ID
IDM
IS
19
16
60
4.5
Power Dissipation a
TA=25°C
TA=70°C
PD
3.1
2.2
Operating Junction and Storage Temperature Range
TJ, Tstg -55 to 150
Units
V
A
A
W
°C
Maximum Junction-to-Ambient a
THERMAL RESISTANCE RATINGS
Parameter
t <= 10 sec
Steady State
Symbol Maximum
RθJA
40
80
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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Freescale Semiconductor Electronic Components Datasheet

AO4458 Datasheet

N-Channel 30-V (D-S) MOSFET

No Preview Available !

AO4458 pdf
Freescale
AO4458 / MC4458
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 = 14.8 A
VGS = 4.5 V, ID = 11.9 A
VDS = 15 V, ID = 14.8 A
IS = 2.3 A, VGS = 0 V
Dynamic b
VDS = 15 V, VGS = 4.5 V,
ID = 14.8 A
VDS = 15 V, RL = 1.1 Ω,
ID = 14.8 A,
VGEN = 10 V, RGEN = 6 Ω
VDS = 15 V, VGS = 0 V, f = 1 MHz
Min Typ Max Unit
1V
±100 nA
1 uA
25
30 A
6
8
22 S
0.73 V
21
6.2
11
10
10
59
16
2056
326
292
nC
ns
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,
consequential or incidental damages. “Typical” parameters which may be provided in freescale data sheets and/or specifications can and do vary
in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each
customer application by customer’s technical experts. freescale does not convey any license under its patent rights nor the rights of others. freescale
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.
2 www.freescale.net.cn
Free Datasheet http://www.datasheet4u.com/


Part Number AO4458
Description N-Channel 30-V (D-S) MOSFET
Maker Freescale
Total Page 5 Pages
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