AME5253A Datasheet, PDF (14/18 Pages) Analog Microelectronics – 1A, 1.5MHz Synchronous Step-Down Converter

AME
AME5253A
n Characterization Curve
Current Limit vs. Temperature
3 .0
2 .9
2 .8
2 .7
2 .6
2 .5
2 .4
2 .3
2 .2
2 .1
2 .0
1 .9
1 .8
1 .7
1 .6
1 .5
1 .4
1 .3
-40 -25 -10
VIN = 5.0V
V_OUT = 1.2V
+5 +20 +35 +50 +65 +80 +95 +110 +125
Temperature (^oC)
Heavy Load Mode Output Voltage Ripple
1A, 1.5MHz Synchronous
Step-Down Converter
Light Load Mode output voltage ripple
VVI_OIOUNUT=_{T==35.106.mV2VA}
1)
2)
3)
IVV_L ^SO=^WU5^{T=0=201Vm0/dAmi/vVdi/vdiv}
Load Step
VIV_OOIUNUT⁼_{T==31.1A6.V2V}
1)
2)
3)
IVV_L ^SO=^WU5^{T=0=201Vm0/dAmi/vVdi/vdiv}
14
VVI_OIOUNUT=_{T==30.1A6.~V81VA~0A}
1)
2)
IV_OOUUTT==510000mmAV/d/diviv
Rev. A.03