AME5251 Datasheet, PDF (15/19 Pages) Analog Microelectronics – Dual 1A, 1.5MHz Synchronous Step-Down Converter

AME
AME5251
n Characterization Curve (Contd.)
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
V_IN = 5.0V
V_OUT = 1.2V
+5 +20 +35 +50 +65 +80 +95 +110 +125
Temperature (^oC)
Power Off from EN
Dual 1A, 1.5MHz Synchronous
Step-Down Converter
Light Load Mode output voltage ripple
VVI_OIOUNUT=_{T==35.106.mV8VA}
1)
2)
3)
IVV_L ^SO=^WU2^{T=0=501Vm0/d0Aim/vdViv/div}
Load Step
VVI_OIOUNUT=_{T==31.1A6.V8V}
1) EN = 2V/div
2)
3)
IV_L =^OU5^T0=02mVA/d/diviv
Rev.A.05
VIV_OOIUNUT⁼_{T==30.1A6.~V81VA~0A}
1)
2)
IV_OOUUTT==510000mmAV/d/diviv
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