AAT1138 Datasheet, PDF (11/21 Pages) Skyworks Solutions Inc. – 2A Step-Down Converter with Adjustable Input Current Limit

DATA SHEET
AAT1138
2A Step-Down Converter with Adjustable Input Current Limit
Typical Characteristics
Switch V_EN(H) and V_EN(L) vs. Input Voltage
2.4
2.1
1.8
1.5
1.2
VEN(H)
VEN(L)
0.9
2.5 2.8 3.1 3.4 3.7 4.0 4.3 4.6 4.9 5.2 5.5
Input Voltage (V)
Switch V_ENH and V_ENL vs. Temperature
(V_IN = 5.0V; R_SET = 11.3KΩ)
2.5
V_ENH
2.3
V_ENL
2.1
1.9
1.7
1.5
-40
-15
10
35
60
85
Temperature (°C)
Switch EN Leakage vs. Temperature
0.20
0.16
0.12
0.08
0.04
0.00
-40
-20
0
20
40
60
80
Temperature (°C)
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
201978B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 15, 2013
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