AOZ1110QI Alpha & Omega Semiconductor Inc, AOZ1110QI Datasheet - Page 7

• Manufacturer Part Number: AOZ1110QI
• Description: IC BUCK SYNC ADJ 4A 24QFN
• Manufacturer: Alpha & Omega Semiconductor Inc
• Series: EZBuck™r
• Type: Step-Down (Buck), PWM - Current Moder

Specifications of AOZ1110QI

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 V ~ 5.5 V
• Current - Output: 4A
• Frequency - Switching: 500kHz, 1MHz
• Voltage - Input: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-WFQFN Exposed Pad
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 785-1257-2

Efficiency
Rev. 1.0 October 2010
100
100
95
90
85
80
75
95
90
85
80
75
Efficiency (f
Efficiency (f
0
0
0.5
0.5
1.0
1.0
SW
SW
= 500kHz, V
= 1MHz, V
1.5
1.5
Load Current (A)
Load Current (A)
2.0
2.0
IN
IN
2.5
2.5
= 5V) vs. Load Current
= 5V) vs. Load Current
3.0
3.0
3.5
3.5
OUTPUT:
OUTPUT:
3.3V
1.8V
4.0
1.2V
4.0
3.3V
1.8V
1.2V
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4.5
4.5
100
100
95
90
85
80
75
95
90
85
80
75
Efficiency (f
Efficiency (f
0
0
0.5
0.5
SW
1.0
1.0
SW
= 500kHz, V
= 1MHz, V
1.5
1.5
Load Current (A)
Load Current (A)
2.0
2.0
IN
IN
2.5
= 3.3V) vs. Load Current
2.5
= 3.3V) vs. Load Current
3.0
3.0
3.5
3.5
OUTPUT:
AOZ1110
OUTPUT:
Page 7 of 16
4.0
4.0
1.8V
1.8V
1.2V
1.2V
4.5
4.5