en5322 Enpirion, en5322 Datasheet - Page 6

• Manufacturer Part Number: en5322
• Description: 2 A Voltage Mode Synchronous Buck Pwm Dc-dc Converter With Integrated Inductor
• Manufacturer: Enpirion

March 2008
Figure 4. Typical Application Circuit with VID Codes.
(NOTE: Enable can be separated from PVIN if the application requires it)
Typical Performance Characteristics
Circuit of Figure 4, V
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Top to Bottom: V
95
90
85
80
75
70
65
60
55
50
0.00
Efficiency vs. Load Current (Vin = 5.0V)
0.25
0.50
OUT
IN
= 5 V, V
= 3.3 V, 2.5 V, 1.8 V, 1.5 V, 1.2 V,
Load Current (A)
0.75
0.8 V
1.00
OUT
= 1.2 V and T
1.25
1.50
1.75
A
= 25°C, unless otherwise noted.
2.00
6
Top to Bottom: V
95
90
85
80
75
70
65
60
55
50
0.00
Efficiency vs. Load Current (Vin = 3.3V)
0.25
0.50
OUT
= 2.5 V, 1.8 V, 1.5 V, 1.2 V, 0.8 V
Load Current (A)
0.75
1.00
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1.25
EN5322QI
1.50
1.75
2.00