IRDC3898 International Rectifier, IRDC3898 Datasheet - Page 14

• Manufacturer Part Number: IRDC3898
• Description: Power Management IC Development Tools Design Kit POL IC
• Manufacturer: International Rectifier
• Type: DC/DC Converters, Regulators & Controllersr

Specifications of IRDC3898

• Product: Evaluation Boards
• Tool Is For Evaluation Of: IR3898
• Input Voltage: 12 V
• Output Voltage: 1.2 V
• Factory Pack Quantity: 1

9) Efficiency
3/17/2011
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
Efficiency with Vin-1.5V Vout-0.75V/4.3A with Vcc/ Internal LDO power dissipation
0.6
1
This evaluation board is a preliminary version meant for the engineering evaluation of the IR3898.
Based on the results of the continuing evaluation, this board can evolve and change without notice
Efficiency with Internal LDO/External 5V Vcc
1.4
1.8
Vin-1.5V Vout-0.75V Frequency 600KHz Sourcing Mode
Internal LDO
2.2
Confidential
Iout(A)
External Vcc=5V
2.6
3
IRDC3898-Vtt rail
3.4
3.8
4.2
14