SP6651AEU-L Exar Corporation, SP6651AEU-L Datasheet - Page 6

• Manufacturer Part Number: SP6651AEU-L
• Description: IC CONV SYNC BUCK 800MA 10MSOP
• Manufacturer: Exar Corporation
• Type: Step-Down (Buck)r
• Series: -r

Specifications of SP6651AEU-L

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1 V ~ 5.5 V
• Current - Output: 800mA
• Voltage - Input: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
• Primary Input Voltage: 5.5V
• No. Of Outputs: 1
• Output Voltage: 5V
• Output Current: 800mA
• No. Of Pins: 10
• Operating Temperature Range: -40°C To +85°C
• Supply Voltage Range: 2.7V To 5.5V
• Mounting Style: SMD/SMT
• Frequency - Switching: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Figure 13. V
Figure 17. Start up from SHDN, I
Date: 5/25/04
Figure 15. Load Step, I
Refer to the typical application schematic, T
IN
Start up, I
OUT
OUT
=0.4A to 0.8A, V
=0.6A, V
SP6651A High Efficiency 800mA Synchronous Buck Regulator
OUT
OUT
=0.6A, V
TYPICAL PERFORMANCE CHARACTERISTICS: Continued
=3.3V
OUT
=3.3V
OUT
CH.2=V
50mV/div. AC
CH.4=I
0.5A/div
CH.1=V
10V/div.
CH.2=V
1V/div. AC
CH.4=ILx
0.5A/div
CH.1=V
2.5V/div
CH.2=V
2.0V/div
CH.4=I
0.5A/div
=3.3V
OUT
IN
OUT
SHDN
OUT
IN
OUT
AMB
= +27°C
6
Figure 14. V
Figure 18. Start up from SHDN, I
Figure 16. Load Step, I
IN
Start up, I
OUT
OUT
=0.4A to 0.8A, V
=0.6A, V
© Copyright 2004 Sipex Corporation
OUT
OUT
=0.6A, V
=1.5V
OUT
=1.5V
OUT
CH.1=V
2.5V/div
CH.2=V
5.0V/div
CH.4=I
0.5A/div
CH.1=V
10V/div.
CH.2=V
2V/div. AC
CH.4=ILx
0.5A/div
CH.2=V
50mV/div. AC
CH.4=I
0.5A/div
=1.5V
IN
IN
IN
OUT
SHDN
OUT
OUT