SP6652ER-L Exar Corporation, SP6652ER-L Datasheet - Page 11

• Manufacturer Part Number: SP6652ER-L
• Description: IC PWM BUCK CURRENT MODE 10DFN
• Manufacturer: Exar Corporation
• Type: Step-Down (Buck)r

Specifications of SP6652ER-L

• Package / Case: 10-VFDFN Exposed Pad
• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.9 V ~ 5 V
• Current - Output: 1A
• Frequency - Switching: 1.4MHz
• Voltage - Input: 2.85 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: *
• Output Voltage: Adjustable
• Output Current: 1 A
• Input Voltage: 2.85 V to 5.5 V
• Mounting Style: SMD/SMT
• Duty Cycle (max): 100 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 1016-1216

Figure 5. Efficiency vs. Load, Vout= 3.3V
Figure 9: Line/Load Regulation , Log Scale,
Figure 7: Line/Load Rejection , Vout = 3.3V
Oct10-07 RevJ
100
90
80
70
60
50
40
30
20
10
0
3.340
3.330
3.320
3.310
3.300
3.290
3.280
3.40
3.35
3.30
3.25
3.20
1
1
0
SP6652 Line/Load Rejection Vout = 3.3V
Vout = 3.3V
SP6652 Line/Load Regulation, Vout = 3.3V
SP6652 Efficiency vs Load Vout = 3.3V
200
10
10
400
ILoad (mA)
ILoad (mA)
ILoad (mA)
SP6652 1A, High Efficiency, Current Mode PWM Buck Regulator
600
100
100
Vi=3.6V
Vi=3.9V
Vi=4.2V
Vi=5.0V
800
Vi=3.6V
Vi=3.9V
Vi=4.2V
Vi=5.0V
Vi=3.6V
Vi=3.9V
Vi=4.2V
Vi=5.0V
1000
1000
TYPICAL PERFORMANCE CHARACTERISTICS
1000

Figure 6. Efficiency vs. Load, Vout= 1.5V
Figure 10: Line/Load Regulation , Log Scale,
100
Figure 8: Line/Load Rejection , Vout = 1.5V
90
80
70
60
50
40
30
20
10
0
1.520
1.510
1.500
1.490
1.480
1.520
1.510
1.500
1.490
1.480
1
1
0
SP6652 Line/Load Rejection V
SP6652 Efficiency vs Load (Vout = 1.5V)
SP6652 Line/Load Rejection V
Vout = 1.5V
200
10
10
400
Vi=4.2V
Vi=3.9V
Vi=3.6V
Vi=3.0V
ILoad (mA)
ILoad (mA)
ILoad (mA)
© 2007 Sipex Corporation
600
OUT
OUT
100
100
Vi=3.0V
Vi=3.6V
Vi=3.9V
Vi=4.2V
= 1.5V
= 1.5V
Vi=4.2V
Vi=3.9V
Vi=3.6V
Vi=3.0V
800
1000
1000
1000