SMB135E-470L View Datasheet(PDF) - Summit Microelectronics

Part Name

Description

Manufacturer

SMB135E-470L

Programmable Switch-mode, USB/AC Input Li+ Battery Charger with TurboCharge™ Mode*

Summit Microelectronics 

EFFICIENCY GRAPHS

SMB135

100

95

90

85

80

75

3

Figure 5: SMB135 QFN Efficiency vs Voltage

VIN=5V, IFCHG=500mA, F=1.25MHz, TA=25°C

Taiyo Y 4.7uH

TDK 6.8uH

3.2 3.4 3.6 3.8

4

4.2

VBATT (V)

Figure 6: SMB135 QFN Efficiency vs Voltage

VIN=5V, IFCHG=500mA, L=6.8uH (TDK:VLF4012), TA=25°C

100

95

90

85

80

75

3

3.2

3.4

3.6

3.8

4

4.2

VBATT (V)

1.25MHz

1MHz

750kHz

Summit Microelectronics, Inc

2106 3.1 11/4/2008

11

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