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SS6610G

High-efficiency Synchronous Step-up DC/DC Converter

Silicon Standard Corp. 

SS6610/11G

Ripple Voltage Reduction

Two or three parallel output capacitors can sig-

nificantly improve the output ripple voltage of the

SS6610/11. The addition of an extra input capacitor

APPLICATION EXAMPLES

VIN

L

22µH

C1

47µF

LX

OUT

VOUT

R1

LBI

C2

0.1µF

C3

47µF

R2

REF

0.1µF

C4

GND

SHDN

LBO

FB

SS6610/11

R4

100KΩ

LOW BATTERY

OUTPUT

L: TDK SLF7045T-22OMR90

C1, C3: NIPPON Tantalum Capacitor 6MCM476MB2TER

Fig. 32. VOUT = 3.3V Application Circuit.

results in a stable output voltage. Fig.38 shows

the application circuit with the above features.

Figures 39 to 46 show the performance of the

circuit in Figure 38.

VIN

C1

L

47µF

22µH

LX

R1

LBI

OUT

C2

0.1µF

VOUT

C3

47µF

R2

REF

0.1µF

C4

GND

SHDN

LBO

FB

SS6610/11

R4

100KΩ

LOW BATTERY

OUTPUT

L: TDK SLF7045T-22OMR90

C1, C3: NIPPON Tantalum Capacitor 6MCM476MB2TER

Fig. 33. VOUT = 5.0V Application Circuit.

L

22µH

R1

R2

0.1µF

C4

LX

OUT

LBI

REF

SHDN

LBO

GND

FB

SS6610/11

VIN

C1

47µF

VOUT

C2

0.1µF

100KΩ R5

R4

C3

47µF

LOW BATTERY

OUTPUT

R6

L: TDK SLF7045T-22OMR90

C1, C3: NIPPON Tantalum Capacitor 6MCM476MB2TER

VOUT=VREF*(1+R5/R6)

Fig. 34 An Adjustable Output Application Circuit

4/21/2006 Rev.3.01

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