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SS6612 Datasheet(PDF) 14 Page - Silicon Standard Corp.

Part # SS6612
Description  High-Efficiency Synchronous Step-up DC/DC Converter with Selectable Current Limit
PDF  16 Pages
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Manufacturer  SSC [Silicon Standard Corp.]
Direct Link  http://www.siliconstandard.com
Logo SSC - Silicon Standard Corp.

SS6612 Datasheet(HTML) 14 Page - Silicon Standard Corp.

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Rev.2.02 12/06/2003
SS6612
Fig.37 Top layer
Fig.38 Bottom layer
Fig.39 Placement
FB
1
LBI
2
LBO
3
CLSEL
4
REF
5
SHDN 6
BATT 7
GND 8
LX 9
OUT 10
SS6612
R1
200
R5
R2
100K
R4
R6
R3
C3
0.1
µF
C4
1
µF
+
C5
6V/100
µF
+
C1
6V/
100
µF
L1
22
µH
JU3
JU2
VOUT
VIN
VOUT
VIN
VIN
VOUT
VIN
D1 is Optional
Connect to OUT for 3.3V output voltage
Connect to GND for 5.0V output voltage
Open for adjustable output voltage; VOUT=1.23(1+R5/R6)
Connect to OUT for 1.0A limit
Connect to GND for 0.8A limit
Connect to GND for shutdown
Connect to VOUT for normal
JU1
+ C2
6V/100uF
+
C6
6V/100
µF
+
C7
6V/
100
µF
L1: TDK SLF7045T-22OMR90
C1~C2, C5~7: NIPPON Tantalum Capacitor 6MCM107MCTER
Fig.40 SS6612 application circuit with small ripple voltage
Fig. 41
Efficiency (ref. to Fig.40)
Output Current (mA)
0.01
0.1
1
10
100
1000
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
VOUT=5.0V
L=22
µH
VIN=1.2V
VIN=2.4V
VIN=3.6V
CLSEL=OUT (ILIMIT =1A)
Fig. 42
Ripple Voltage (ref. to Fig.40)
Output Current (mA)
0
100
200
300
400
500
600
700
0
10
20
30
40
50
60
VOUT=5.0V
L=22
µH
VIN=2.4V
VIN=3.6V
VIN=1.2V
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CLSEL=OUT (ILIMIT =1A)
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