SC1464 데이터 시트보기 (PDF) - Semtech Corporation
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SC1464 Datasheet PDF : 10 Pages
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PRELIMINARY - August 11, 2000
60mA PROGRAMMABLE FIXED
FREQUENCY CHARGE PUMP DOUBLER
Eff vs Io(260kHz) @Vin=3.00V
95.80%
95.60%
95.40%
Ta = 25 Deg. C.
Ta = -40 Deg. C.
Ta = 85 Deg. C.
95.20%
95.00%
94.80%
94.60%
94.40%
94.20%
94.00%
1.50E-02
2.50E-02
3.50E-02 4.50E-02
Io (A)
5.50E-02
6.50E-02
SC1464
Eff vsTa@Vin=3.00V, Io=1ma
98.00%
96.00%
94.00%
92.00%
90.00%
88.00%
86.00%
F = 8 khz
84.00%
F = 32khz
82.00%
-40.00 -20.00 0.00 20.00 40.00 60.00 80.00 100.00
Ta (Deg. C.)
Eff vsTa@Vin=3.00V, Io=2ma
100.00%
98.00%
96.00%
94.00%
92.00%
90.00%
88.00%
86.00%
F = 8 khz
84.00%
F = 32khz
82.00%
-40.00 -20.00 0.00 20.00 40.00 60.00 80.00 100.00
Ta (Deg. C.)
© 2000 SEMTECH CORP.
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652 MITCHELL ROAD NEWBURY PARK CA 91320
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