ADP1655 데이터 시트보기 (PDF) - Analog Devices
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ADP1655 Datasheet PDF : 24 Pages
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ADP1655
L = FDSE0312-2R2M
COUT = 10µF
1
Δ: 260µs
2
3
4
100µs/DIV
CHANNEL 1 (IBAT) 1A/DIV
CHANNEL 3 (VOUT) 5V/DIV
CHANNEL 2 (IHPLED) 0.2A/DIV
CHANNEL 4 (TX_MASK) 5V/DIV
Figure 17. Tx Masking Response, TX_MASK = 1.8 V to 0 V,
ILED = 40 mA to 400 mA, VIN = 3.2 V
1
2
3
200ms/DIV
CHANNEL 1 (IHPLED) 0.1A/DIV
CHANNEL 3 (SCL) 5V/DIV
CHANNEL 2 (STROBE) 1V/DIV
Figure 18. Assist Light and Flash, STROBE Edge Sensitive Mode, Two LEDs,
Timer = 850 ms, ILED = 40 mA to 400 mA, VIN = 3.6 V
1
2
3
200ms/DIV
CHANNEL 1 (IHPLED) 0.1A/DIV
CHANNEL 3 (SCL) 5V/DIV
CHANNEL 2 (STROBE) 1V/DIV
Figure 19. Assist Light and Flash, STROBE Level Sensitive Mode, Two LEDs,
ILED = 40 mA to 400 mA, VIN = 3.6 V
L = FDSE0312-2R2M
COUT = 10µF
1
100µs/DIV
CHANNEL 1 (VIN) 0.5V/DIV
CHANNEL 2 (IHPLED) 20mA/DIV
Figure 20. Line Transient, VIN = 3.2 V to 3.6 V, ILED = 400 mA
2.4
VIN = 3.2V
VIN = 3.6V
VIN = 4.2V
2.2
2.0
1.8
1.6
1.4
1.2
–40
–20
0
20
40
60
80
TEMPERATURE (°C)
Figure 21. Coil Peak Current Limit vs. Temperature, Output Mode Register =
00, 01, 10, and 11 (Binary)
1.2
VIN = 2.5V
VIN = 3.6V
VIN = 4.5V
1.0
0.8
0.6
0.4
0.2
0
–40
–20
0
20
40
60
80
TEMPERATURE (°C)
Figure 22. Shutdown Current vs. Temperature vs. VIN
Rev. 0 | Page 10 of 24
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