ADP1653ACPZ-R71 datasheet(9/24 Pages) AD

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ADP1653

Rev. A | Page 9 of 24

TYPICAL PERFORMANCE CHARACTERISTICS

CHANNEL 3 (VOUT) 5V/DIV

CHANNEL 4 (STR) 5V/DIV

CHANNEL 1 (IL) 0.5A/DIV

CHANNEL 2 (IHPLED) 0.2A/DIV

40µs/DIV

Δ: 138µs

L = D2812C-2R0

Figure 5. Startup, Two LEDs Flash Mode,

LED Current = 335 mA, VDD = 3.2 V

CHANNEL 3 (VOUT) 5V/DIV

CHANNEL 4 (STR) 5V/DIV

CHANNEL 1 (IL) 0.5A/DIV

CHANNEL 2 (IHPLED) 0.2A/DIV

40µs/DIV

Δ: 175µs

L = D2812C-2R0

Figure 6. Startup, Two LEDs Flash Mode,

LED Current = 335 mA, VDD = 3.6 V

CHANNEL 3 (VOUT) 5V/DIV

CHANNEL 4 (SCL) 5V/DIV

CHANNEL 1 (IL) 0.5A/DIV

CHANNEL 2 (IHPLED) 0.2A/DIV

40µs/DIV

Δ: 153µs

L = D2812C-2R0

Figure 7. Startup, Two LEDs Torch Mode,

LED Current = 130 mA, VDD = 3.2 V

CHANNEL 3 (VOUT) 5V/DIV

CHANNEL 4 (SCL) 5V/DIV

CHANNEL 1 (IL) 0.5A/DIV

CHANNEL 2 (IHPLED) 0.2A/DIV

40µs/DIV

Δ: 132µs

L = D2812C-2R0

Figure 8. Startup, Two LEDs Torch Mode,

LED Current = 130 mA, VDD = 3.6 V

CHANNEL 3 (LX) 5V/DIV

CHANNEL 4 (HPLED NODE)

1V/DIV

CHANNEL 1 (IL) 0.5A/DIV

CHANNEL 2 (IHPLED) 0.2A/DIV

400ns/DIV

L = D2812C-2R0

Figure 9. Inductor Current, Two LEDs Flash Mode,

LED Current = 335 mA, VDD = 3.6 V

CHANNEL 3 (LX) 5V/DIV

CHANNEL 4 (HPLED NODE)

1V/DIV

CHANNEL 1 (IL) 0.5A/DIV

CHANNEL 2 (IHPLED) 0.2A/DIV

400ns/DIV

L = D2812C-2R0

Figure 10. Inductor Current, Two LEDs Torch Mode,

LED Current = 130 mA, VDD = 3.6 V

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