AL8807W5-7 Diodes Inc., AL8807W5-7 Datasheet - Page 9

• Manufacturer Part Number: AL8807W5-7
• Description: LED Display Drivers LED LV Int Switch
• Manufacturer: Diodes Inc.

Specifications of AL8807W5-7

• Product Category: LED Display Drivers
• Rohs: yes
• Mounting Style: SMD/SMT
• Package / Case: SOT-25
• Operating Supply Voltage: 6 V to 36 V
• Maximum Supply Current: 1.8 mA
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C

Applicatio
The AL8807 i
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temperature ra
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In normal ope
sense resistor
voltage +Vin a
This rising cur
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When this volt
flow through R
determined by
This decaying
voltage across
the internal sw
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LED Current
The LED curre
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For example fo
DC Dimming
Further contro
the average LE
With 0.5V ≤ V
2.5V, the LED
When the CTR
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1
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C
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1 .
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R
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807. A voltage
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ail, but it deca
defined as:
ternal voltage (
which allows P
If the CTRL p
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.
is recommen
BUCK LED
ays, with the ra
PWM dimming.
nded that at h
rrent starts to f
ductor current c
ernally set lowe
the voltage acr
ge LED curren
(between 0.4V
ent over a wid
s determined b
stor is:
tch. It is avail
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nt set by the
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ate of decay
flow through
er threshold,
der ambient
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by the input
ross R
continues to
higher LED
o the sense
s Incorporated
June 2012
DRIVER
and 2.5V);
1
and