AS3645 austriamicrosystems, AS3645 Datasheet - Page 30

• Manufacturer Part Number: AS3645
• Description: 1000/720ma Ultra Small High Efficient Single/dual Led Flash Driver With Safety Features
• Manufacturer: austriamicrosystems

AS3645
Datasheet - A p p l i c a t i o n I n f o r m a t i o n
Table 19. Application Self Testing Failure Detection Procedures (Continued)
1. Only possible if the test equipment has access to the STROBE pin
2. Only possible if the test equipment has access to the STROBE pin
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Enable AS3645 Indicator Mode and wait at least 1ms to detect following faults
Output or input capacitor
Indicator LED shorted
Indicator LED open
Possible Failure
Inductor shorted
shorted
register bit
register bit
if production equipment has access to
excessive current from the supply - if a battery is connected it will trigger its
register bit
SCL/EN1 and SDA_EN2
fault_coil_peak (see page 23)
fault_ind_led (see page 24)
I
2
fault_ind_led
C mode
is set
set
Revision 1.6
is set
overcurrent protection
can be identified in
is
battery current and can initiate flash/torch
if production equipment can measure the
no (additional) current on the battery
no (additional) current on the battery
no (additional) current on the battery
parallel interface mode
and indicator
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