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AO
K-323
EGULATOR/
MPLIFIER
SOFT
5.8V
START
4.8V
5.8V
INTERNAL UV
COMPARATOR
VI (LIMIT)
T
SOFT
START
ON/OFF
VT
SHUTDOWN/
AUTO-RESTART
1V
STOP
HYSTERETIC
LOGIC
THERMAL
SHUTDOWN
G
STOP
SOFT-
START
OV/UV
D MAX
DC MAX
DC MAX
CLOCK
HALF
SAW
FREQ
PWM
OSCILLATOR
COMPARATOR
SHITH JITTER
LIGHT LOAD
FREQUENCY
REDUCTION
LINE UNDER-VOLTAGE
FAULT
PRESENT
AUTO-
RESTART
COUNTER
RESET
ENABLE
JITTER
CLOCK
1.0V + VT
DC MAX
1.0V
OSCILLATOR
22
SMPS (2/2)
AP
INTERNAL
SUPPLY
CURRENT
LIMIT
COMPARATOR
8V
CONTROLLED
TURN-ON
GATE
DRIVER
LEADING
EDGE
S
Q
BLANKING
R
REGULATOR
5.85V
BYPASS PIN
UNDER-VOLTAGE
5.85V
4.9V
CURRENT
VI LIMIT
LIMIT STATE
MACHIN
CURRENT
LIMIT
COMPARATOR
THERMAL
SHUTDOWN
LEADING
S
Q
EDGE
BLANKING
R
Q
K-323 (4/5)
AQ
CAUTION: For continued safety, replace safety critical
components only with manufacturer's recommended
parts (refer to parts list).
S
8
components. For continued protection against risk of
S
7
fi re, replace only with same type and rating fuse(s). To
S
6
reduce the risk of electric shock, leakage-current or
S
5
resistance measurements shall be carried out (exposed
parts are acceptably insulated from the supply circuit)
before the appliance is returned to the customer.
The DC voltage is an actual reading measured with a
high impedance type voltmeter with no signal input.
The measurement value may vary depending on the
measuring instruments used or on the product.
AR
AS
indicates safety critical
1
2
3
4
5
6
7
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