Denon DRA-F107 Service Manual page 34

4.3 Characteristics
4.3.1 Supply Section
Note: The electrical characteristics involve the spread of values guaranteed within the specified supply voltage
and junction temperature range T
which are related to 25°C. If not otherwise stated, a supply voltage of V
Parameter
Start-Up Current
VCC Charge Current
Leakage Current of
Power Cell
Supply Current in normal
operation
Supply Current in
Auto Restart Mode
with Inactive Gate
Supply Current in
Latch-off Mode
Supply Current in Burst Mode
with Inactive Gate
Supply Voltage with no power
from auxiliary winding in burst
mode or in latch-off mode
VCC Turn-On Threshold
Internal Reference Voltage
o
from – 25 C to 125
J
Symbol Limit Values
min. typ.
I - 300
VCCstart
I
VCCcharge1
I 0.55 1.05
VCCcharge2
I - 0.88
VCCcharge3
I - 0.2
StartLeak
- 2.5
I
VCCop
I - 300
VCCrestart
I - 300
VCClatch
- 500
I
VCCburst
V - 12.5
VCCBL
V 21.2 22.0
VCCon
4.8 5.0
V
REF
34
DRA-F107 / DRA-F107DAB
Electrical Characteristics
o
C. Typical values represent the median values,
= 18 V is assumed.
CC
Unit Test Condition
max.
550 A V
5.0 mA V
1.60 mA V
- mA V
50 A V
at T
3.6 mA Output low
- A
- A
950 A V
- V V
22.8 V
5.2 V measured at pin REG,
I
REG
= 21V
VCC
= 0V
VCC
= 1V
VCC
= 21V
VCC
= 610V
HV
= 100°C
j
= 2.5V
REG
= 100V
HV
= 0