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L6567 Datasheet(PDF) 4 Page - STMicroelectronics

Part # L6567
Description  HIGH VOLTAGE DRIVER FOR CFL
PDF  15 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6567 Datasheet(HTML) 4 Page - STMicroelectronics

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ELECTRICAL CHARACTERISTCS
(VS =12V; RREF =30KΩ;CF = 100pF; Tj =25°C; unless otherwise specified.)
Symbol
Parameter
Test Conditio n
Min.
Typ.
Max.
Unit
VS - SUPPLY VOLTAGE SECTION
VS high 1
VS Turn On Threshold
10.7
11.7
12.7
V
VS high2
VS Clamping Voltage
VS = 20mA
12
13
14
V
VS low 2
VS Turn Off Threshold
9
10
11
V
VS HYST
Supply Voltage Hysteresis
1.5
1.65
1.8
V
VS low 1
VS Voltage to Guarantee
VG1 =”0”and VG2 =”1
16
V
ISSP
VS Supply Current at Start Up
VS = 10.6V Before turn on
50
250
mA
ISOP
VS Supply Operative Current
VS = VShigh 1
1.2
mA
OSCILLATOR SECTION
fosc min
Minimum Oscillator frequency
IRHV = 0mA; CI = 5V
41.7
43
44.29
kHz
fosc 600m
Feed Forward Frequency
IRHV = 600mA
47.88
50.4
52.92
kHz
fosc 1mA
Feed Forward Frequency
IRHV = 1mA
79.8
84
88.2
kHz
fosc max
Maximum Oscillator Frequency
CI = 0V
96.75
107.5
118.25
KHz
∆ICF/∆VCI
Oscillator Transconductance
9
17.5
µA/V
PREHEAT/IGNITION SECTION
P.H.T.
Preheat Time
Cp = 150nF
0.88
1
1.12
sec
P.H.clocks
Number of Preheat Clocks
16
IGN.clocks
Number of Ignition Clocks
15
RATE OF FREQUENCY CHANGE SECTION
ICIP charge
CI Charging Current During
Preheat
106
118
130
mA
ICII charge
CI Charging Current During
Ignition
1
1.2
1.4
mA
ICI disch
CI Discharge Current
-52
-47
-42
mA
VTH CI
CI Low Voltage Threshold
10
100
mV
RS - THRESHOLD SECTION
VCMTH
Capacitive Mode Voltage
Threshold
020
40
mV
VPH
Preheat Voltage Threshold
-0.64
-0.6
-0.56
V
G1 - G2 DELAY TIMES SECTION
G1DON
On Delay of G1 Output
1.05
1.4
1.75
µs



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