TK6591x
TYPICAL PERFORMANCE CHARACTERISTICS
USING TEST CIRCUIT
TK65911 Voltage Waveform Across 5 nF Lamp
TK65911
PEAK TO PEAK LAMP VOLTAGE
150
vs. SUPPLY VOLTAGE
140
L1 = 820 µH
130
120
L1 = 680 µH
110
100
2.5 3
3.5 4 4.5 5
VCC (V)
5.5 6
TK65911
LAMP FREQUENCY
230
vs. SUPPLY VOLTAGE
220
210
200
190
Page 4
180
2.5 3 3.5 4 4.5 5 5.5 6
VCC (V)
TK65919 Voltage Waveform Across 5 nF Lamp
TK65919
PEAK TO PEAK LAMP VOLTAGE
150
vs. SUPPLY VOLTAGE
140
L1 = 820 µH
130
120
L1 = 680 µH
110
100
2.5 3 3.5 4 4.5 5 5.5 6
VCC (V)
TK65919
LAMP FREQUENCY
460
vs. SUPPLY VOLTAGE
440
420
400
380
360
2.5 3 3.5 4 4.5 5 5.5 6
VCC (V)
May 2000 TOKO, Inc.