ML4832 데이터 시트보기 (PDF) - Micro Linear Corporation
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ML4832 Datasheet PDF : 15 Pages
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ML4832
ELECTRICAL CHARACTERISTICS (Continued)
PARAMETER
CONDITIONS
GAIN MODULATOR
Output Voltage (VMUL)
Output Voltage Limit
Offset Voltage
ISINE Input Voltage
PFC CURRENT — LIMIT COMPARATOR
ISINE = 100µA, VEA OUT = 3V
ISINE = 300µA, VEA OUT = 3V
ISINE =100µA, VEA OUT = 6V
ISINE = 300µA, VEA OUT = 6V
ISINE = 1.5mA, VEA–/OVP = 0V
ISINE = 0µA, VEA–/OVP = 0V
ISINE = 150µA, VEA–/OVP = 3V
ISINE = 200µA
Current-Limit Threshold
Propagation Delay
100mV step and 100mV overdrive
OSCILLATOR
Initial Accuracy
Voltage Stability
Temperature Stability
TA = 25°C
VCCZ – 4.0V < VCC < VCCZ – 0.5V
Total Variation
Line, temperature
Ramp Valley to Peak
CT Charging Current
VLAMP FB = 3V, VRT/CT = 2.5V,
VRX/CX = 0.9V (Preheat)
VLAMP FB = 3V, VRT/CT = 2.5V,
RX/CX = Open
CT Discharge Current
Output Drive Deadtime
VRT/CT = 2.5V
REFERENCE SECTION
Output Voltage
Line regulation
Load regulation
Temperature stability
TA = 25°C, IO = 1mA
VCCZ – 4.0V < VCC < VCCZ – 0.5V
1mA < IO < 5mA
Total Variation
Line, load, temp
Output Noise Voltage
10Hz to 10kHz
Long Term Stability
TJ = 125°C, 1000 hrs
PREHEAT AND INTERRUPT TIMER (RX = 680KW, CX = 4.7µF)
Initial Preheat Period
Subsequent Preheat Period
Start Period
Interrupt Period
Pin 10 Charging Current
MIN
0.9
0.8
–0.85
72
69
–90
–180
4.0
0.64
7.4
7.35
–24
TYP
85
260
200
600
1
1.4
–1.0
100
76
1
2
2.5
–113
–230
5.5
0.91
7.5
8
2
0.4
50
5
0.8
0.7
1.2
5.7
–28
MAX UNITS
mV
mV
mV
mV
1.1
V
15
mV
15
mV
1.8
V
–1.15
V
ns
80
kHz
%
%
83
kHz
V
–130
µA
–260
µA
7.0
mA
1.30
µs
7.6
V
25
mV
15
mV
%
7.65
V
µV
mV
s
s
s
s
–33
µA
4
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