ML4827CS-1 View Datasheet(PDF) - Micro Linear Corporation
Part Name
Description
Manufacturer
ML4827CS-1 Datasheet PDF : 16 Pages
| |||
ML4827
ELECTRICAL CHARACTERISTICS (Continued)
SYMBOL
PARAMETER
CONDITIONS
TRI-FAULT DETECT
Fault Detect HIGH
Time to Fault Detect HIGH
Fault Detect LOW
VFB = VFAULT DETECT LOW to VFB =OPEN
1nF from VFB to GND
PFC ILIMIT COMPARATOR
Threshold Voltage
∆(PFC ILIMIT VTH - Gain Modulator Output)
Delay to Output
DC ILIMIT COMPARATOR
Threshold Voltage
Input Bias Current
Delay to Output
VIN OK COMPARATOR
Threshold Voltage
Hysteresis
GAIN MODULATOR
Gain (Note 3)
Bandwidth
IAC = 100µA, VRMS = VFB = 0V
IAC = 50µA, VRMS = 1.2V, VFB = 0V
IAC = 50µA, VRMS = 1.8V, VFB = 0V
IAC = 100µA, VRMS = 3.3V, VFB = 0V
IAC = 100µA
Output Voltage
OSCILLATOR
IAC = 250µA, VRMS = 1.15V,
VFB = 0V
Initial Accuracy
Voltage Stability
Temperature Stability
TA = 25°C
VCCZ - 3V < VCC < VCCZ - 0.5V
Total Variation
Line, Temp
Ramp Valley to Peak Voltage
Dead Time
PFC Only
CT Discharge Current
VRAMP 2 = 0V, VRAMP 1 = 2.5V
MIN
2.6
0.4
–0.8
100
0.9
2.45
0.8
0.36
1.20
0.55
0.14
0.74
75
72
450
4.5
TYP
MAX UNITS
2.7
2.8
V
1
2
ms
0.5
0.6
V
–1.0 –1.15
V
190
mV
150
300
ns
1.0
1.1
V
±0.3
±1
µA
150
300
ns
2.55
2.65
V
1.0
1.2
V
0.55
1.80
0.80
0.20
10
0.82
0.66
2.24
1.01
0.26
0.90
MHz
V
80
85
kHz
1
%
2
%
88
kHz
2.5
V
600
750
ns
7.5
9.5
mA
4
Share Link: 