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EM8671 Scheda tecnica(PDF) 5 Page - Excelliance MOS Corp.

Il numero della parte EM8671
Spiegazioni elettronici  HV Start-up Green-mode PWM Controller with Brown-Out Protection
PDF  13 Pages
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Produttore elettronici  EXCELLIANCE [Excelliance MOS Corp.]
Homepage  http://www.excelliancemos.com/
Logo EXCELLIANCE - Excelliance MOS Corp.

EM8671 Scheda tecnica(HTML) 5 Page - Excelliance MOS Corp.

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2013/01/30
5
REV.A.3
EM8671/A
Electrical Characteristics
(VCC=16V, TA=25℃, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
VCC Section
VCC OVP Protect voltage
VOVP
25
27
29
V
Start up current
ISTART
VCC=V
TH-ON-0.5V
-
45
65
uA
VCC On Threshold Voltage
VTH-ON
15
16
17
V
VCC Off Threshold Voltage
VTH-OFF
9
10
11
V
Operating Supply Current 1
ICC-OP1
VCC=15V, VCOMP=0V,
-
1
2
mA
Operating Supply Current 2
ICC-OP2
VCC=15V, VCOMP=3V,
CGATE=1nF
-
2.5
-
mA
Operating Supply Current 3
ICC-OP3
VCC=15V,
Protection triggerred
-
0.5
-
mA
Gate Section
Rising Time
TR
CL = 1nF
-
100
160
nS
Falling Time
TF
CL = 1nF
-
30
60
nS
HV Section
HV Current Source
IHV
VCC=VTH-ON-0.5V
V
HV=50V
1
mA
Off-State Leakage
Ileakage
VCC=VTH-ON+0.5V
V
HV=700V
1
20
uA
Current-Sense Section
Maximum Internal Current
Setpoint
VCSLim
VBNO=1V
0.8
0.85
0.9
V
VBNO=3V
0.65
0.7
0.75
V
Leading Edge Blanking Time
TLEB
200
300
400
nS
Propagation Delay Time
TPD
100
nS
Soft-Start Period
TSS
2.5
mS
Internal Oscillator
Oscillation Frequency
fOSC
60
65
70
KHz
Maximum Duty
Dmax
75
%
Green mode minimum frequency
22
KHz
Frequency variation vs. VCC
VCC=11V to 25V
5
%
Frequency variation vs.
Temperature
-20
℃ to 105℃
(Note4)
5
%
COMP Section
COMP short to GND current
ICOMP
VCOMP=0V
150
250
350
uA
Open loop COMP voltage
VCOMP
COMP pin open
5.2
V
COMP voltage to CS voltage
Attenuation
Av
1 / 2.5
1 / 3
1 / 3.5
V/V



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