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UA7527 Datenblatt(PDF) 5 Page - Unisonic Technologies

Teilenummer UA7527
Bauteilbeschribung  POWER FACTOR CONTROLLER
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Hersteller  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

UA7527 Datenblatt(HTML) 5 Page - Unisonic Technologies

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UA7527
Preliminary
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
5 of 6
www.unisonic.com.tw
QW-R114-003.c
ELECTRICAL CHARACTERISTICS(Cont.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
CURRENT SENSE SECTION
Input Offset Voltage (Note 8)
VIO(CS) VM1=0V, VM2 = 2.2V
-10
3
10
mV
Input Bias Current
IB(CS)
0V ≤ VCS ≤ 1.7V
-1
-0.1
1
uA
Current Sense Delay to Output
tD(CS)
(Note 11)
200
500
ns
ZERO CURRENT DETECT SECTION
Input Voltage Threshold
VTH(DET) VDET Increasing
1.7
2
2.3
V
Detect Hysteresis
HY(DET)
0.2
0.5
0.8
V
Input Low Clamp Voltage
VCLAMP IDET = -100uA
0.45
0.75
1
V
Input High Clamp Voltage
V CLAMP) IDET = 3mA
6.5
7.2
7.9
V
Input Bias Current
IB(DET) 1V ≤ VDET ≤ 5V
-1
-0.1
1
uA
Input High/Low Clamp Diode Current
I CLAMP(D) (Note 12)
±3
mA
OUTPUT SECTION
High
VOH
IO = -10mA
10.5
11
V
Output Voltage
Low
VOL
IO = 10mA
0.8
1
V
Rising Time (Note 13)
tR
CI = 1nF
130
200
ns
Falling Time (Note 14)
TF
CI = 1nF
50
120
ns
Maximum Output Voltage
VOMAX(O) VCC = 20V, IO = 100uA
12
14
16
V
Output Voltage with UVLO Activated
VOMIN(O) VCC = 5V , IO = 100uA
1
V
RESTART TIMER SECTION
Restart Time Delay
tD(RST) VM1 = 1V, VM2 = 3.5V
150
us
OVER VOLTAGE PROTECTION SECTION
Soft OVP Detecting Current
ISOVP
25
30
35
uA
Dynamic OVP Detecting Current
IDOVP
35
40
45
uA
Static OVP Threshold Voltage
VOVP
VINV = 2.7V
2.1
2.25
2.4
V
Note:
1~14.These parameters, although guaranteed, are not 100% tested in production.
Multiplier Gain: K=

REF
M2
M1
V
V
V
hold
Pin4_Thres
……(VM1=Vpin3, VM2=Vpin2)


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