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VIPER0PLDTR 数据表(PDF) 10 Page - STMicroelectronics

部件名 VIPER0PLDTR
功能描述  Zero-power off-line high voltage converter
PDF  36 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

VIPER0PLDTR 数据表(HTML) 10 Page - STMicroelectronics

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Electrical and thermal ratings
VIPer0P
10/36
DocID028423 Rev 2
Table 7: Controller section
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
E/A
VEAGND
E/A ground reference
voltage
Referred to SGND
-20
0
V
VFB_REF
E/A reference voltage
Referred to EAGND
1.175
1.2
1.225
V
VFB_DIS
E/A disable voltage
Referred to EAGND
150
250
350
mV
IFB PULL UP
Pull-up current
0.5
1
1.5
µA
GM
Trans conductance
VCOMP = 1.5 V,
VFB > VFB_REF
300
550
700
µA/V
ICOMP1
Max. source current
VFB = 0.5 V,
VCOMP = 1.5 V
75
100
125
µA
ICOMP2
Max. sink current
VFB = 2 V,
VCOMP = 1.5 V
75
100
125
µA
RCOMP(DYN)
Dynamic resistance
VCOMP = 2.7 V,
VFB = EAGND
55
65
75
kΩ
VCOMPH
Current limitation
threshold
Referred to SGND
2.65
3.2
3.75
V
VCOMPL
PFM threshold
Referred to SGND
0.7
0.9
1.1
V
OLP and timing
IDLIM
Drain current limitation
TJ = 25 °C
380
400
420
mA
I2f
Power coefficient
VIPER0PL
-10%
9.6
+10%
A2·kHz
VIPER0PH
19.2
IDLIM_PFM
Drain current limitation
at light load
TJ = 25 °C
VCOMP = VCOMPL (1)
60
95
130
mA
tOVL
Overload delay time
FOSC = 60 kHz
(VIPER0PL)
FOSC = 120 kHz
(VIPER0PH)
45
50
55
ms
tOVL_MAX
Max. overload delay
time
VIPER0PL
FOSC = FOSC_MIN
180
200
220
ms
VIPER0PH
FOSC = FOSC_MIN
360
400
440
tSS
Soft-start time
8
ms
tON_MIN
Minimum turn-on time
VCC = 9 V, VCOMP = 1 V,
VFB = VFB_REF
230
350
ns
tRESTART
Restart time after fault
1
s
ZPM
VOFFth
ZPM entering threshold
During normal operation
VCC = 7 V
0.75
1
1.25
V
VOFF
Operating voltage level
Pin floating
4.1
4.6
V
ROFF
Pull-up resistor on OFF
pin
32
41
50
kΩ
tDEB_OFF
OFF debounce time
10
16
ms



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