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SRK2001 Datasheet(PDF) 7 Page - STMicroelectronics

Part # SRK2001
Description  Adaptive synchronous rectification controller for LLC resonant converter
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

SRK2001 Datasheet(HTML) 7 Page - STMicroelectronics

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DocID027367 Rev 3
7/22
SRK2001
Electrical characteristics
22
4
Electrical characteristics
Table 5. Electrical characteristics (Tj = -25 to 125 °C, VCC = 12 V, CGD1 = CGD2 = 4.7 nF,
REN = 100 k; RPG = 0 ; unless otherwise specified; typical values refer to Tj = 25 °C)
Symbol
Parameter
Test condition
Min. Typ. Max. Unit
Supply section
VCC
Operating range
After turn-on
4.5
32
V
VCC_On
Turn-on supply voltage
See(1)
4.25
4.5
4.75
V
VCC_Off
Turn-off supply voltage
See(1)
44.25
4.5
V
Hys
Hysteresis
0.25
V
VCCZ
Clamp voltage
ICCZ = 20 mA
33
36
39
V
Iq_run
Current consumption in run
mode
After turn-on (excluding SR MOS gate
capacitance charging/discharging) at 100 kHz
700
µA
ICC
Operating supply current
At 300 kHz
35
mA
Iq
Quiescent current
Low consumption mode operation,
with DVS1, 2 pins not switching(2),
Tj = -25 °C to 85 °C
50
65
µA
Drain-source sensing INPUTS and SYNCH functions
VDS1,2
Drain-to-source sensing
operating voltage
90
V
VTH_A
Arming voltage
Positive-going edge
1.4
V
VTH_PT
Pre-triggering voltage
Negative-going edge
0.7
V
VTH_ON
Turn-on threshold
Negative-going edge
-130 -100
-70
mV
Tdiode_off
Body diode residual
conduction time after turn-off
75
ns
TD_On_min Minimum turn-on delay
100
ns
TD_On_max Maximum turn-on delay
At 100 kHz
2
µs
Enable pin remote ON/OFF function
VEN_OFF
Disable threshold
(1)Negative-going edge during run mode
0.25
0.3
0.35
V
VEN_ON
Enable threshold
(1)Positive-going edge during run mode
0.45 0.62 0.82
V
IEN_run
Sourced current
During run mode
4
6
8
µA
Automatic sleep mode programming
DOFF
Min. operating duty cycle to
enter sleep mode
REN = 100 k 1%
40
%
REN = 180 k 1%
25
DON
Restart duty cycle from
sleep mode with
REN = 100 k 1%
RPG = 0 
80
%
RPG = 100 k 1%
75
RPG = 180 k 1%
65
RPG open
60


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