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RT7205AL Datasheet(PDF) 13 Page - Richtek Technology Corporation

No. de pieza RT7205AL
Descripción Electrónicos  Programmable SMPS and USB Type-C Controller
PDF  36 Pages
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Fabricante Electrónico  RICHTEK [Richtek Technology Corporation]
Página de inicio  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT7205AL Datasheet(HTML) 13 Page - Richtek Technology Corporation

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RT7205A
13
DS7205A-00
February 2018
www.richtek.com
©
Copyright
2018 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Initial Output Low Clamping
Voltage before Start-up
VOL_VG_INI
VDD = 2.5V, ISINK = 50mA
--
--
1
V
Internal Pull-Low Resistor
RGS_LOW
--
20
--
k
Ω
V_TR Section
V_TR Internal Resistance
RVDS2
4.56
4.80
5.04
k
Ω
V_TR Sample and Hold Error
ESH_VTR
(|VV_TR_HIGH - VVTR_SH| /
VV_TR_HIGH) x 100
--
5
--
%
V_TR Sample and Hold
Threshold
KVTR_SH
VTH_SH = KVTR_SH x
VV_TR_HIGH[n-1]
--
0.875
--
--
Mask Time
tMASK
VV_TR > VTH_SH
--
300
--
ns
Register-Programmable V_TR
Blanking Time
tBLANK_ VTR
VV_TR > VTH_SH
(Note 5)
000
0.4
0.5
0.6
µs
001
0.6
0.7
0.8
010
0.8
0.9
1.0
011
1.0
1.1
1.2
100
1.2
1.3
1.4
101
1.4
1.5
1.6
110
1.6
1.7
1.8
111
1.8
1.9
2
Register-Programmable V_TR
Under Voltage Threshold
VTH_VTR_UV
If VV_TR_HIGH - (VOUT
x KVDS_SR) >
VTH_VTR_UV,
SR driver is active.
000
Disable
V
001
0.3
0.4
0.5
010
0.25
0.35
0.45
011
0.2
0.3
0.4
100
0.15
0.25
0.35
101
0.1
0.2
0.3
110
0.05
0.15
0.25
111
0
0.1
0.2
Low Level Threshold for Input
Voltage
KVIN_LOW
When VV_TR < KVIN_LOW x
VOUT, It will send an
interrupt to MCU.
2.0
2.2
2.4
--
V_TR Over-Voltage Threshold
VTH_VTR_OV
V9 = 4.5V
2.8
3.0
3.2
V
Low Level Threshold for V_TR
Falling Edge Detection and
Dead Time Comparison
Threshold
VTH_VTR_DT
0.05
0.10
0.15
V
Dead Time Comparator Delay
tD_DT
(Note 5)
--
--
40
ns
Dead Time Comparator
Blanking Time
tBLANK_DT
Disable dead time
comparator on VG rising
edge
--
700
--
ns



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