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RT6203B Datasheet(Hoja de datos) 7 Page - Richtek Technology Corporation

No. de Pieza. RT6203B
Descripción  5A, 18V, 700kHz ACOTTM Synchronous Step-Down Converter with VID Control
Descarga  22 Pages
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Fabricante  RICHTEK [Richtek Technology Corporation]
Página de inicio  http://www.richtek.com
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 7 page
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RT6203B
7
DS6203B-01 July 2017
www.richtek.com
©
Copyright 2017 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Maximum Output Voltage
Rising Time per 10mV
Special code = 1101000
--
8
--
s
VPVCC Output
VPVCC Output Voltage
VPVCC
6V = VIN = 18V,
0 < IPVCC < 5mA
4.8
5
5.2
V
Line Regulation
VLINE  6V = VIN = 18V, IPVCC = 5mA
--
--
20
mV
Load Regulation
VLOAD
0 < IPVCC < 5mA
--
--
30
mV
Output Current
IPVCC
VIN = 6V, VPVCC = 4V
100
210
--
mA
RDS(ON)
Switch-On Resistance
RDS(ON)_H VBOOT – VSW = 5V
--
60
100
m
RDS(ON)_L
--
30
50
Current Limit
Current Limit
ILIM
Special code = 1110000 (default)
5.8
7
8.2
A
Special code = 1110001
4.15
5
5.85
Special code = 1110010
2.4
3
3.6
On-Time Timer Control
Switching Frequency
fSW
--
700
--
kHz
Minimum Off-Time
tOFF(MIN)
--
230
--
ns
Soft-Start
SS Charge Current
VSS = 0V
5
6
7
A
UVLO
UVLO Threshold
Wake Up VPVCC
3.55
3.85
4.15
V
Hysteresis
--
0.4
--
Power Good
PGOOD Threshold
FB rising
90
92.5
95
%
FB falling
--
87.5
--
%
PGOOD Fault Delay
Special code = 1111001 (default)
--
10
--
s
PGOOD Sink Current
PGOOD = 0.5V
5
--
--
mA
Output Under-Voltage and Over-Voltage Protection
OVP Trip Threshold
OVP detect
120
125
130
%
OVP Prop Delay
--
120
--
s
UVP Trip Threshold
OVP detect
70
75
80
%
UVP Prop Delay
--
250
--
s
Thermal Shutdown
Thermal Shutdown
Threshold
TSD
Special Code = 1110011 (default)
--
150
--
°C
Special Code = 1110100
--
130
--
Special Code = 1110101
--
110
--




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