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RT8207LZQW bảng dữ liệu(PDF) 10 Page - Richtek Technology Corporation

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Giải thích chi tiết về linh kiện  Complete DDRII/DDRIII/Low-Power DDRIII/DDRIV Memory Power Supply Controller
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nhà sản xuất  RICHTEK [Richtek Technology Corporation]
Trang chủ  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

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DS8207L/M-08 September 2016
www.richtek.com
RT8207L/M
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Copyright 2016 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Driver On-Resistance
UGATE Driver Source
RUGATEsr
BOOT
 PHASE Forced to 5V
--
2.5
5
UGATE Driver Sink
RUGATEsk
BOOT
 PHASE Forced to 5V
--
1.5
3
LGATE Driver Source
RLGATEsr
DL, High State
--
2.5
5
LGATE Driver Sink
RLGATEsk
DL, Low State
--
0.8
1.6
LGATE Rising (PHASE = 1.5V)
--
40
--
Dead Time
UGATE Rising
--
40
--
ns
Internal Boost Charging
Switch On Resistance
VDDP to BOOT, 10mA
--
--
80
Logic I/O
Logic Input Low Voltage
S3, S5 Low
--
--
0.8
V
Logic Input High Voltage
S3, S5 High
2
--
--
V
Logic Input Current
S3, S5 = VDD/GND
1
0
1
A
PGOOD (upper side threshold decide by Over Voltage threshold)
Trip Threshold (Falling)
Measured at FB, with respect to
reference, no load
13
10
7
%
Trip Threshold (Hysteresis)
--
3
--
%
Fault Propagation Delay
Falling edge, FB forced below
PGOOD trip threshold
--
2.5
--
s
Output Low Voltage
ISINK = 1mA
--
--
0.4
V
Leakage Current
ILEAK
High state, forced to 5V
--
--
1
A
VTT LDO
VVDDQ = VLDOIN = 1.2V/1.35/1.5V/1.8V,
 IVTT = 0A
20
--
20
VVDDQ = VLDOIN = 1.2V/1.35/1.5V/1.8V,
 IVTT < 1A
30
--
30
VVDDQ = VLDOIN = 1.2V/1.35,
 IVTT < 1.2A
40
--
40
VTT Output Tolerance
VVTTTOL
VVDDQ = VLDOIN = 1.5V/1.8V,
 IVTT < 1.5A
40
--
40
mV
VDDQ
TT
V
V0.95
2




PGOOD = High
1.6
2.6
3.6
VTT Source Current Limit
IVTTOCLSRC
VTT = 0V
--
1.3
--
A
VDDQ
TT
V
V1.05
2




,
PGOOD = High
1.6
2.6
3.6
VTT Sink Current Limit
IVTTOCLSNK
VTT = VVDDQ
--
1.3
--
A
VTT Leakage Current
IVTTLK
S5 = 5V, S3 = 0V,
VDDQ
TT
V
V
2

 

10
--
10
A
VTTSNS Leakage Current IVTTSNSLK
ISINK = 1mA
1
--
1
A
VTT Discharge Current
IDSCHRG
VVDDQ = 0V, VTT = 0.5V, S5 = S3 =0V
10
30
--
mA



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