參數(shù)資料
型號: PM6670S
廠商: STMICROELECTRONICS
元件分類: 穩(wěn)壓器
英文描述: 3 A SWITCHING CONTROLLER, QCC24
封裝: 4 X 4 MM, LEAD FREE, VFQFPN-24
文件頁數(shù): 3/54頁
文件大?。?/td> 742K
代理商: PM6670S
PM6670S
Electrical characteristics
Doc ID 14432 Rev 4
11/54
Symbol
Parameter
Test condition
Values
Unit
Min
Typ
Max
VDDQ output
VVDDQ
VDDQ output voltage, DDR3
MODE connected to AVCC,
DDRSEL tied to SGND, No load
1.5
V
VDDQ output voltage, DDR2
MODE and DDRSEL connected to
AVCC, no load
1.8
Feedback accuracy
-1.5
1.5
%
Current limit and zero crossing comparator
ICSNS
CSNS input bias current
110
120
130
μA
Comparator offset
-6
6
mV
Positive current limit threshold
Rsense = 1 k
Ω
VPGND - VCSNS
120
mV
Fixed negative current limit
threshold
110
mV
VZC,OFFS
Zero crossing comparator
offset
-11
-5
1
mV
High and low side gate drivers
HGATE driver on-resistance
HGATE high state (pull-up)
2.0
3
Ω
HGATE low state (pull-down)
1.8
2.7
LGATE driver on-resistance
LGATE high state (pull-up)
1.4
2.1
LGATE low state (pull-down)
0.6
0.9
UVP/OVP protections and PGOOD SIGNAL (SMPS only)
OVP
Over voltage threshold
112
115
118
%
UVP
Under voltage threshold
67
70
73
PGOOD
Power Good upper threshold
107
110
113
Power Good lower threshold
86
90
93
IPG,LEAK PG leakage current
PG forced to 5 V
1
μA
VPG,LOW PG low-level voltage
IPG,SINK = 4 mA
150
250
mV
Soft start section (SMPS)
Soft-start ramp time
(4 steps current limit)
1.5
3
4
ms
Soft-start current limit step
30
μA
Table 6.
Electrical characteristics (continued)
相關(guān)PDF資料
PDF描述
PM6670TR 1.4 A SWITCHING CONTROLLER, QCC24
PM6670ATR 1.4 A SWITCHING CONTROLLER, QCC24
PM6670 1.4 A SWITCHING CONTROLLER, QCC24
PM6675ASTR 3 A SWITCHING CONTROLLER, QCC24
PM6675AS 3 A SWITCHING CONTROLLER, QCC24
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