參數(shù)資料
型號: PM6670
廠商: STMICROELECTRONICS
元件分類: 穩(wěn)壓器
英文描述: 1.4 A SWITCHING CONTROLLER, QCC24
封裝: 4 X 4 MM, LEAD FREE, VFQFN-24
文件頁數(shù): 2/53頁
文件大?。?/td> 799K
代理商: PM6670
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Electrical characteristics
PM6670
10/53
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
90
100
110
A
Comparator offset
-5
5
mV
Positive current limit threshold
Rsense = 1k
VPGND - VCSNS
-100
mV
Fixed negative current limit
threshold
110
mV
VZC,OFFS
Zero crossing comparator
offset
-10
-5
0
mV
High and low side gate drivers
HGATE driver on-resistance
HGATE high state (pull-up)
2.0
3
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 5V
1
A
VPG,LOW PG low-level voltage
IPG,SINK = 4mA
150
250
mV
Soft start section (SMPS)
Soft-start ramp time (4 steps
current limit)
23
4
ms
Soft-start current limit step
25
A
Table 6. Electrical characteristics (continued)
相關(guān)PDF資料
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PM6675ASTR 3 A SWITCHING CONTROLLER, QCC24
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PM6670AS 功能描述:DC/DC 開關(guān)控制器 DDR 2/3 Memory Pwr Cntrl RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
PM6670ASTR 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Complete DDR2/3 Mem Pwr supply controllr RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
PM6670ATR 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Complete DDR2/3 Mem Pwr supply controllr RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
PM6670S 功能描述:DC/DC 開關(guān)控制器 DDR 2/3 Memory Pwr Cntrl RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
PM6670STR 功能描述:DC/DC 開關(guān)控制器 Complete DDR2/3 Mem Pwr supply controllr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK