參數(shù)資料
型號(hào): L6919
英文描述: 5 BIT PROGRAMMABLE DUAL-PHASE CONTROLLER WITH DYNAMIC VID MANAGEMENT
中文描述: 5位可編程雙相與動(dòng)態(tài)VID管理控制器
文件頁數(shù): 29/32頁
文件大?。?/td> 558K
代理商: L6919
29/32
L6919C
DEMO BOARD ENHANCEMENTS: 1.200V / 52A CPU Power Supply
Considering the same application schematic, minor changes can be done to achieve the 52A thermal output
current required by AMD Hammer processor core. Part list has been modified as follow:
Part List
R1, R2, R20,R21
R3, R4, R5, R6
R7
R8
R9
R10
R11
R12 to R19
Not Mounted
1.5k
1k
1.8k
47k
510
82
0
SMD 0805
SMD 0805
SMD 0805
SMD 0805
SMD 0805
SMD 0805
SMD 0805
SMD 0805
1%
1%
1%
C1
C2
C3, C4
C5, C6, C7, C8
C9, C10
C11 to C13
C14 to C18
C24
Not Mounted
10n
100n
1
μ
10
μ
or 22
μ
/ 16V
1800
μ
/ 16V
2200
μ
/ 6.3V
100n
SMD 0805
SMD 0805
SMD 0805
SMD 1206
Ceramic
TDK Multilayer Ceramic SMD 1206
Rubycon MBZ
Rubycon MBZ
Radial 10x23
Radial 10x20
SMD 0805
L1, L2
U1
0.8
μ
L6919C
77121 - 4Turns
STMicroelectronics
SO28
Q1, Q1a, Q3, Q3a
Q2, Q4
SUB85N03-04P
SUB70N03-09BP
Vishay-Siliconix
Vishay-Siliconix
D
2
PACK
D
2
PACK
D1, D2
D3, D4
STPS340U
1N4148
STMicroelectronics
STMicroelectronics
SMB
SOT23
S0,S4
S1,S2,S3
Short
Open
STATIC PERFORMANCES
Figure 27 shows the demo board measured efficiency versus load current in steady state conditions without air-
flow at ambient temperature.
Figure 27. System Efficiency
40
45
50
55
60
65
70
75
80
85
90
0
5
10
15
20
25
Output Current [A]
30
35
40
45
50
55
60
E
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L6919C 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:5 BIT PROGRAMMABLE DUAL-PHASE CONTROLLER WITH DYNAMIC VID MANAGEMENT
L6919CD 功能描述:DC/DC 開關(guān)控制器 Prog Dual-Phase Cont 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
L6919CDTR 功能描述:DC/DC 開關(guān)控制器 Prog Dual-Phase Cont 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
L6919E 功能描述:DC/DC 開關(guān)控制器 5-Bit Dual Ph Contlr 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
L6919ETR 功能描述:DC/DC 開關(guān)控制器 5-Bit Dual Ph Contlr 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