參數(shù)資料
型號(hào): MAX797H
廠商: Maxim Integrated Products, Inc.
英文描述: Octal D-type Transparent Latches With 3-State Outputs 20-LCCC -55 to 125
中文描述: 高壓、同步整流、降壓型控制器,用于CPU電源
文件頁(yè)數(shù): 28/32頁(yè)
文件大?。?/td> 319K
代理商: MAX797H
M
S tep-Down Controllers with
S ync hronous Rec tifier for CPU Power
28
______________________________________________________________________________________
MAX797
CSL
CSH
SS
VL
SYNC
REF
GND
V+
Q1
FB
191k
49.9k
+12V AT 2A
BST
DH
LX
PGND
SKIP
SHDN
VIN
4.75V TO6V
C2
150
μ
F
C3
150
μ
F
0.33
μ
F
0.01
0.01
μ
F
C1
220
μ
F
D1
4.7
μ
F
L1
5
μ
H
L1 = 2x SUMIDA CDRH125-100 IN PARALLEL
D1 = MOTOROLA MBR640
Q1 = MOTOROLA MTD20N03HDL
C1 = SANYOOS-CON 220
μ
F, 10V
C2, C3 = SANYOOS-CON 150
μ
F, 16V
Figure 16. 5V-to-12V PWM Boost Converter
MAX797
CSL
CSH
VL
SYNC
REF
GND
V+
Q1
T1
Q2
FB
200k
200k
OUTPUT
+5V AT 500mA
BST
CMPSH-3A
DH
LX
DL
PGND
SKIP
HI EFF
LOW IQ
SHDN
INPUT
3V TO6.5V
4.7
μ
F
0.33
μ
F
33m
220
μ
F
220
μ
F
100
μ
F
Q1, Q2 = Si9410DY
T1 = COILTRONIX CTX 10-4
10
μ
H PRIMARY, 1:1
START-UP SUPPLY VOLTAGE = 3.5V TYP
Figure 17. 90% Efficient, Low-Voltage PWM Flyback Converter (4 Cells to 5V)
____________________________________________Applic ation Circ uits (c ontinued)
相關(guān)PDF資料
PDF描述
MAX797MJE Octal D-type Transparent Latches With 3-State Outputs 20-CDIP -55 to 125
MAX799CPE Octal D-type Transparent Latches With 3-State Outputs 20-CDIP -55 to 125
MAX799CSE Octal D-type Transparent Latches With 3-State Outputs 20-LCCC -55 to 125
MAX799EPE Octal D-type Edge-Triggered Flip-Flops with 3-State Outputs 20-CDIP -55 to 125
MAX799ESE Octal D-type Edge-Triggered Flip-Flops with 3-State Outputs 20-CDIP -55 to 125
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX797HESE 功能描述:DC/DC 開(kāi)關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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
MAX797HESE+ 功能描述:DC/DC 開(kāi)關(guān)控制器 Step-Down Controller for CPU Power RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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
MAX797HESE+T 功能描述:DC/DC 開(kāi)關(guān)控制器 Step-Down Controller for CPU Power RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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
MAX797HESE-T 功能描述:DC/DC 開(kāi)關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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
MAX797MJE 功能描述:DC/DC 開(kāi)關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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