參數(shù)資料
型號(hào)： MAX781EBX
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： PDA/Hand-Held Computer Power Controller
中文描述： 0.1 A SWITCHING CONTROLLER, 340 kHz SWITCHING FREQ-MAX, PDSO36
封裝： PLASTIC, SSOP-36
文件頁數(shù)： 7/24頁
文件大小： 185K
代理商： MAX781EBX
M
PDA/Hand-Held Computer Power Controller
_______________________________________________________________________________________
7
10
1
10
100
1000
3OUT OPERATE MODE POWER EFFICIENCY
VARIABLE SWITCHING FREQUENCY
100
BATT = 7.5V
SYNC = AGND
IDLE = 1
MODE1 = 1
MODE0 = 0
M
3OUT OUTPUT CURRENT (mA)
P
20
30
40
50
60
70
80
90
0
50
100
150
200
250
300
350
400
450
S
%
kHz
0
0
USING THE BATTERY CHARGER TODRIVE
A CCFL BACKLIGHT ROYER OSCILLATOR
M
CHG6–CHG0 BITS VALUE
C
C
10
20
mV
30
40
50
60
70
80
90
100
110
10
20
30
40
50
60
70
0.5
1.0
1.5
2.0
2.5
SYNC = REF
VCHG = 7V
BATT = VCHG - DIODE DROP
R4 = 0.47
mA, rms
____________________________Typic al Operating Charac teristic s (c ontinued)
(T
A
= +25°C, unless otherwise noted.)
______________________________________________________________Pin Desc ription
21
22
23
24
DLO
BST
DHI
LX
+3.3V Regulator, Synchronous Rectifier, Gate-Driver Output
+3.3V Regulator Boost Capacitor Connection (0.1μF to LX)
+3.3V Regulator High-Side Gate-Driver Output
+3.3V Regulator Inductor Connection
20
PGND
Power Ground
12
13
14
15
DOUT
DIN
INT
FAST
Serial-Interface Data Output
Serial-Interface Data Input
Interrupt Output
General-purpose open-drain output
16
17
18
19
COMP
CSBAT
5OUT
DCHG
Battery-Charger Compensation
Battery-Charger Current-Sense Input
Linear-Regulated +5V Output
Battery-Charger MOSFET Gate-Driver Output
NAME
FUNCTION
1–4
5
6
7
GD2–GD5
VPPA
VHI
VPPB
High-Side Gate-Driver Outputs
VPP-Programming Voltage Output A
VPPA, VPPB Linear-Regulator Input Power
VPP-Programming Voltage Output B
PIN
8
9
AGND
SYNC
CE
SCLK
Analog Ground
Oscillator Frequency Control and Synchronization Input
Serial-Interface Chip-Enable Input—active high
Serial-Interface Clock Input
10
11
相關(guān)PDF資料
PDF描述
MAX783 Triple-Output Power-Supply Controller for Notebook Computers(3.3V/5V,具有雙組PCMCIA標(biāo)準(zhǔn)VPP輸出的筆記本電腦電源控制器)
MAX786 Dual-Output Power-Supply Controller for Notebook Computers(具有25μA關(guān)斷的,3.3V/5V筆記本型電腦電源)
MAX787 5V/3.3V/3V 5A Step-Down, PWM, Switch-Mode DC-DC Regulators(5A,5V步降,PWM,開關(guān)型DC-DC變換器)
MAX788 5V/3.3V/3V 5A Step-Down, PWM, Switch-Mode DC-DC Regulators(5A,5V步降,PWM,開關(guān)型DC-DC變換器)
MAX789 5V/3.3V/3V 5A Step-Down, PWM, Switch-Mode DC-DC Regulators(5A,5V步降,PWM,開關(guān)型DC-DC變換器)
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MAX782C/D 功能描述:DC/DC 開關(guān)控制器 Triple-Output Power-Supply Controller for Notebook Computers 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
MAX782C/D+ 功能描述:DC/DC 開關(guān)控制器 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
MAX782CBX 功能描述:DC/DC 開關(guān)控制器 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
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