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參數資料
| 型號： | FAN5235 |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 穩壓器 |
| 英文描述： | System Electronics Regulator for Mobile PCs |
| 中文描述： | SWITCHED CAPACITOR REGULATOR, 345 kHz SWITCHING FREQ-MAX, PDSO24 |
| 封裝： | QSOP-24 |
| 文件頁數： | 3/15頁 |
| 文件大小： | 85K |
| 代理商： | FAN5235 |
FAN5235
REV. 1.3.3 1/3/02
3
Absolute Maximum Ratings
1
Note:
1. Stresses beyond "Absolute Maximum Ratings" may cause permanent device damage. Continuous exposure to absolute
maximum rating conditions may affect device reliability. Functional operation of the device at these or any other conditions
beyond those indicated in the operational sections of the specification is not implied.
Recommended Operating Conditions
Thermal Information
ISEN5
21
Current Sense for 5V.
Mosfet using appropriate resistor and RC filter. See Application Section.
High Side Driver Source and Low Side Driver Drain Switching Node.
Switching node for 5V.
High side FET driver for 5V.
Connect this pin directly to the gate of an N-channel
MOSFET. The trace from this pin to the MOSFET gate should be < 1".
Charge Pump 5V.
High side Gate drive voltage for 5V. High side Gate drive
voltage for 5V. This pin is to be connected to SW5 through a 100nF cap. and to
5V-ALWAYS through a diode.
This pin should be connected to the drain of the bottom
SW5
22
HSD5
23
CPUMP5
24
Parameter
Conditions
Min.
-0.3
-0.3
-0.3
-0.3
-0.3
Typ.
Max.
27
27
33
6.5
6.5
Units
V
V
V
V
V
V
SW, ISEN Pins,SDWN Pin
CPUMP, HSD Pins
SDN, VFB, V_always pins
CPUMP to SW pins, and all other pins
The sum of the load currents on pins 2 and 6 must not exceed 60mA total
IN
Input Voltage, V
Ambient Temperature, T
IN
+5.4V to 24V
-20°C to 85°C
A
Thermal Resistance,
Thermal Resistance,
θ
θ
JA
88°C/W
28.5°C/W
16°C/W
150°C
-65°C to 150°C
300°C
JC
QSOP
TSSOP
Maximum Junction Temperature
Storage Temperature Range
Maximum Lead Temperature, Soldering 10 Sec
Pin Description
(Continued)
Pin Name
Pin Number Pin Function Description
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| FAN5235MTC_Q | 功能描述:DC/DC 開關控制器 Regulator System Electronics RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| FAN5235MTCX | 功能描述:DC/DC 開關控制器 Regulator System Electronics RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
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