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参数资料
| 型号： | LTC4259CGW#PBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 电源管理 |
| 英文描述： | 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO36 |
| 封装： | 0.300 INCH, PLASTIC, SSOP-36 |
| 文件页数： | 12/32页 |
| 文件大小： | 324K |
| 代理商： | LTC4259CGW#PBF |
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LTC4259
2
4259i
Supply Voltages
VDD to DGND .......................................... – 0.3V to 5V
VEE to AGND ......................................... 0.3V to – 72V
DGND to AGND (Note 2) ....................................
±1V
Digital Pins
SCL, SDAIN, INT, AUTO, RESET, AUXIN,
SHDN
n, ADn ................. DGND – 0.3V to DGND + 5V
Analog Pins
GATE
n (Note 3) .................... VEE – 0.3V to VEE + 12V
DETECT
n (Note 4) ..........................................
±80mA
SENSE
n ................................. VEE – 0.3V to VEE + 1V
OUT
n .................................... VEE – 72V to VEE + 72V
OSCIN .......................... DGND – 0.3V to DGND + 5V
Operating Temperature Range ..................... 0
°C to 70°C
Storage Temperature Range ................. – 65
°C to 125°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
ORDER PART
NUMBER
TJMAX = 125°C, θJA = 80°C/W
LTC4259CGW
(Note 1)
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
Consult LTC Marketing for parts specified with wider operating temperature ranges.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
TOP VIEW
GW PACKAGE
36-LEAD PLASTIC SSOP
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
RESET
AUXIN
INT
SCL
SDAOUT
SDAIN
AD3
AD2
AD1
AD0
DETECT1
DETECT2
DETECT3
DETECT4
DGND
VDD
SHDN1
SHDN2
OSCIN
AUTO
OUT1
GATE1
SENSE1
OUT2
GATE2
SENSE2
VEE
OUT3
GATE3
SENSE3
OUT4
GATE4
SENSE4
AGND
SHDN4
SHDN3
ELECTRICAL CHARACTERISTICS The q denotes the specificatiions which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VDD = 3.3V, VEE = –48V unless otherwise noted (Note 5).
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Power Supplies
VDD
VDD Supply Voltage
q
3
3.3
4
V
VEE
VEE Supply Voltage
To Maintain IEEE Compliant Output (Note 6)
q
–45.5
–48
–57
V
IDD
VDD Supply Current
q
2.5
10
mA
IEE
VEE Supply Current
Normal Operation
2
10
mA
During Classification
q
75
mA
VGND
DC Ground Difference
AGND – DGND
q
–0.1
0.1
V
VDDMIN
VDD UVLO Voltage
2.7
V
VEEMINON
VEE UVLO Voltage (Turning On)
VEE – AGND
–31
V
VEEMINOFF VEE UVLO Voltage (Turning Off)
VEE – AGND
–28
V
Detection
IDET
Detection Current
First Point, VDETECTn = –3.5V
q
145
190
A
Second Point, VDETECTn = –10V
q
235
300
A
VDET
Detection Voltage Compliance
Open Circuit, Measured at DETECT
n Pin
q
–20
–23
V
RDETMIN
Minimum Valid Signature Resistance
q
15.2
17
19
k
RDETMAX
Maximum Valid Signature Resistance
q
26.7
29
33
k
Classification
VCLASS
Classification Voltage
0mA < ICLASS < 50mA, Measured at DETECTn Pin
q
–16.5
–18.6
–20.5
V
ICLASS
Classification Current Compliance
VPORT = 0V
q
55
75
mA
ITCLASS
Classification Threshold Current
Class 0-1
q
5.5
6.5
7.5
mA
Class 1-2
q
13
14.5
16
mA
Class 2-3
q
21
23
25
mA
Class 3-4
q
31
33
35
mA
Class 4-Overcurrent
q
45
48
51
mA
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| LTC4260CGN#PBF | 功能描述:IC CTLR HOT SWAP I2C 24-SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 热交换 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:119 系列:- 类型:热交换控制器 应用:通用型，PCI Express? 内部开关:无 电流限制:- 电源电压:3.3V，12V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:80-TQFP 供应商设备封装:80-TQFP（12x12） 包装:托盘 产品目录页面:1423 (CN2011-ZH PDF) |
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