參數(shù)資料
型號: TPS2306DWG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
封裝: SOIC-16
文件頁數(shù): 26/29頁
文件大?。?/td> 427K
代理商: TPS2306DWG4
TPS2306
DUAL SEQUENCING HOT SWAP POWER MANAGER
SLVS368 APRIL 2001
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
ENBL input
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIL
Input low voltage
0.8
V
VIH
Input high voltage
2
V
FAULT output
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ILKG
Output leakage current
ENBL = 0 V,
VPULLUP = 5 V
1
A
VOL
Ouput low voltage
ENBL = 5 V,
ISINK = 0.1 mA
0.5
V
ISINK
Output current sink
ENBL = 5 V,
VOL = 0.5 V
1
mA
charge pump
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO
Maximum output voltage
ICPUMP = 25 A
17
25
V
ISOURCE
Maximum current source
VCC= 5 V
50
A
ZO
Charge pump source impedance
VCC= 5 V,
(17 V
* 16 V)
(I(CP
+ 17 V) * I(CP + 16 V))
50
k
ramp-up comparator 1 and ramp-up comparator 2
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VUP
Trip threshold
1.35
1.5
1.65
V
ramp-down comparator 1 and ramp-down comparator 2
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDN
Trip threshold
0.35
0.5
0.65
V
Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME
NO.
I/O
DESCRIPTION
CPUMP
12
O
Charge pump output
CS2
9
I
Channel 2 current sense input
CT
5
I/O
Fault timer capacitor pin
DOWN1
15
I
Ramp-down comparator input for channel 1
DOWN2
10
I
Ramp-down comparator input for channel 2
ENBL
3
I
Device enable input
FAULT
13
O
Active high fault indicator output
GATE1
14
O
Pass FET gate drive (output of LCA1)
GATE2
11
O
Pass FET gate drive (output of LCA2)
GND
6
Common ground connection for the IC
IMAX1
1
I
Maximum sourcing current programming input for channel 1
IMAX2
8
I
Maximum sourcing current programming input for channel 2
IREF
4
O
Reference current programming pin
UP1
2
I
Ramp-up comparator input for channel 1
UP2
7
I
Ramp-up comparator input for channel 2
VCC/CS1
16
I
Device supply input and channel 1 current sense input
NOTE: Connecting a scope probe or other metering device to the CT pin alters the fault time.
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