參數(shù)資料
型號(hào): 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(yè)數(shù): 25/29頁(yè)
文件大?。?/td> 427K
代理商: TPS2306DWG4
TPS2306
DUAL SEQUENCING HOT SWAP POWER MANAGER
SLVS368 APRIL 2001
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating junction temperature range, VI(VCC/CS1) =
12 V, VI(CS2) = 5 V, 40°C < TA < 85°C, all voltages are with respect to GND; TA = TJ. (unless otherwise
noted) Currents are positive into and negative out of the specified terminal.
input supply
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ICC1
Supply current
VCC/CS1 = 4 V,
CS2 = 2.75V
1
2
mA
ICC2
Supply current
VCC/CS1 = 13.6 V, CS2 = 13.6 V
2
4
mA
ISLP
Shutdown current
ENBL = 0
40
75
A
undervoltage lockout
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VCC/CS1 minimum voltage to start
CS2 = 3 V
2.00
2.45
2.90
VCC/CS1 minimum voltage after start
CS2 = 3 V
1.80
2.25
2.60
VCC/CS1 hysteresis
CS2 = 3 V
0.05
0.18
0.24
V
CS2 minimum voltage to start
VCC/CS1 = 4 V
2.00
2.45
2.75
V
CS2 minimum voltage after start
VCC/CS1 = 4 V
1.80
2.25
2.60
CS2 hysteresis
VCC/CS1 = 4 V
0.05
0.18
0.24
reference current
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO
Output voltage
IREF = 100 A
1.4
1.5
1.6
V
IO
Maximum output current
VREF = 1.35 V
300
150
A
linear current amplifier 1, linear current amplifier 2
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIO
Input offset voltage
TA = 25_C
4
mV
VIO
Input offset voltage
40
_C ≤ TA ≤ 85_C,See Note 1
5.5
mV
IPK
Ouput peak current
25
5
mA
ISINK
Output current sink
Ramp-down mode
2
10
25
A
ISINK
Output current sink
LCA pulldown
0.2
5
mA
IFAULT
Output current sink
Overcurrent fault shutdown
100
mA
VOL
Output low voltage
Fault shutdown ISINK = 10 mA
0.5
V
VOH
Output high voltage
ISOURCE = 4 A
Note 2
V
overcurrent amplifier 1, overcurrent amplifier 2
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIO
Input offset voltage
(VCC/CS1 IMAX1),
(CS2 IMAX2)
Note 3
Note 4
mV
RINT1,
RINT2
Internal threshold resistor
1.7
2.5
3.3
k
tR
Response time
0.5
7
s
FAULT timer
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ICT
CT charge current
VO(CT) = 1 V
65
50
35
A
VTH
CT fault threshold
1.35
1.50
1.65
V
NOTES:
1. Ensured by design. Not production tested.
2. VCPUMP 1
3. 1.5
× IREF × 2500
4. 0.6
× IREF × 2500
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