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參數(shù)資料
| 型號(hào)： | TPS2113PWG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封裝： | GREEN, PLASTIC, TSSOP-8 |
| 文件頁(yè)數(shù)： | 17/21頁(yè) |
| 文件大小： | 373K |
| 代理商： | TPS2113PWG4 |
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TPS2112
TPS2113
SLVS446 – DECEMBER 2002
www.ti.com
5
SWITCHING CHARACTERISTICS
over recommended operating junction temperature range, VI(IN1) = VI(IN2) = 5.5 V, RILIM = 400 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
TPS2112
TPS2113
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
POWER SWITCH
tr
Output rise time from
an enable(1)
VI(IN1) = VI(IN2) = 5 V,
VI(VSNS) = 1.5 V
TJ = 25°C, CL = 1 F,
IL = 500 mA,
See Figure 1(a)
0.5
1.0
1.5
1
1.8
3
ms
tf
Output fall time from
a disable(1)
VI(IN1) = VI(IN2) = 5 V,
VI(VSNS) = 1.5 V
TJ = 25°C, CL = 1 F,
IL = 500 mA,
See Figure 1(a)
0.35
0.5
0.7
0.5
1
2
ms
tt
Transition time(1)
IN1 to IN2 transition,
VI(IN1) = 3.3 V,
VI(IN2) = 5 V,
VI(EN) = 0 V
TJ = 125°C, CL = 10 F,
IL = 500 mA
[Measure transition time
as 10–90% rise time or
from 3.4 V to 4.8 V on
VO(OUT)],
See Figure 1(b)
40
60
40
60
s
tPLH1
Turn-onpropagation
delay from enable(1)
VI(IN1) = VI(IN2) = 5 V
Measured from enable to
10% of VO(OUT),
VI(VSNS) = 1.5 V
TJ = 25°C, CL = 10 F,
IL = 500 mA,
See Figure 1(a)
0.5
1
ms
tPHL1
Turn-off propagation
delay from a
disable(1)
VI(IN1) = VI(IN2) = 5 V,
Measured from disable
to 90% of VO(OUT),
VI(VSNS) = 1.5 V
TJ = 25°C, CL = 10 F,
IL = 500 mA,
See Figure 1(a)
3
5
ms
tPLH2
Switch-over rising
propagationdelay(1)
Logic 1 to Logic 0
transition on VSNS ,
VI(IN1) = 1.5 V,
VI(IN2) = 5 V,
VI(EN) = 0 V,
Measured from VSNS to
10% of VO(OUT)
TJ = 25°C, CL = 10 F,
IL = 500 mA,
See Figure 1(c)
0.17
1
0.17
1
ms
tPHL2
Switch-over falling
propagationdelay(1)
Logic 0 to Logic 1
transition on VSNS
VI(IN1) = 1.5V,
VI(IN2) = 5V,
VI(EN) = 0 V,
Measured from VSNS to
90% of VO(OUT)
TJ = 25°C, CL = 10 F,
IL = 500 mA,
See Figure 1(c)
2
3
10
2
5
10
ms
(1) Not tested in production.
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