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参数资料
| 型号： | TPS2042DRG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 模拟信号调理 |
| 英文描述： | SPECIALTY ANALOG CIRCUIT, PDSO8 |
| 封装： | GREEN, PLASTIC, SOIC-8 |
| 文件页数： | 22/26页 |
| 文件大小： | 583K |
| 代理商： | TPS2042DRG4 |
TPS2042, TPS2052
DUAL POWER-DISTRIBUTION SWITCHES
SLVS173A – AUGUST 1998 – REVISED APRIL 1999
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating junction temperature range, VI(IN)= 5.5 V,
IO = rated current, VI(ENx) = 0 V, VI(ENx) = Hi (unless otherwise noted)
power switch
PARAMETER
TEST CONDITIONS
TPS2042
TPS2052
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VI(IN) = 5 V,
IO = 0.5 A
TJ = 25°C,
80
95
80
95
Static drain-source on-state
resistance, 5-V operation
VI(IN) = 5 V,
IO = 0.5 A
TJ = 85°C,
90
120
90
120
rDS( )
VI(IN) = 5 V,
IO = 0.5 A
TJ = 125°C,
100
135
100
135
m
rDS(on)
VI(IN) = 3.3 V,
IO = 0.5 A
TJ = 25°C,
85
105
85
105
Static drain-source on-state
resistance, 3.3-V operation
VI(IN) = 3.3 V,
IO = 0.5 A
TJ = 85°C,
100
135
100
135
VI(IN) = 3.3 V,
IO = 0.5 A
TJ = 125°C,
115
150
115
150
t
Rise time output
VI(IN) = 5.5 V,
CL = 1 F,
TJ = 25°C,
RL=10
2.5
ms
tr
Rise time, output
VI(IN) = 2.7 V,
CL = 1 F,
TJ = 25°C,
RL=10
3
ms
tf
Fall time output
VI(IN) = 5.5 V,
CL = 1 F,
TJ = 25°C,
RL=10
4.4
ms
tf
Fall time, output
VI(IN) = 2.7 V,
CL = 1 F,
TJ = 25°C,
RL=10
2.5
ms
Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately.
enable input ENx or ENx
PARAMETER
TEST CONDITIONS
TPS2042
TPS2052
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIH
High-level input voltage
2.7 V
≤ VI(IN) ≤ 5.5 V
2
V
VIL
Low level input voltage
4.5 V
≤ VI(IN) ≤ 5.5 V
0.8
V
VIL
Low-level input voltage
2.7 V
≤ VI(IN) ≤ 4.5 V
0.4
II
Input current
TPS2042
VI(ENx) = 0 V or VI(ENx) = VI(IN)
–0.5
0.5
A
II
Input current
TPS2052
VI(ENx) = VI(IN) or VI(ENx) = 0 V
–0.5
0.5
A
ton
Turnon time
CL = 100 F, RL=10
20
ms
toff
Turnoff time
CL = 100 F, RL=10
40
current limit
PARAMETER
TEST CONDITIONS
TPS2042
TPS2052
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
IOS
Short-circuit output current
VI(IN) = 5 V, OUT connected to GND,
Device enable into short circuit
0.7
0.9
1.1
0.7
0.9
1.1
A
Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account separately.
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