參數(shù)資料
型號(hào)： TPS2110APWR
廠商： TEXAS INSTRUMENTS INC
元件分類(lèi)： 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)： 19/24頁(yè)
文件大?。?/td> 553K
代理商： TPS2110APWR
SBVS043A – MARCH 2004 – REVISED MARCH 2010
www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
Over recommended operating junction temperature, VI(IN1) = VI(IN2) = 5.5 V, IO(OUT) = 0 A, and RILIM = 400 Ω, unless otherwise
noted.
TPS2110A, TPS2111A
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY AND LEAKAGE CURRENTS, continued
D0 = D1 = High (inactive), VI(IN2) = 3.3 V
0.5
2
Quiescent current from IN1 (standby)
mA
D0 = D1 = High (inactive), VI(IN1) = 3.3 V
1
D0 = D1 = High (inactive), VI(IN2) = 3.3 V
1
Quiescent current from IN2 (standby)
mA
D0 = D1 = High (inactive), VI(IN1) = 3.3 V
0.5
2
Forward leakage current from IN1
D0 = D1 = High (inactive), IN2 open, VO(OUT)
0.1
5
mA
(measured from OUT to GND)
= 0 V (shorted), TJ = 25°C
Forward leakage current from IN2
D0 = D1 = High (inactive), IN1 open, VO(OUT)
0.1
5
mA
(measured from OUT to GND)
= 0 V (shorted), TJ = 25°C
Reverse leakage current to INx (measured
D0 = D1 = High (inactive), VI(INx) = 0 V,
0.3
5
mA
from INx to GND)
VO(OUT) = 5.5 V, TJ = 25°C
CURRENT LIMIT CIRCUIT
RILIM = 400 Ω
0.51
0.63
0.80
TPS2110A
A
RILIM = 700 Ω
0.30
0.36
0.50
Current limit accuracy
RILIM = 400 Ω
0.95
1.25
1.56
TPS2111A
A
RILIM = 700 Ω
0.47
0.71
0.99
Time for short-circuit output current to settle
Current limit settling time
td
1
ms
within 10% of its steady state value.
Input current at ILIM
VI(ILIM) = 0 V, IO(OUT) = 0 A
–15
0
mA
VSNS COMPARATOR
VI(VSNS) ↑
0.78
0.80
0.82
VSNS threshold voltage
V
VI(VSNS) ↓
0.735
0.755
0.775
VSNS comparator hysteresis
30
60
mV
Deglitch of VSNS comparator (both
↑ ↓ )
90
150
220
ms
Input current
0 V
≤ VI(VSNS) ≤ 5.5 V
–1
1
mA
UVLO
Falling edge
1.15
1.25
IN1 and IN2 UVLO
V
Rising edge
1.30
1.35
IN1 and IN2 UVLO hysteresis
30
57
65
mV
Falling edge
2.4
2.53
Internal VDD UVLO
V
(the higher of IN1 and IN2)
Rising edge
2.58
2.8
Internal VDD UVLO hysteresis
30
50
75
mV
UVLO deglitch for IN1, IN2
Falling edge
110
ms
REVERSE CONDUCTION BLOCKING
D0 = D1 = high, VI(INx) = 3.3 V. Connect OUT
Minimum output-to-input
to a 5-V supply through a series 1-k
Ω resistor.
voltage difference to block
ΔVO(I_block)
80
100
120
mV
Let D0 = low. Slowly decrease the supply
switching
voltage until OUT connects to IN1.
THERMAL SHUTDOWN
Thermal shutdown threshold
TPS211xA is in current limit.
135
°C
Recovery from thermal shutdown
TPS211xA is in current limit.
125
°C
Hysteresis
10
°C
IN2
IN1 COMPARATORS
Hysteresis of IN2
IN1 comparator
0.1
0.2
V
Deglitch of IN2
IN1 comparator (both ↑ ↓)
10
20
50
ms
4
Copyright 2004–2010, Texas Instruments Incorporated
Product Folder Link(s): TPS2110A TPS2111A
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參數(shù)描述
TPS2110APWRG4 功能描述:電源開(kāi)關(guān) IC - 配電 Autoswitching Power Mux RoHS:否 制造商:Exar 輸出端數(shù)量:1 開(kāi)啟電阻（最大值）:85 mOhms 開(kāi)啟時(shí)間（最大值）:400 us 關(guān)閉時(shí)間（最大值）:20 us 工作電源電壓:3.2 V to 6.5 V 電源電流（最大值）: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-23-5
TPS2110PW 功能描述:電源開(kāi)關(guān) IC - 配電 Dual In/Single Out Autoswitch Power MUX RoHS:否 制造商:Exar 輸出端數(shù)量:1 開(kāi)啟電阻（最大值）:85 mOhms 開(kāi)啟時(shí)間（最大值）:400 us 關(guān)閉時(shí)間（最大值）:20 us 工作電源電壓:3.2 V to 6.5 V 電源電流（最大值）: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-23-5
TPS2110PWG4 功能描述:電源開(kāi)關(guān) IC - 配電 Dual In/Single Out Autoswitch Power MUX RoHS:否 制造商:Exar 輸出端數(shù)量:1 開(kāi)啟電阻（最大值）:85 mOhms 開(kāi)啟時(shí)間（最大值）:400 us 關(guān)閉時(shí)間（最大值）:20 us 工作電源電壓:3.2 V to 6.5 V 電源電流（最大值）: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-23-5
TPS2110PWR 功能描述:電源開(kāi)關(guān) IC - 配電 Dual In/Single Out Autoswitch Power MUX RoHS:否 制造商:Exar 輸出端數(shù)量:1 開(kāi)啟電阻（最大值）:85 mOhms 開(kāi)啟時(shí)間（最大值）:400 us 關(guān)閉時(shí)間（最大值）:20 us 工作電源電壓:3.2 V to 6.5 V 電源電流（最大值）: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-23-5
TPS2110PWRG4 功能描述:電源開(kāi)關(guān) IC - 配電 Dual In/Single Out Autoswitch Power MUX RoHS:否 制造商:Exar 輸出端數(shù)量:1 開(kāi)啟電阻（最大值）:85 mOhms 開(kāi)啟時(shí)間（最大值）:400 us 關(guān)閉時(shí)間（最大值）:20 us 工作電源電壓:3.2 V to 6.5 V 電源電流（最大值）: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-23-5
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