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参数资料
| 型号： | TPS2062DG4R |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封装： | PLASTIC, SO-8 |
| 文件页数： | 30/35页 |
| 文件大小： | 821K |
| 代理商： | TPS2062DG4R |
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SLVS490D – DECEMBER 2003 – REVISED FEBRUARY 2007
ELECTRICAL CHARACTERISTICS (continued)
over recommended operating junction temperature range, V
I(IN) = 5.5 V, IO = 1 A, VI(ENx) = 0 V, or VI(ENx) = 5.5 V (unless
otherwise noted)
PARAMETER
TEST CONDITIONS(1)
MIN
TYP
MAX
UNIT
ENABLE INPUT EN OR EN
VIH
High-level input voltage
2.7 V
≤ V
I(IN) ≤ 5.5 V
2
V
VIL
Low-level input voltage
2.7 V
≤ V
I(IN) ≤ 5.5 V
0.8
II
Input current
VI(ENx) = 0 V or 5.5 V, VI(ENx) = 0 V or 5.5 V
-0.5
0.5
A
ton
Turnon time
CL = 100 F, RL = 5
3
ms
toff
Turnoff time
CL = 100 F, RL = 5
10
CURRENT LIMIT
TJ = 25°C
1.1
1.5
1.9
VI(IN) = 5 V, OUT connected to GND,
IOS
Short-circuit output current
A
device enabled into short-circuit
-40
°C ≤ T
J ≤ 125°C
1.1
1.5
2.1
IOC_TRIP
Overcurrent trip threshold
VI(IN) = 5 V, current ramp (≤ 100 A/s) on OUT
2.4
3
A
TJ = 25°C
2.2
3
3.8
VI(IN) = 5 V, OUT1, OUT2 connected to GND,
IOS(3)
Short-circuit output current
A
device enabled into short-circuit
-40
°C ≤ T
J ≤ 125°C
2.2
3
4.2
IOC_TRIP(3)
Overcurrent trip threshold
VI(IN) = 5 V, current ramp (≤ 100 A/s) on OUT1, OUT2 tied together
4.8
6
A
SUPPLY CURRENT (TPS2061, TPS2065)
TJ = 25°C
0.5
1
No load on OUT, VI(ENx) = 5.5 V,
Supply current, low-level output
A
or VI(ENx) = 0 V
-40
°C ≤ T
J ≤ 125°C
0.5
5
TJ = 25°C
43
60
No load on OUT, VI(ENx) = 0 V,
Supply current, high-level output
A
or VI(ENx) = 5.5 V
-40
°C ≤ T
J ≤ 125°C
43
70
OUT connected to ground, VI(EN) = 5.5 V,
Leakage current
-40
°C ≤ T
J ≤ 125°C
1
A
or VI(EN) = 0 V
Reverse leakage current
VI(OUTx) = 5.5 V, IN = ground
TJ = 25°C
0
A
SUPPLY CURRENT (TPS2062, TPS2066)
TJ = 25°C
0.5
1
No load on OUT, VI(ENx) = 5.5 V,
Supply current, low-level output
A
or VI(ENx) = 0 V
-40
°C ≤ T
J ≤ 125°C
0.5
5
TJ = 25°C
50
70
No load on OUT, VI(ENx) = 0 V,
Supply current, high-level output
A
or VI(ENx) = 5.5 V
-40
°C ≤ T
J ≤ 125°C
50
90
OUT connected to ground, VI(/ENx) = 5.5 V,
Leakage current
-40
°C ≤ T
J ≤ 125°C
1
A
or VI(ENx) = 0 V
Reverse leakage current
VI(OUTx) = 5.5 V, IN = ground
TJ = 25°C
0.2
A
SUPPLY CURRENT (TPS2063, TPS2067)
TJ = 25°C
0.5
2
Supply current, low-level output
No load on OUT, VI(ENx) = 0 V
A
-40
°C ≤ T
J ≤ 125°C
0.5
10
TJ = 25°C
65
90
Supply current, high-level output
No load on OUT, VI(ENx) = 5.5 V
A
-40
°C ≤ T
J ≤ 125°C
65
110
OUT connected to ground, VI(ENx) = 5.5 V,
Leakage current
-40
°C ≤ T
J ≤ 125°C
1
A
or VI(ENx) = 0 V
Reverse leakage current
VI(OUTx) = 5.5 V, INx = ground
TJ = 25°C
0.2
A
UNDERVOLTAGE LOCKOUT
Low-level input voltage, IN
2
2.5
V
Hysteresis, IN
TJ = 25°C
75
mV
OVERCURRENT OC1 and OC2
Output low voltage, VOL(OCx)
IO(OCx) = 5 mA
0.4
V
Off-state current
VO(OCx) = 5 V or 3.3 V
1
A
OC deglitch
OCx assertion or deassertion
4
8
15
ms
THERMAL SHUTDOWN(4)
Thermal shutdown threshold
135
°C
Recovery from thermal shutdown
125
°C
Hysteresis
10
°C
(3)
This configuration has not been tested for UL certification.
(4)
The thermal shutdown only reacts under overcurrent conditions.
4
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