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參數資料
| 型號： | TPS51206DSQT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩壓器 |
| 英文描述： | SWITCHING REGULATOR, PDSO10 |
| 封裝： | 2 X 2 MM, GREEN, PLASTIC, SON-10 |
| 文件頁數： | 17/23頁 |
| 文件大小： | 603K |
| 代理商： | TPS51206DSQT |
SLUSAH1
– MAY 2011
ELECTRICAL CHARACTERISTICS
over operating free-air temperature range, VVDD=5 V, VLDOIN is connected to VDDQSNS, VS3=VS5=5 V (unless otherwise
noted)
PARAMETER
TEST CONDITION
MIN
TYP
MAX
UNIT
SUPPLY CURRENT
IVDD(S0)
VDD supply current, in S0
TA = 25°C, No load, VS3 = VS5 = 5 V, VVDDQSNS = 1.8 V
170
μA
IVDD(S3)
VDD supply current, in S3
TA = 25°C, No load, VS3 = 0 V, VS5 = 5 V, VVDDQSNS = 1.8 V
80
μA
IVDDSDN
VDD shutdown current, in S4/S5
TA = 25°C, No load, VS3 = VS5 = 0 V, VVDDQSNS = 1.8 V
1
μA
IVLDOIN(S0)
VLDOIN supply current, in S0
TA = 25°C, No load, VS3 = VS5 = 5 V, VLDION = 1.8 V
5
μA
IVLDOIN(s3)
VLDOIN supply current, in S3
TA = 25°C, No load, VS3 = 0 V, VS5 = 5 V, VLDION = 1.8 V
5
μA
IVLDOINSDN
VLDOIN shutdown current, in S4/S5
TA = 25°C, No load, VS3 = VS5 = 0 V, VLDION = 1.8 V
5
μA
VTTREF OUTPUT
VVTTREF
Output voltage
VVDDQSNS/2
V
|IVTTREF|< 10 mA, 1.5 V ≤ VVDDQSNS ≤ 1.8 V
49%
50%
51%
Output voltage tolerance to
VVTTREFTOL
VVDDQSNS
|IVTTREF|< 10 mA, 1.2 V ≤ VVDDQSNS < 1.5 V
48.75%
51.25%
IVTTREFSRC
Source current
VVDDQSNS = 1.8 V, VVTTREF = 0 V
10
mA
IVTTREFSNK
Sink current
VVDDQSNS = 0 V, VVTTREF = 1.8 V
10
mA
IVTTREFDIS
VTTREF Discharge current
TA = 25°C, VS3 = VS5 = 0V, VVTTREF = 0.5V
1.3
mA
VTT OUTPUT
VVTT
Output voltage
VVDDQSNS/2
V
|IVTT|≤ 10 mA, 1.4 V ≤ VVDDQSNS ≤ 1.8 V
–20
20
|IVTT|< 1 A, 1.4 V ≤ VVDDQSNS ≤ 1.8 V
(1)
–30
30
|IVTT|< 2 A, 1.4 V ≤ VVDDQSNS ≤ 1.8 V
(1)
–40
40
Output voltage tolerance to
VVTTTOL
mV
VVDDQSNS/2
|IVTT|≤ 10 mA, 1.2 V ≤ VVDDQSNS ≤ 1.4 V
–20
20
|IVTT|< 1 A, 1.2 V ≤ VVDDQSNS ≤ 1.4 V
(1)
–30
30
|IVTT|< 1.5 A, 1.2 V ≤ VVDDQSNS < 1.4 V
(1)
–40
40
IVTTOCLSRC
Source current limit
VVDDQSNS = 1.8 V, VVTT = VVTTSNS = 0.7 V
2
A
IVTTOCLSNK
Sink current limit
VVDDQSNS = 1.8 V, VVTT = VVTTSNS = 1.1 V
2
A
IVTTLK
Leakage current
TA = 25°C , VS3 = 0 V, VS5 = 5 V, VVTT = VVTTREF
5
μA
IVTTSNSBIAS
VTTSNS input bias current
VS3 = 5 V, VS5 = 5 V, VVTTSNS = VVTTREF
–0.1
0.1
μA
IVTTSNSLK
VTTSNS leakage current
VS3 = 0 V, VS5 = 5 V, VVTTSNS = VVTTREF
–0.1
0.1
μA
IVTTDIS
VTT Discharge current
TA = 25°C, VS3 = VS5 = VVDDQSNS = 0 V, VVTT = 0.5 V
7
mA
VDDQ INPUT
IVDDQSNS
VDDQSNS input current
VVDDQSNS = 1.8 V
30
μA
UVLO/LOGIC THRESHOLD
Wake up
2.9
V
VVDDUV
VDD UVLO threshold voltage
Hysteresis
0.2
VLL
S3/S5 low-level voltage
0.5
V
VLH
S3/S5 high-level voltage
1.8
V
VLHYST
S3/S5 hysteresis voltage
0.3
V
ILHLK
S3/S5 input leak current
–1
1
μA
OVER-TEMPERATURE PROTECTION
Shutdown temperature(1)
150
TOTP
Over temperature protection
°C
Hysteresis(1)
10
(1)
Ensured by design. Not production tested.
Copyright
2011, Texas Instruments Incorporated
3
Product Folder Link(s): TPS51206
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