參數(shù)資料
型號: TPS524
英文描述: PHOTOVOLTAIC CELL FOR THERMOPILE DETECTION
中文描述: 光伏電池的熱電堆檢測
文件頁數(shù): 9/29頁
文件大?。?/td> 500K
代理商: TPS524
TPS5210
PROGRAMMABLE SYNCHRONOUS BUCK REGULATOR CONTROLLER
SLVS171A – SEPTEMBER 1998 – REVISED MAY 1999
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating virtual junction temperature range,
V
CC
= 12 V, I
DRV
= 0 A (unless otherwise noted) (continued)
power good
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Undervoltage trip threshold
90
93
95
%VREF
V
μ
A
%VREF
VOL
IOH
Vhys
Low-level output voltage
IO = 5 mA
VPWRGD = 6 V
0.5
0.75
High-level input current
1
Hysteresis voltage
1.3
2.9
4.5
slowstart
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Charge current
VSLOWST = 0.5 V,
IVREFB = 65
μ
A
VSLOWST = 1 V
VVREFB = 1.3 V,
10.4
13
15.6
μ
A
Discharge current
3
mA
Comparator input offset voltage
10
mV
Comparator input bias current
See Note 3
10
100
nA
Comparator hysteresis
–7.5
7.5
mV
NOTE 3: This parameter is ensured by design and is not production tested.
hysteretic comparator
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input offset voltage
VDROOP = 0 V (see Note 3)
See Note 3
–2.5
2.5
mV
Input bias current
500
nA
Hysteresis accuracy
VREFB – VHYST = 15 mV
(Hysteresis window = 30 mV)
–3.5
3.5
mV
Maximum hysteresis setting
VREFB – VHYST = 30 mV
60
mV
NOTE 3: This parameter is ensured by design and is not production tested.
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