參數(shù)資料
型號: 78M6618-IM/F
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 模擬信號調(diào)理
英文描述: SPECIALTY ANALOG CIRCUIT, QCC68
封裝: 8 X 8 MM, ROHS COMPLIANT, TQFN-68
文件頁數(shù): 13/32頁
文件大?。?/td> 419K
代理商: 78M6618-IM/F
78M6618 Data Sheet
DS_6618_005
20
Rev. 1.4
2.4.14 VREF
Table 18 shows the performance specifications for VREF. Unless otherwise specified, VREF_DIS = 0.
Table 18: VREF Performance Specifications
Parameter
Condition
Min
Typ
Max
Unit
VREF output voltage, VREF(22)
Ta = 22C
1.193
1.195
1.197
V
VREF chop step
40
mV
VREF power supply sensitivity
ΔVREF / ΔV3P3A
V3P3A = 3.0 to 3.6 V
-1.5
1.5
mV/V
VREF input impedance
VREF_DIS = 1,
VREF = 1.3 to 1.7 V
100
VREF output impedance
CAL =1,
ILOAD = 10
A, -10 A
2.5
VNOM definition
2
)
22
(
1
)
22
(
)
22
(
)
(
2 TC
T
TC
T
VREF
T
VNOM
+
+
=
V
VNOM temperature coefficients:
TC1
TC2
3.18(52.46-TRIMT)
-0.444
V/C
V/°C2
VREF(T) deviation from VNOM(T)
)
40
,
22
max(
10
)
(
)
(
)
(
6
T
VNOM
T
VNOM
T
VREF
-40
1
+40
1
PPM/C
VREF aging
±25
PPM/
year
1 Guaranteed by design; not production tested.
2 This relationship describes the nominal behavior of VREF at different temperatures.
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