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参数资料
| 型号： | REF3120AIDBZRG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 基准电压源/电流源 |
| 英文描述： | 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.048 V, PDSO3 |
| 封装： | GREEN, PLASTIC, SOT-23, 3 PIN |
| 文件页数： | 9/15页 |
| 文件大小： | 453K |
| 代理商： | REF3120AIDBZRG4 |
REF3112, 3120, 3125, 3130, 3133, 3140
3
SBVS046C
www.ti.com
ELECTRICAL CHARACTERISTICS
Boldface limits apply over the specified temperature range, TA = –40°C to +125°C.
At TA = +25°C, ILOAD = 0mA, VIN = +5V, unless otherwise noted.
REF31xx
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
REF3130 – 3.0V
OUTPUT VOLTAGE
V
OUT
2.9940
3.0
3.0060
V
Initial Accuracy
–0.2
0.2
%
NOISE
Output Voltage Noise
f = 0.1Hz to 10Hz
39
V
PP
Voltage Noise
f = 10Hz to 10kHz
57
Vrms
REF3133 – 3.3V
OUTPUT VOLTAGE
V
OUT
3.2934
3.30
3.3066
V
Initial Accuracy
–0.2
0.2
%
NOISE
Output Voltage Noise
f = 0.1Hz to 10Hz
43
V
PP
Voltage Noise
f = 10Hz to 10kHz
63
Vrms
REF3140 – 4.096V
OUTPUT VOLTAGE
V
OUT
4.0878
4.096
4.1042
V
Initial Accuracy
–0.2
0.2
%
NOISE
Output Voltage Noise
f = 0.1Hz to 10Hz
53
V
PP
Voltage Noise
f = 10Hz to 10kHz
78
Vrms
REF3112, REF3120, REF3125, REF3130, REF3133, REF3140
OUTPUT VOLTAGE TEMP DRIFT(2)
dV
OUT/dT
0
°C ≤ T
A ≤ +70°C
5
15
ppm/
°C
–40
°C ≤ T
A ≤ +125°C
10
20
ppm/
°C
LONG-TERM STABILITY
0-1000h
70
ppm
LINE REGULATION
VREF + 0.05(1) ≤ VIN ≤ 5.5V
20
65
ppm/V
LOAD REGULATION(3)
dVOUT/dILOAD
Sourcing
0mA < I
LOAD < 10mA,
10
30
V/mA
VIN = VREF + 250mV(1)
Sinking
–10mA < I
LOAD < 0mA,
20
50
V/mA
VIN = VREF + 100mV(1)
THERMAL HYSTERESIS(4)
dT
First Cycle
100
ppm
Additional Cycles
25
ppm
DROPOUT VOLTAGE(1)
VIN – VOUT
550
mV
OUTPUT CURRENT
ILOAD
–10
10
mA
SHORT-CIRCUIT CURRENT
I
SC
Sourcing
50
mA
Sinking
40
mA
TURN-ON SETTLING TIME
to 0.1% at VIN = +5V with CL = 0
400
s
POWER SUPPLY
IL = 0
Voltage
V
S
VREF + 0.05(1)
5.5
V
Quiescent Current
I
Q
100
115
A
Over Temperature
115
135
A
TEMPERATURE RANGE
Specified Range
–40
+125
°C
Operating Range
–55
+135
°C
Storage Range
–65
+150
°C
Thermal Resistance
SOT23-3 Surface-Mount
θ
JA
336
°C/W
NOTES: (1) Minimum supply voltage for REF3112 is 1.8V.
(2) Box Method used to determine temperature drift.
(3) Typical value of load regulation reflects measurements using force and sense contacts; see the
Load Regulation section.
(4) Thermal hysteresis is explained in more detail in the
Applications Information section of this data sheet.
(5) For IL > 0, see the Typical Characteristic curves.
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相关代理商/技术参数 |
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| REF3120AIDBZT | 功能描述:基准电压& 基准电流 20ppm/DegC 100uA SOT23-3 Series RoHS:否 制造商:STMicroelectronics 产品:Voltage References 拓扑结构:Shunt References 参考类型:Programmable 输出电压:1.24 V to 18 V 初始准确度:0.25 % 平均温度系数（典型值）:100 PPM / C 串联 VREF - 输入电压（最大值）: 串联 VREF - 输入电压（最小值）: 分流电流（最大值）:60 mA 最大工作温度:+ 125 C 封装 / 箱体:SOT-23-3L 封装:Reel |
| REF3120AIDBZTG4 | 功能描述:基准电压& 基准电流 20ppm/DegC 100uA SOT23-3 Series RoHS:否 制造商:STMicroelectronics 产品:Voltage References 拓扑结构:Shunt References 参考类型:Programmable 输出电压:1.24 V to 18 V 初始准确度:0.25 % 平均温度系数（典型值）:100 PPM / C 串联 VREF - 输入电压（最大值）: 串联 VREF - 输入电压（最小值）: 分流电流（最大值）:60 mA 最大工作温度:+ 125 C 封装 / 箱体:SOT-23-3L 封装:Reel |
| REF3120AQDBZRQ1 | 功能描述:SERIES VOLTAGE REFERENCE 制造商:texas instruments 系列:* 包装:剪切带（CT） 零件状态:在售 安装类型:表面贴装 封装/外壳:TO-236-3，SC-59，SOT-23-3 供应商器件封装:SOT-23-3 标准包装:1 |
| REF3125 | 制造商:BB 制造商全称:BB 功能描述:15ppm/C Max, 100UA, SOT23-3 SERIES VOLTAGE REFERENCE |
| REF3125AIDBZR | 功能描述:基准电压& 基准电流 20ppm/DegC 100uA SOT23-3 Series RoHS:否 制造商:STMicroelectronics 产品:Voltage References 拓扑结构:Shunt References 参考类型:Programmable 输出电压:1.24 V to 18 V 初始准确度:0.25 % 平均温度系数（典型值）:100 PPM / C 串联 VREF - 输入电压（最大值）: 串联 VREF - 输入电压（最小值）: 分流电流（最大值）:60 mA 最大工作温度:+ 125 C 封装 / 箱体:SOT-23-3L 封装:Reel |
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