MAX1978/MAX1979
Integrated Temperature
Controllers for Peltier Modules
ELECTRICAL CHARACTERISTICS (continued)
(V DD = PV DD 1 = PV DD 2 = V SHDN = 5V, FREQ = GND, CTLI = FB+ = FB- = MAXV = MAXIP = MAXIN = REF, T A = 0°C to +85°C ,
unless otherwise noted. Typical values at T A = +25°C.)
PARAMETER
PFET Leakage
No-Load Supply Current
Shutdown Supply Current
SYMBOL
I LEAK(P)
I DD(NO
LOAD)
I DD-SD
CONDITIONS
V LX = 0, T A = +25 ° C
V LX = 0, T A = +85 ° C
V DD = 5V
V DD = 3.3V
SHDN = GND, V DD = 5V (Note 3)
MIN
TYP
0.02
1
30
15
2
MAX
10
50
30
3
UNITS
μA
mA
mA
Thermal Shutdown
T SHUTDOWN Hysteresis = 15 ° C
165
°C
UVLO Threshold
Switching Frequency Internal
Oscillator
OS1, OS2, CS Input Current
SHDN , FREQ Input Current
V UVLO
f SW-INT
I OS1 , I OS2 ,
I CS
I SHDN ,
I FREQ
V DD rising
V DD falling
FREQ = GND
FREQ=V DD
0 or V DD
0 or V DD
2.4
2.25
450
800
-100
-5
2.6
2.5
500
1000
2.8
2.75
650
1200
+100
+5
V
kHz
μA
μA
SHDN , FREQ Input Low Voltage
SHDN , FREQ Input High Voltage
V IL
V IH
V DD = 3V to 5.5V
V DD = 3V to 5.5V
0.75 ×
V DD
0.25 ×
V DD
V
V
MAXV Threshold Accuracy
V MAXV = V REF ? 0.67,
V OS1 to V OS2 = ±4V, V DD = 5V
V MAXV = V REF ? 0.33,
V OS1 to V OS2 = ±2V, V DD = 3V
-1
-2
+1
+2
%
MAXV, MAXIP, MAXIN
Input Bias Current
I MAXV-BIAS ,
I MAXI_-BIAS
V MAXV = V MAXI_ = 0.1V or 1.5V
-0.1
+0.1
μA
CTLI Gain
CTLI Input Resistance
Error Amp Transconductance
ITEC Accuracy
ITEC Load Regulation
Instrumentation Amp Input Bias
Current
Instrumentation Amp Offset
Voltage
A CTLI
R CTLI
g m
? V ITEC
I DIF-BIAS
V DIF-OS
V CTLI = 0.5V to 2.5V (Note 4)
1M ? terminated at REF
V OS1 to V CS = +100mV or -100mV
V OS1 to V CS = +100mV or -100mV,
I ITEC = ±10μA
V DD = 3V to 5.5V
9.5
0.5
50
-10
-0.1
-10
-200
10
1.0
100
0
+20
10.5
2.0
175
+10
+0.1
+10
+200
V/V
M ?
μS
%
%
nA
μV
Instrumentation Amp Offset-
Voltage Drift with Temperature
V DD = 3V to 5.5V
0.1
μV/°C
Instrumentation Amp Preset
Gain
A DIF
R LOAD = 10k ? to REF
45
50
55
V/V
Maxim Integrated
3
相关PDF资料
MAX3100EVKIT+ KIT EVAL FOR MAX3100
MAX3160EEVKIT+ EVAL KIT FOR MAX3160E
MAX3161EEVKIT+ EVAL KIT FOR MAX3161E
MAX31855EVKIT# KIT EVAL FOR MAX31855
MAX3223EEVKIT+ EVALUATION KIT MAX3223
MAX3397EEVKIT+ KIT EVALUATION FOR MAX3397E
MAX3420EEVKIT-2+ EVAL KIT FOR MAX3420E
MAX34446EVKIT# KIT EVAL FOR MAX34446
相关代理商/技术参数
MAX19790ETX/GH9 功能描述:有源衰减器 RoHS:否 制造商:TriQuint Semiconductor 通道数量: 最大频率: 阻抗: 最大 VSWR: 位数: 最大工作温度: 最小工作温度:
MAX19790ETX+ 功能描述:有源衰减器 250MHz - 4000MHz Attenuator RoHS:否 制造商:TriQuint Semiconductor 通道数量: 最大频率: 阻抗: 最大 VSWR: 位数: 最大工作温度: 最小工作温度:
MAX19790ETX+T 功能描述:有源衰减器 250MHz - 4000MHz Attenuator RoHS:否 制造商:TriQuint Semiconductor 通道数量: 最大频率: 阻抗: 最大 VSWR: 位数: 最大工作温度: 最小工作温度:
MAX19790ETX+TW 功能描述:有源衰减器 250MHz to 4000MHz Dual Analog Voltage Variable Attenuator RoHS:否 制造商:TriQuint Semiconductor 通道数量: 最大频率: 阻抗: 最大 VSWR: 位数: 最大工作温度: 最小工作温度:
MAX19790ETX+W 功能描述:有源衰减器 Dual SiGe High-Linearity 1700MHz to 2200MHz Downconversion Mixer with LO Buffer/Switch RoHS:否 制造商:TriQuint Semiconductor 通道数量: 最大频率: 阻抗: 最大 VSWR: 位数: 最大工作温度: 最小工作温度:
MAX19790EVKIT+ 功能描述:有源衰减器 MAX19790 EVKIT RoHS:否 制造商:TriQuint Semiconductor 通道数量: 最大频率: 阻抗: 最大 VSWR: 位数: 最大工作温度: 最小工作温度:
MAX19791ETX+ 制造商:Maxim Integrated Products 功能描述:50MHZ TO 4000MHZ DUAL ANALOG VOLTAGE VARIABLE ATTENUATOR WIT - Rail/Tube
MAX19791ETX+T 制造商:Maxim Integrated Products 功能描述:50MHZ TO 4000MHZ DUAL ANALOG VOLTAGE VARIABLE ATTENUATOR WIT - Tape and Reel