参数资料
型号: MAX1978ETM+
厂商: Maxim Integrated Products
文件页数: 3/20页
文件大小: 0K
描述: IC CNTRLR INT TEMP 48TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 43
应用: 热电冷却器
电源电压: 3 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 48-WFQFN 裸露焊盘
供应商设备封装: 48-TQFN-EP(7x7)
包装: 管件
产品目录页面: 1410 (CN2011-ZH PDF)
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
PDF描述
MAX1586CETM+ IC POWER MANAGEMENT 48-TQFN
ESC06DRTN-S93 CONN EDGECARD 12POS DIP .100 SLD
HBM11DRAS CONN EDGECARD 22POS R/A .156 SLD
H0PPH-2006M DIP CABLE - HDP20H/AE20M/HDP20H
H0PPH-1418M DIP CABLE - HDP14H/AE14M/HDP14H
相关代理商/技术参数
参数描述
MAX1978ETM+ 功能描述:电压模式 PWM 控制器 Integrated Temp Ctlr for Peltier Modules RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
MAX1978ETM+T 功能描述:电压模式 PWM 控制器 Integrated Temp Ctlr for Peltier Modules RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
MAX1978ETM-T 功能描述:电压模式 PWM 控制器 RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
MAX1978EVKIT 功能描述:电源管理IC开发工具 MAX1978 EVAL KIT RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V
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: