参数资料
型号: MAX1969EUI+T
厂商: Maxim Integrated Products
文件页数: 4/16页
文件大小: 0K
描述: IC DRVR POWER 28-TSSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
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: 28-SOIC(0.173",4.40mm 宽)裸露焊盘
供应商设备封装: 28-TSSOP 裸露焊盘
包装: 带卷 (TR)
Power Drivers for Peltier TEC Modules
ELECTRICAL CHARACTERISTICS
(V DD = PV DD 1 = PV DD 2 = SHDN = 5V, PGND1 = PGND2 = FREQ = GND, CTLI = MAXV = MAXIP = MAXIN = REF, C REF = 1μF,
C COMP = 0.1μF, L LX_ = 3.3μH, C CS = C OS2 = 1μF, I TEC < 3A RMS (MAX1968), I TEC < 6A RMS (MAX1969), T A = -40°C to +85°C , unless
otherwise noted.) (Note 4)
PARAMETER
Input Supply Range
SYMBOL
V DD
CONDITIONS
MIN
3.0
TYP
MAX
5.5
UNITS
V
V DD = 5V, I TEC = 0 to ± 3A,
V OUT = V OS1 - V OS2 (MAX1968)
-4.3
+4.3
Output Voltage Range
V OUT
V DD = 5V, I TEC = 0 to 6A,
V OUT = V OS1 (MAX1969)
V DD = 3V, I TEC = 0 to ± 3A,
V OUT = V OS1 - V OS2 (MAX1968)
-2.3
4.3
+2.3
V
V DD = 3V, I TEC = 0 to 6A,
V OUT = V OS1 (MAX1969)
2.3
Maximum TEC
Current
I TEC(MAX)
MAX1968
MAX1969
± 3
6
A
Reference Voltage
Reference Load
Regulation
V REF
Δ V REF
V DD = 3V to 5.5V, I REF = 150μA
V DD = 3V to 5.5V, I REF = +10μA to -1mA
1.475
1.515
5
V
mV
Current-Sense
Threshold Accuracy
Switch-Fault Reset
Voltage
V OS1 < V CS
V OS1 > V CS
V MAXI_ = V REF
V MAXI_ = V REF / 3
V MAXI_ = V REF
V MAXI_ = V REF / 3
135
35
135
35
50
165
65
165
65
250
mV
mV
NFET On-Resistance
PFET On-Resistance
NFET Leakage
PFET Leakage
No Load Supply
Current
Shutdown Supply
Current
R DS(ON-N)
R DS(ON-P)
I LEAK(N)
I LEAK(P)
I DD(NO
LOAD)
I DD-SD
V DD = 5V, I = 0.5A
V DD = 3V, I = 0.5A
V DD = 5V, I = 0.5A
V DD = 3V, I = 0.5A
V LX = V DD = 5V, T A = +25 ° C
V LX = V DD = 5V, T A = -40 ° C
V LX = 0, T A = +25 ° C
V LX = 0, T A = -40 ° C
V DD = 5V
V DD = 3.3V
SHDN = GND, V DD = 5V (Note 2)
0.07
0.08
0.07
0.12
10
10
10
10
100
30
3
Ω
Ω
μA
μA
mA
mA
UVLO Threshold
Switching-Frequency
Internal Oscillator
V UVLO
f SW-INT
V DD rising
V DD falling
FREQ = GND
2.4
2.25
400
2.8
2.75
650
V
kHz
4
_______________________________________________________________________________________
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