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參數(shù)資料
| 型號(hào)： | LX1810CDB |
| 英文描述： | Thermo Electric Controller IC |
| 中文描述： | 熱電控制器IC |
| 文件頁(yè)數(shù)： | 3/6頁(yè) |
| 文件大?。?/td> | 124K |
| 代理商： | LX1810CDB |
Microsemi
Integrated Products
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 3
Copyright
2002
Rev. 1.0a, 10/21/2002
W
M
.
C
ThermalMax
LX1810
ThermoElectric Cooler Drive Controller IC
P
RODUCTION
D
ATA
S
HEET
I N T E G R A T E D P R O D U C T S
E L E C T R I C A L C H A R A C T E R I S T I C S
Unless otherwise specified, the following specifications apply over the operating ambient temperature 0°C < TA < 70°C.
Test conditions: RPWM = 49.9k, CPWM = 100pF, VDD = PVDD = 15V
LX1810
Typ
Parameter
Symbol
Test Conditions
Min
Max
Units
`
Supply Voltage
Supply Voltage
Power Supply Rejection Ratio
`
Oscillator Section
Oscillator Frequency
Charge Current
Discharge Current
Oscillator Peak Voltage
Oscillator Valley Voltage
Voltage Stability
`
Error Amplifier
Input Offset Voltage
DC Open Loop Gain
Unity Gain Bandwidth
High Output Voltage
Low Output Voltage
Input Common Mode Range
Input Bias Current
`
Input Amplifier
Stage Gain
Output Voltage, High
Output Voltage, Low
Input Impedance
`
Feedback Amplifier
Stage Gain
Input Impedance
`
Current Limit Comparator
Voltage Sense Threshold
Blanking Pulse Delay
Response Time
Latch
to reset I
UM
counter
`
Reference Voltage Section
Initial Accuracy
Voltage Stability
Temperature Stability
Line Regulation
Load Regulation
`
Under voltage Lockout Section
Start Threshold Voltage
UV Lockout Hysteresis
UVLO Delay To Output Enable
V
DD
PSRR
V
IN
= 15V, V
RIPPLE
= 1V
RMS
, 10Hz to 10kHz
(varies with V
DD
pin voltage)
(varies with V
DD
pin voltage)
(varies with V
DD
pin voltage)
(varies with V
DD
pin voltage)
V
DD
= 8V to 15V
T
A
= 0
O
C to 70
O
C
T
A
= -40
O
C to 125
O
C
I
OUT
= -100
μ
A
I
OUT
= +100
μ
A
V
IN
= 1V to V
REF
Set by Internal Resistors
I
OUT
= -100
μ
A
I
OUT
= +100
μ
A
Set by Internal Resistors
Excluding blanking pulse
7
15
2
2
V
dB
kHz
μ
A
μ
A
V
V
%
%
%
-70
335
-110
110
3.4
1.6
0.6
1.0
1.5
F
OSC
I
CHG
I
DIS
V
PK
V
VAL
Temperature Stability
V
IO
A
OL
UGBW
V
OH
V
OL
I
IN
V
OH
V
OL
5
60
7
‘
mV
dB
‘
mHz
V
‘
mV
μ
A
V
REF
–1
50
1
3.465
3.85
3.5
42
3.535
1.3
V/V
V
‘
mV
‘
k
89
91
388
93
‘
mV/V
k
190
210
500
250
230
mV
‘
ns
‘
ns
I
Pulses required to Current Limit
(Required Number of Clock Cycles)
9
9
9
Consecutive Clear Pulses required
(Required Number of Clock Cycles)
2
2
2
T
A
= 0
O
C to 70
O
C
T
A
= -40
O
C to 125
O
C
V
DD
= 9V to 15V
I
OUT
= 0 to 20mA
(Required Number of Clock Cycles)
5.000
± 25
2
4
0.5
5
6.5
6.5
62,500
± 50
5
10
‘
mV
‘
mV
‘
mV
‘
mV
‘
mV
V
V
0.5
E
L
E
C
T
R
I
C
A
L
S
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