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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)： | 2/6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 2
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
A B S O L U T E M A X I M U M R A T I N G S
Supply Voltage (PVDD, VDD).......................................................................-0.3V to 15V
SLEEP, STATUS, FBK+, FBK-...........................................................-0.3V to V
DD
+0.3V
IS- ..............................................................................................PV
DD
–2 to PV
DD
to +0.3V
RPWM, CPWM, MUTE...................................................................... -0.3V to V
REF
+0.3V
INPUT +, INPUT -, INAMPOUT........................................................ -0.3V to V
REF
+0.3V
EAIN, EAOUT, FAOUT ..................................................................... -0.3V to V
REF
+0.3V
CLOCK.................................................................................................. -0.3V to C
N
+0.3V
Operating Junction Temperature Plastic (DB Package).............................................125
O
C
Storage Temperature Range....................................................................... -65
O
C to 150
O
C
Lead Temperature (Soldering, 10 seconds)............................................................... 300
O
C
Note: Exceeding these ratings could cause damage to the device. All voltages are with respect to
Ground. Currents are positive into, negative out of specified terminal
.
T H E R M A L D A T A
DB
Plastic SSOP 28-Pin
THERMAL RESISTANCE
-
JUNCTION TO
A
MBIENT
,
θ
JA
50
°
C/W
Junction Temperature Calculation: T
J
= T
A
+ (P
D
x
θ
JA
).
The
θ
JA
numbers are guidelines for the thermal performance of the device/pc-board
system. All of the above assume no ambient airflow.
P A C K A G E P IN O U T
INAMPOUT
STBY
14
28
15
VREF
GND
NC
V25
RPWM
CPWM
INPUT+
INPUT-
STATUS
EAIN
EAOUT
CLOCK
IS-
CP
VDD
PVDD
P+
N+
N-
P-
PGND
CN
FBK-
FBK+
FAOUT
F U N C T I O N A L P I N D E S C R I P T I O N
Description
Pin Name
VREF
GND
NC
V25
RPWM
CPWM
INPUT+
INPUT -
INAMPOUT
SHDN
STBY
STATUS
EAIN
EAOUT
Pin Name
FAOUT
FBK+
FBK-
CN
PGND
P-
N-
N+
P+
PVDD
VDD
CP
IS -
CLOCK
Description
5V Reference
Low Current Ground
No Internal Connection
2.5V Reference
PWM Oscillator Timing Resistor
PWM Oscillator Timing Capacitor
Positive Differential Amplifier Input
Negative Differential Amplifier Input
Input Differential Amplifier Output
IC Shutdown Control Input (active low)
IC Standby Control Input (active high)
UVLO Indicator (Open Collector Output)
Inverting Input of Error Amplifier
Error Amplifier Output
Feedback Amplifier Output
Feedback Amplifier Non-Inverting Input
Feedback Amplifier Inverting Input
Supply Decoupling for NFET Drivers
Output Driver High Current Ground
Drive for PFET on Negative Half of Bridge
Drive for NFET on Negative Half of Bridge
Drive for NFET on Positive Half of Bridge
Drive for PFET on Positive Half of Bridge
Output Driver Supply Voltage
Analog Supply Voltage
Supply Decoupling for PFET Drivers
Current Limit Sense Input
Input / Output Clock for Synch Operation
P
A
C
K
A
G
E
D
A
T
A
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