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參數資料
| 型號： | ADN8831 |
| 廠商： | Analog Devices, Inc. |
| 英文描述： | Thermoelectric Cooler (TEC) Controller |
| 中文描述： | 熱電制冷器（TEC）控制器 |
| 文件頁數： | 3/11頁 |
| 文件大小： | 505K |
| 代理商： | ADN8831 |
PRELIMINARY TECHNICAL DATA
ADN8831
SPECIFICATIONS
Table 1. ADN8831—Electrical Characteristics (V
+
= 3.0 V to 5.5 V, T
A
= 25°C, unless otherwise noted.)
Parameter
Symbol
Conditions
TEMPERATURE STABILITY
Long Term Stability
10 k thermistor with α = -4.4% at 25C
PWM OUTPUT DRIVERS
Output Transition Time
t
R
, t
F
C
L
= 3,300 pF
Nonoverlapping Clock Delay
Output Resistance
R
O(N1,P1)
IL = 10 mA
Output Voltage Swing
SFB
V
LIM
= 0 V
Output Voltage Ripple
SFB
f
CLK
= 1 MHz
Output Current Ripple
I
TEC
f
CLK
= 1 MHz
LINEAR OUTPUT AMPLIFIER
Output Resistance
R
O, LNGATE
R
O, LPGATE
IOUT = 2 mA
Output Voltage Swing
LFB
POWER SUPPLY
Power Supply Voltage
V
DD
Supply Current
I
SY
PWM not switching
-40C ≤ TA ≤ +85
Shutdown Current
I
SD
SYNCIN/SD = 0 V
Soft-Start Charging Current
I
SS
Undervoltage Lockout
UVLO
Low to high threshold
Standby Current
I
SB
SINCIN/SD = V
DD
, SS/SB = 0 V
Standby Threshold
V
SB
SYNCIN/SD = V
DD
ERROR AMPLIFIERS
Input Offset Voltage
VOS1
VOS2
Input Voltage Range
V
CM1,2
Common-Mode Rejection Ratio
CMRR
1,2
Output Voltage Range
V
OUT1,2
Power Supply Rejection Ratio
PSRR
1,2
3.0 V ≤ V
DD
≤ 5.0 V
Output Current
I
OUT1,2
Gain Bandwidth Product
GBW
1,2
OSCILLATOR
Sync Range
f
CLK
SYNCIN/SD connected to external clock
Oscillator Frequency
f
CLK
COMPOSC = V
DD
, RFREQ = 150k,
SYNCIN/SD = V
DD
Free-Run Oscillation Frequency
f
CLK
COMPOSC = V
DD
,
SYNCIN/SD = V
DD
Phase Adjustment Range
Φ
CLK
0.1 V ≤ V
PHASE
≤ 2.4 V
Phase Adjustment Default
Φ
CLK
PHASE = open
REFERENCE VOLTAGE
Reference voltage
V
REF
I
REF
< 2mA
LOGIC OUTPUTS
Logic Low Output Level
TEMPGD, SYNCOUT
Logic High Outut Threshold
Rev. C | Page 3 of 11
Min
50
Typ
20
65
6
Max
0.01
Unit
°C
ns
ns
0
0.2
0.2
85
178
V
DD
V
%
%
IOUT = 2 mA
0
3.0
8
V
DD
5.5
V
V
12
15
mA
mA
μA
5
2
μA
2.5
1
2.7
V
mA
200
300
mV
10
10
100
100
μ
V
μ
V
V
dB
V
dB
V
CM1
= 1.5 V, V
IN1P
– V
IN1M
V
CM2
= 1.5 V, V
IN2P
– V
IN2M
0
0
120
120
V
DD
V
DD
-5
200
800
2
1,000
+5
1,000
1,250
mA
MHz
KHz
kHz
100
1000
KHz
25
180
335
°
°
2.37
V
DD
-
0.2V
2.47
2.57
0.2
V
V
V
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