參數(shù)資料
型號: NTE1765
廠商: NTE Electronics, Inc.
英文描述: Precision Voltage Reference 8-SOIC 0 to 70
中文描述: 集成電路雙通道電流模式控制器
文件頁數(shù): 3/4頁
文件大?。?/td> 31K
代理商: NTE1765
Electrical Characteristics (Cont’d):
(V
CC
= 15V (Note 2), R
T
= 8.2k
, C
T
= 3.3nF, Note 3 unless
otherwise specified)
Symbol
Test Conditions
Parameter
Min
Typ
Max
Unit
Drive Output 2 Enable Pin
Enable Pin Voltage
High State
V
IH
V
IL
I
IB
Output 2 Enabled
3.5
V
ref
1.5
V
Low State
Output 2 Disabled
0
V
μ
A
Low State Input Current
V
IL
= 0V
100
250
400
Drive Outputs
Output Voltage
Low State
V
OL
I
Sink
= 20mA
I
Sink
= 200mA
I
Source
= 20mA
I
Source
= 200mA
V
CC
= 6V, I
Sink
= 1mA
C
L
= 1nF
C
L
= 1nF
0.1
1.6
0.4
2.5
V
V
High State
V
OH
13.0
13.5
V
12.0
13.4
V
Output Voltage with UVLO Activated
V
OL(UVLO)
t
r
t
f
0.1
1.1
V
Output Voltage Rise Time
28
150
ns
Output Voltage Fall Time
25
150
ns
Undervoltage Lockout Section
Start
Up Threshold
V
th
13
14
15
V
Min. Operating Voltage After Turn
On
V
CC(min)
9.0
10.0
11.0
V
Total Device
Power Supply Current
Start
Up
Operating
I
CC
V
CC
= 12V
Note 2
0.6
20
1.0
25
mA
mA
Power Supply Zener Voltage
V
Z
I
CC
= 30mA
15.5
17.0
19.0
V
Note 2
. Adjust V
CC
above the Start
Up threshold before setting to 15V.
Note 3
. For typical values, T
A
= +25C; for Min/Max values, T
A
= 0
°
to +70
°
C. Low duty cycle pulse
techniques are used during test to maintain junction temperature as close to ambient as pos-
sible.
Pin Connection Diagram
V
ref
V
CC
R
T
C
T
Compensation 1
GND
Drive Output 1
Current Sense 1
Voltage Feedback 1
Voltage Feedback 2
Drive GND
Current Sense 2
Drive Output 2
Compensation 2
Drive Output 2 Enable
Sync Input
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
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