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參數(shù)資料
| 型號： | CA1523E |
| 廠商： | INTERSIL CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| 中文描述： | SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDIP14 |
| 封裝： | PLASTIC, DIP-14 |
| 文件頁數(shù)： | 2/6頁 |
| 文件大小： | 59K |
| 代理商： | CA1523E |
7-12
Specifications CA1523
Absolute Maximum Ratings
Thermal Information
DC Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V
Supply Current
|
6(MAX)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .±
50mA
|
6(MAX)
, 1
μ
s,1800pF Load. . . . . . . . . . . . . . . . . . . . +300, -200mA
Device Dissipation
Up to T
A
= 70
o
C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 530mW
Above T
A
= 70
o
C. . . . . . . . . . . . . . . Derate Linearly at 6.7mW/
o
C
Thermal Resistance
Plastic DIP Package . . . . . . . . . . . . . . . . . . . . . . . .
Device Dissipation
Up to T
A
= 70
o
C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 665mW
Ambient Temperature Range
Operating. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0
o
C to +70
o
C
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-55
o
C to +150
o
C
Lead Temperature (During Soldering)
At distance 1/16
±
in. (1.59mm
±
0.79mm)
from case for 10s Max. . . . . . . . . . . . . . . . . . . . . . . . . . . . +265
o
C
θ
JA
120
o
C/W
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation
of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
Electrical Specifications
T
A
= +25
o
C, Refer to condition shown in test circuit; V
7
= 13V, V
1
= 5.9V Unless Otherwise Specified
PARAMETERS
PIN
TEST CONDITIONS
MIN
TYP
MAX
UNITS
POWER SUPPLY, V
CC
(PIN 7)
Supply Voltage
7
9.5
13
-
V
Supply Current
7
V
CC
= +13V
20
27
34
mA
Zener Voltage
13
7.8
8.4
8.9
V
OUTPUT PULSE (PIN 6)
Maximum Pulse Width
6
Measured at 6V Threshold Level
5.5
6.5
7.5
μ
s
Minimum Pulse Width
6
Measured at 6V Threshold Level
2
3
4
μ
s
Output High Voltage
6
|
6
= 0mA, V
4
= 0V
11.1
12
12.6
V
Output Low Voltage
6
|
6
= 50mA, V
12
= 0V
0.6
1
1.3
V
Rise Time
6
Measured at 1.8V and 10V Threshold Levels
250
600
1250
ns
Fall Time
6
Measured at 1.8V and 10V Threshold Levels
50
200
350
ns
ERROR VOLTAGE RANGE (PIN 1)
Error Voltage Reference
1
Adjust R
T
; Observe Pin 6 Min/Max
Frequency Range
5.9
6.8
7.5
V
CHARGE CURRENT (PIN 14)
Charge Current
14
Adjust R
T
, V
1
= 7.5V; Set V
14
= 0V, Then V
14
= 2.5V
190
220
250
μ
A
Discharge Current
14
Adjust R
T
= 5.9V; Set V
14
= 5.5V, Then 5V
95
110
125
μ
A
Slow Start Discharge Current
14
Maintain V
14
= 5V, V
10
= 5.5V
Set V
10
= 5.5V, Measure I
14
(Hi)
Set V
10
= 4V, Measure I
14
(Lo)
Limits = I
14
(Hi) - I
14
(Lo)
1.5
20
30
40
μ
A/V
LOGIC TESTS
Discharge Voltage
10
Pin 12 = 1k
to GND
1.7
2.4
3.2
V
Output Inhibit Voltage
7
Increase V
7
Until V
9
≥
2V
7.9
8.4
9.1
V
Overcurrent Trip Voltage
11
V
12
= 5V; V
10
= 0V; Increase V
11
Until V
9
≤
0.5V
1.1
1.25
1.4
V
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