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參數(shù)資料
| 型號： | UCC2751N |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Very low drop voltage regulators with inhibit |
| 中文描述： | 電話鈴聲| BICMOS工藝|雙酯| 16PIN |塑料 |
| 文件頁數(shù)： | 3/8頁 |
| 文件大小： | 67K |
| 代理商： | UCC2751N |
3
UCC2751
UCC3751
ELECTRICAL CHARACTERISTICS:
Unless otherwise stated, these specifications hold for T
A
= 0°C to 70°C for the
UCC3751 and –40°C to +85°C for the UCC2751, T
A
= T
J
.
PARAMETER
TEST CONDITIONS
V12 Supply Current Section
Supply Current
ENABLE = 0V
ENABLE = 5V
Internal Reference with External Bypass Section
Output Voltage (VDD)
Load Regulation
0mA
≤
IV
DD
≤
2mA
Line Regulation
10V < VS12 < 13V, I
VDD
= 1mA
Short Circuit Current
V
DD
= 0
Output Drivers Section (DRV1, DRV2)
Pull Up Resistance
I
LOAD
= 10mA to 20mA
Pull Down Resistance
I
LOAD
= 10mA to 20mA
Rise Time
C
LOAD
= 1nF
Fall Time
C
LOAD
= 1nF
Output Drivers Section (DRVS)
Pull Up Resistance
I
LOAD
= 10mA to 20mA
Pull Down Resistance
I
LOAD
= 10mA to 20mA
Sample Pulse-Width
Mode 1 and 2, (Note 1)
Rise Time
C
LOAD
= 1nF
Fall Time
C
LOAD
= 1nF
Current Limit Section
OHD Threshold
OHD Input Current
V
OHD
= 0V
DCLIM Threshold
DCLIM Input Current
V
DCLIM
= 0V
Frequency Section (Note 1)
Primary Switching Frequency
All cases 3.579545 MHz Crystal
Sampling Switching Frequency
FS0 = 0, FS1 = 0, Mode 1, (Note 1)
FS0 = 1, FS1 = 0, Mode 1
FS0 = 0, FS1 = 1, Mode 1
MIN
TYP
MAX
UNITS
1.0
1.0
3.0
3.0
mA
mA
4.85
5
5
3
10
5.15
20
20
V
mV
mV
mA
5
6
6
15
15
100
100
50
50
nS
nS
4
4
10
10
320
100
100
240
280
50
50
nS
nS
nS
250
–900
250
–900
300
–100
300
–100
350
mV
nA
mV
nA
350
89489
89469
89464
89439
Hz
Hz
Hz
Hz
RINGEN
OHD
FS1
FS0
F
DRVS
F
DRV
–
F
DRVS
20Hz
25Hz
50Hz
0.0Hz
0.0Hz
1
1
1
0
X
0
0
0
X
1
0
0
1
X
X
0
1
0
X
X
89.469kHz
89.464kHz
89.439kHz
89.489kHz
89.489kHz
FS1
FS0
MODE
Sine Wave
Frequency (Hz)
20
25
50
0
0
0
0
1
1
0
1
0
1
1
1
1
3
2
OHD = 0.5
Table I. Frequency selectability decoding.
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