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參數(shù)資料
| 型號： | UCC384DPTRADJ |
| 英文描述： | 2.5V micropower shunt voltage reference |
| 中文描述： | 工業(yè)控制IC |
| 文件頁數(shù)： | 4/19頁 |
| 文件大?。?/td> | 296K |
| 代理商： | UCC384DPTRADJ |
SLUS458C AUGUST 2001 REVISED SEPTEMBER 2003
4
www.ti.com
electrical characteristics V
DD
= 15 V (See Note 1), R
T
= 10 k
, C
T
= 3.3 nF, C
VDD
= 0.1
μ
F and no load
on the outputs, T
A
= 40
°
C to 105
°
C for the UCC28C4x and T
A
= 0
°
C to 70
°
C for the UCC38C4x,
T
A
= T
J
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Output Section
VOUT low (RDS(on) pull-down)
VOUThigh (RDS(on) pull-up)
Rise tIme
ISINK = 200 mA
ISOURCE = 200 mA
TA = 25
°
C,
TA = 25
°
C,
5.5
15
10
25
CLOAD = 1 nF
CLOAD = 1 nF
25
50
ns
Fall time
20
40
Undervoltage Lockout Section
UCC38C42, UCC38C44
13.5
14.5
15.5
Start threshold
UCC38C43, UCC38C45
7.8
8.4
9.0
UCC38C40, UCC38C41
6.5
7.0
7.5
V
UCC38C42, UCC38C44
8
9
10
Minimum operating voltage
UCC38C43, UCC38C45
7.0
7.6
8.2
UCC38C40, UCC38C41
6.1
6.6
7.1
PWM Section
Maximum duty cycle
UCC38C42, UCC38C43, UCC38C40, VFB < 2.4 V
UCC38C44, UCC38C45, UCC38C41, VFB < 2.4 V
VFB > 2.6 V
94%
96%
47%
48%
Minimum duty cycle
0%
Current Supply Section
Start-up current (ISTART-UP)
Operating supply current (IDD)
NOTE 1: Adjust VDD above the start threshold before setting at 15 V.
VDD = Undervoltage lockout start threshold (0.5 V)
VFB = VCS = 0 V
50
100
μ
A
mA
2.3
3.0
1
2
3
4
8
7
6
5
COMP
FB
CS
RT/CT
VREF
VDD
OUT
GND
PDIP (P) or SOIC (D) PACKAGE
(TOP VIEW)
MSOP (DGK) PACKAGE
(TOP VIEW)
VREF
VDD
OUT
GND
8
7
6
5
1
2
3
4
COMP
FB
CS
RT/CT
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| UCC384DPTR-ADJ | 功能描述:低壓差穩(wěn)壓器 - LDO 0.5A Negative Linear RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| UCC384DPTR-ADJG4 | 功能描述:低壓差穩(wěn)壓器 - LDO 0.5A Negative Linear RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| UCC384-X | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low Dropout 0.5A Negative Linear Regulator |
| UCC38500 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:BICMOS PFC/PWM COMBINATION CONTROLLER |
| UCC38500DW | 功能描述:功率因數(shù)校正 IC BiCMOS PFC/PWM Comb Controller RoHS:否 制造商:Fairchild Semiconductor 開關(guān)頻率:300 KHz 最大功率耗散: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel |
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