参数资料
型号: UCC280002PWTR
元件分类: 基准电压源/电流源
英文描述: 5.0 AMP POSITIVE VOLTAGE REGULATOR
中文描述: 5.0放大器正电压稳压器
文件页数: 4/19页
文件大小: 296K
代理商: UCC280002PWTR
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
相关PDF资料
PDF描述
UCC280003D Very low drop 1A regulator
UCC280003DTR 5.0 AMP POSITIVE VOLTAGE REGULATOR
UCC280003J 5.0 AMP POSITIVE VOLTAGE REGULATOR
UCC280003N 5.0 AMP POSITIVE VOLTAGE REGULATOR
UCC280003PW 5.0 AMP POSITIVE VOLTAGE REGULATOR
相关代理商/技术参数
参数描述
UCC280003D 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
UCC280003DTR 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
UCC280003J 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
UCC280003N 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC
UCC280003PW 制造商:未知厂家 制造商全称:未知厂家 功能描述:Analog IC