參數(shù)資料
型號: UCC2813NTR-0
廠商: Texas Instruments, Inc.
英文描述: Low Power Economy BiCMOS Current Mode PWM
中文描述: 低功耗經(jīng)濟的BiCMOS電流模式PWM
文件頁數(shù): 4/13頁
文件大?。?/td> 404K
代理商: UCC2813NTR-0
SGLS245 MAY 2004
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics T
A
= 40 C to 125 C, V
CC
= 10 V (see Note 1), RT = 100 k
from REF to
RC, CT = 330 pF from RC to GND, 0.1 F capacitor from V
CC
to GND, 0.1 F capacitor from V
REF
to GND
and T
A
= T
J
(unless otherwise stated)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Oscillator Section
Oscillator frequency
See Note 2
UCC2813-0/1/2/4
40
46
52
kHz
UCC2813-3/5
26
31
36
Temperature stability
See Note 7
2.5
%
Amplitude peak-to-peak
2.25
2.4
2.55
V
Oscillator peak voltage
2.45
V
Error Amplifier Section
Input voltage
COMP = 2.5 V
UCC2813-0/1/2/4
2.42
2.5
2.56
V
COMP = 2.0 V
UCC2813-3/5
1.92
2
2.05
Input bias current
2
2
μ
A
Open loop voltage gain
60
80
dB
COMP sink current
FB = 2.7 V,
COMP = 1.1 V
0.3
3.5
mA
COMP source current
FB = 1.8 V,
COMP = REF 1.2 V
0.2
0.5
0.8
mA
Gain bandwidth product
See Note 7
2
MHz
PWM Section
Maximum duty cycle
UCC2813-0/2/3
97
99
100
%
UCC2813-1/4/5
48
49
50
Minimum duty cycle
COMP = 0 V
0
%
Current Sense Section
Gain
See Note 3
1.1
1.65
1.8
V/V
Maximum input signal
COMP = 5 V,
See Note 4
0.9
1
1.1
V
Input bias current
200
200
nA
CS blank time
50
100
150
ns
Over-current threshold voltage
1.32
1.55
1.7
V
COMP to CS offset voltage
CS = 0 V
0.45
0.9
1.35
V
Output Section (OUT)
IOUT = 20 mA
IOUT = 200 mA
IOUT = 50 mA, VCC = 5 V
IOUT = 20 mA, VCC = 0 V
IOUT = 20 mA
IOUT = 200 mA
IOUT = 50 mA, VCC = 5 V
CL = 1 nF
CL = 1 nF
All parts
0.1
0.4
Low-level output voltage
All parts
0.35
0.9
V
UCC2813-3/5
0.15
0.4
All parts
0.7
1.2
All parts
0.15
0.4
High-level output voltage VSAT (VCC - OUT)
All parts
1
1.9
V
UCC2813-3/5
0.4
0.9
Rise time
41
70
ns
Fall time
44
75
ns
相關PDF資料
PDF描述
UCC2813NTR-1 Low Power Economy BiCMOS Current Mode PWM
UCC2813-2QDRQ1 LOW-POWER BICMOS CURRENT-MODE PWM
UCC2813NTR-2 Low Power Economy BiCMOS Current Mode PWM
UCC2813NTR-3 Low Power Economy BiCMOS Current Mode PWM
UCC2813NTR-4 Low Power Economy BiCMOS Current Mode PWM
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UCC2813NTR-2 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low Power Economy BiCMOS Current Mode PWM
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UCC2813NTR-5 制造商:TI 制造商全稱:Texas Instruments 功能描述:Low Power Economy BiCMOS Current Mode PWM