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参数资料
| 型号： | TS3404CS |
| 厂商： | Taiwan Semiconductor Co., Ltd. |
| 英文描述： | PWM Buck Controller |
| 中文描述： | PWM降压控制器 |
| 文件页数： | 2/5页 |
| 文件大小： | 131K |
| 代理商： | TS3404CS |
TS3404
2-5
2003/12 rev. A
Recommended Operating Conditions
Parameter
Symbol.
Min.
Max.
Unit
Supply voltage
V
CC
3.6
27
V
Amplifier input voltage
V
I
1.05
1.45
V
Collector output voltage
V
O
Vcc~1.5
V
Current into feedback terminal
I
FB
45
uA
Feedback resistor
R
F
100
K
Timing capacitor
C
T
100
6800
pF
Oscillator frequency
Electrical Characteristics
F
OSC
10
300
KHz
(V
CC
=6V, f = 200KHz, Ta =25
o
C; unless otherwise specified.)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Reference
Comp. Connect to FB
Ta= -20
o
C ~ 25
o
C
Ta= 25
o
C ~ 85
o
C
1.225
1.25
1.275
V
- 0.1
1
Output voltage change with
temperature
V
REF
- 0.2
1
%
Under voltage lock out (UVLO)
Upper threshold Voltage
V
UT
2.9
Lower threshold voltage
V
LWT
V
HT
2.4
Hysteresis
Short circuit protection (SCP)
I
O(REF)
= 0.1mA, Ta= 25
o
C
0.5
V
Input threshold voltage
V
iT
V
STB
V
LT
I
SCP
V
CT
Ta= 25
o
C
0.60
0.67
0.75
V
Standby voltage
No pull up
100
130
160
mV
Latched input voltage
No pull up
V
I
= 0.7V, Ta= 25
o
C
50
100
mV
Input (source) current
- 10
- 15
- 20
uA
Comparator threshold voltage
Oscillator (OSC)
1.5
V
Frequency
F
OSC
F
OSC
C
T
= 270pF
C
T
= 270pF
V
CC
= 3.6V ~ 20V
200
KHz
Standard deviation of frequency
10
Frequency change with voltage
Error Amplifier
1
%
Input offset voltage
V
IO
I
IO
I
IB
± 6
mV
Input offset current
± 100
nA
Input bias current
V
O
(FB)= 1.25V
160
500
nA
Common mode input voltage
range
V
CM
V
CC
= 3.6V ~ 20V
1.05
1.45
V
Open loop voltage amplification
AV
R
F
= 200k
70
80
dB
Unity gain bandwidth
GBW
1.5
MHz
Common mode reject ratio
CMRR
60
80
dB
Max. output voltage
V
OH
V
OL
I
OI
I
OO
V
REF
~0.1
V
Min. output voltage
1
V
Output (sink) current (Comp)
0.5
1.6
mA
Output (source) current (Comp)
V
ID
= - 0.1V, V
O
= 1.25V
- 45
- 70
uA
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TS3405 | 制造商:TSC 制造商全称:Taiwan Semiconductor Company, Ltd 功能描述:Single Synchronous Buck PWM Controller |
| TS3405CS | 制造商:TSC 制造商全称:Taiwan Semiconductor Company, Ltd 功能描述:Single Synchronous Buck PWM Controller |
| TS3406 | 制造商:TSC 制造商全称:Taiwan Semiconductor Company, Ltd 功能描述:600mA / 1.5MHz Synchronous Buck Converter |
| TS3406_08 | 制造商:TSC 制造商全称:Taiwan Semiconductor Company, Ltd 功能描述:600mA / 1.5MHz Synchronous Buck Converter |
| TS3406_13 | 制造商:TSC 制造商全称:Taiwan Semiconductor Company, Ltd 功能描述:600mA / 1.5MHz Synchronous Buck Converter |
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