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參數(shù)資料
| 型號： | CS5111YDWF24 |
| 廠商： | ZF Electronics Corporation |
| 英文描述： | 1.4A Switching Regulator with 5V, 100mA Linear Regulator with Watchdog, RESET and ENABLE |
| 中文描述： | 1.4A的開關(guān)穩(wěn)壓器采用5V，100mA的線性穩(wěn)壓器，帶有看門狗，復(fù)位和啟用 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 188K |
| 代理商： | CS5111YDWF24 |
3
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
C
Electrical Characteristics:
5V
≤
V
IN
≤
26V and -40°C
≤
T
J
≤
150°C, C
OUT
=100μF(ESR
≤
8
), C
Delay
= 0.1μF, R
BIAS
= 64.9k,
C
OSC
= 390 pF, C
COMP
= 0.1μF unless otherwise specified.
I
Watchdog Input (WDI)
VIH
VIL
Hysteresis
Pull-Up Resistor
Low Threshold
Floating Input Voltage
WDI Pulse Width
Peak WDI needed to activate
2.0
V
V
0.8
25
20
6.25
3.5
Note 1
WDI=0V
50
50
8.78
mV
k
ms
V
μs
100
11.0
5
I
Switcher Section
Minimum Operating
Input Voltage
Switching Frequency
Switch Saturation Voltage
Output Current Limit
Max Switching Frequency
5.0
V
Refer to Figure 1d.
I
SW
= 1.4A
80
0.7
1.4
120
95
1.1
110
1.6
2.5
kHz
V
A
kHz
V
SW
= 7.5V with 50
load,
Refer to Figure 1d.
V
FB1
Regulation Voltage
V
FB2
Regulation Voltage
V
FB1
, V
FB2
Input Current
Oscillator Charge Current
Oscillator Discharge Current
C
Delay
Charge Current
Switcher Max Duty Cycle
1.206
1.206
1.25
1.25
1.294
1.294
1
45
370
45
95
V
V
μA
μA
μA
μA
%
V
FB1
= V
FB2
= 5V
C
OSC
= 0V
C
OSC
= 4V
C
Delay
= 0V
V
SW
= 5V with 50
load,
V
FB1
= V
FB2
= 1V
I
SW
= 2.3A
35
270
35
72
40
320
40
85
Current Sense Amp Gain
Error Amp DC Gain
Error Amp Transconductance
7
67
dB
2700
μA/V
I
Input
VIL
VIH
Hysteresis
Input Impedance
0.8
1.24
1.30
60
20
V
V
2.0
mV
k
10
40
I
Select Input
VIL (Selects V
FB1
)
VIH (Selects V
FB2
)
SELECT Pull-Up
Floating Input Voltage
4.9
≤
V
LIN
≤
5.1
4.9
≤
V
LIN
≤
5.1
SELECT = 0V
0.8
1.25
1.25
24
4.5
V
V
k
V
2.0
50
10
3.5
Note 1: Guaranteed by Design, not 100% tested in production.
ENABLE
RESET
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