參數(shù)資料
型號(hào): L6611
廠商: 意法半導(dǎo)體
英文描述: DIGITALLY PROGRAMMABLE SECONDARY HOUSEKEEPING CONTROLLER
中文描述: 數(shù)字可編程控制器二次內(nèi)務(wù)管理
文件頁(yè)數(shù): 9/28頁(yè)
文件大?。?/td> 609K
代理商: L6611
9/28
L6611
V
IH
PS-ON Input High Voltage
I
IN
= -200
μ
A
2.0
V
V
IL
PS-ON Input Low Voltage
0.8
V
PS-ON Input high clamp
I
PS-ON
= 100 μA
Vdd
+0.7
V
R
PS-ON
PS-ON Pull-up to V
DD
V
PS-ON
= 0V
25
50
100
K
t3
PS-ON debounce
PS-ON input minimum pulse
width for a valid logic change.
50
75
100
ms
t
SS
Error Amp. A Soft-Start period
VFB quasi-monothonic ramp from
0 to 2.5V
8
ms
V
STEP
Soft Start Step
Ramp 0V to 2.5V
39
mV
VOLTAGE REFERENCE (BUFFERED EXTERNAL PIN)
V
REF
Output Voltage
I
REF
= 1 - 5 mA; C
REF
= 47nF
2.375
2.50
2.625
V
I
SC
Short circuit current
V
REF
= 0
10
20
mA
MAIN CONVERTER FEEDBACK (ERROR AMPLIFIER A)
V
FB
Input Voltage
T
j
= 25° C
2.375
2.50
2.625
V
Trim Range
About nominal
-5
+5
%
Trim resolution
0.64
%
Z
FB
Divider impedance
from Ainv to GND. 5V and 12V
connected to GND.
35
50
65
k
Temperature coefficient
26
/
°
C
W
5
Divider 5/12 weighting
5V contribution to 5/12 feedback
47
50
53
%
A
VOL
Voltage gain
2V<V
OUT
<4V
65
dB
GBW
Unity gain bandwidth
3
MHz
PSRR
Power supply rejection ratio
4.5V<V
DD
<6V
60
70
dB
I
OUTL
Output sink current
V
FB
= 2.7V, V
OUT
= 1.1V
2
5
8
mA
I
OUTH
Output source current
V
FB
= 2.3V, V
OUT
= 4V
-1.0
-1.5
-2.0
mA
V
OUTH
Output high level
V
FB
= 2.3V, I
SOURCE
= 1 mA
4
4.5
V
V
OUTL
Output low level
V
FB
= 2.7V, I
SINK
= 2 mA
0.7
1.1
V
MAGAMP OR LINEAR POST-REGULATOR FEEDBACK (ERROR AMPLIFIER B)
V
FB
Input Voltage
T
j
= 25° C
1.22
1.25
1.28
V
Trim Range
About nominal
-5
+5
%
ELECTRICAL CHARACTERISTCS
(continued)
(unless otherwise specified: T
J
= 0 to 105°C; V
DD
= 5V, V
3V3
= 3.3V, V
5V
= 5V, V
-12V
= -12V, ,
V
Dmon
= V
DD
, PS-ON = low)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
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