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DAP002 数据表(PDF) 4 Page - STMicroelectronics

部件名 DAP002
功能描述  PRIMARY CONTROLLER WITH STANDBY
PDF  23 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

DAP002 数据表(HTML) 4 Page - STMicroelectronics

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6
8
20
30
V 1 4 = 0, P in2 = open
Tj = 2 5 °C
04
8
1 2
16
20
24
0
0.05
0.1
0.15
0.2
4
Vc c [V ]
Iq [m A ]
28
X
Y
Figure 1. L5991 - Quiescent current vs. input
voltage.
(X = 7.6V and Y= 8.4V for L5991A)
0
4
8
12
16
20
24
0
50
100
150
200
250
300
350
Vc c [ V ]
Iq [µ A ]
V 14 = V r e f
T j = 25 ° C
X
Y
Figure 2. L5991 - Quiescent current vs. input
voltage (after disable).
(X = 7.6V and Y= 8.4V for L5991A)
ELECTRICAL CHARACTERISTICS (continued.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
OUTPUT SECTION
Fall Time
CO = 1nF
CO = 2.5nF
20
35
60
ns
ns
Rise Time
CO = 1nF
CO = 2.5nF
50
70
100
ns
ns
UVLO Saturation
VCC = VC = 0 to VCCON; Isink = 10mA
1.0
V
SUPPLY SECTION
VCCON
Startup voltage
L5991
L5991A
14
7.8
15
8.4
16
9
V
V
VCCOFF
Minimum Operating
Voltage
L5991
L5991A
9
7
10
7.6
11
8.2
V
V
Vhys
UVLO Hysteresis
L5991
L5991A
4.5
0.5
5
0.8
V
V
IS
Start Up Current
Before Turn-on at:
VCC = VC = VCCON -0.5V
40
75
120
µA
Iop
Operating Current
CT = 1nF, RT = 13.3k
Ω, CO =1nF
9
13
mA
Iq
Quiescent Current
(After turn on), CT = 1nF,
RT = 13.3k
Ω, CO =0nF
7.0
10
mA
VZ
Zener Voltage
I8 = 20mA
21
25
30
V
STANDBY FUNCTION
VREF-VST-BY
IST-BY = 2mA
45
mV
VT1
Standby Threshold
Vcomp Falling
2.5
V
Vcomp Rising
4.0
V
SYNCHRONIZATION SECTION
Master Operation
V1
Clock Amplitude
ISOURCE = 0.8mA
4
V
I1
Clock Source Current
Vclock = 3.5V
3
7
mA
Slave Operation
V1
Sync Pulse
Low Level
1
V
High Level
3.5
V
I1
Sync Pulse Current
VSYNC = 3.5V
0.5
mA
OVER CURRENT PROTECTION
Vt
Fault Threshold Voltage
1.1
1.2
1.3
V
DISABLE SECTION
Shutdown threshold
2.4
2.5
2.6
V
Input Bias Current
Vpin14 = 0 to 3V
-1
1
µA
IqSH
Quiescent current After
Disable
VCC = 15V
330
µA
L5991 - L5991A
4/23



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