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参数资料
| 型号： | TLE8386EL |
| 厂商： | INFINEON TECHNOLOGIES AG |
| 元件分类： | 稳压器 |
| 英文描述： | 0.09 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO14 |
| 封装： | GREEN, PLASTIC, SSOP-14 |
| 文件页数： | 2/26页 |
| 文件大小： | 1527K |
| 代理商： | TLE8386EL |
Datasheet
10
Rev. 1.0, 2009-11-30
TLE8386EL
Boost Regulator
5.2
Electrical Characteristics
1)
V
IN = 6V to 40V; 4.5V ≤ VFBH ≤ 40V, 4.5V ≤ VFBL ≤ 40V, Tj = -40 °C to +150 °C, all voltages with respect to ground,
positive current flowing into pin; (unless otherwise specified)
Pos.
Parameter
Symbol
Limit Values
Unit
Conditions
Min.
Typ.
Max.
Boost Regulator:
5.2.1
Feedback Reference Voltage
V
REF
0.28
0.30
0.32
V
V
IN = 19 V;
V
REF= VFBH -VFBL
5.2.2
Voltage Line Regulation
VREF
/
VIN
–
0.15
%/V
V
IN = 6 to 19 V;
V
BO= 30 V;
I
BO = 100 mA
5.2.3
Voltage Load Regulation
VREF
/
IBO
––5%/A
V
IN = 19 V;
V
BO = 30V;
I
BO = 100 to 500 mA
5.2.4
Switch Peak Over Current
Threshold
V
SWCS
130
150
170
mV
V
IN = 6 V
V
FBH = VFBL = 5 V
V
COMP = 3.5V
5.2.5
Maximum Duty Cycle
D
MAX,fixed
90
93
95
%
Fixed frequency mode
5.2.6
Maximum Duty Cycle
D
MAX,sync
88
–
%
Synchronization mode
5.2.7
Soft Start Ramp
t
SS
350
1000
1500
s
V
FB rising from 5% to
95% of
V
FB, typ.
5.2.8
Feedback Input Current
I
FBx
-10
-50
-100
A
V
FBH - VFBL = 0.3 V
5.2.9
Switch Current Sense Input
Current
I
SWCS
10
50
100
A
V
SWCS = 150 mV
5.2.10
Input Undervoltage Shutdown
V
IN,off
3.75
–
V
V
IN decreasing
5.2.11
Input Voltage Startup
V
IN,on
––4.75
V
V
IN increasing
Gate Driver for Boost Switch
5.2.12
Gate Driver Peak Sourcing
I
SWO,SRC
–380
–mA
V
SWO = 3.5V
5.2.13
Gate Driver Peak Sinking
I
SWO,SNK
–550
–mA
V
SWO = 1.5V
5.2.14
Gate Driver Output Rise Time
t
R,SWO
–
3060ns
C
L,SWO = 3.3nF;
V
SWO = 1V to 4V
5.2.15
Gate Driver Output Fall Time
t
F,SWO
–
2040ns
C
L,SWO = 3.3nF;
V
SWO = 1V to 4V
5.2.16
Gate Driver Output Voltage1)
V
SWO
4.5
–
5.5
V
C
L,SWO = 3.3nF;
1) Not subject to production test, specified by design
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