參數(shù)資料
型號: TLE7368G
廠商: INFINEON TECHNOLOGIES AG
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO36
封裝: PLASTIC, SOP-36
文件頁數(shù): 7/39頁
文件大?。?/td> 932K
代理商: TLE7368G
Data Sheet
15
Rev. 1.1, 2007-11-08
TLE7368
General Product Characteristics
4.4.32
Drop voltage
V
dr, Q_LDO2
400
mV
SEL_LDO2 = GND;
V
CCP = 9 V;
I
Q_LDO2 = 250 mA;
V
IN = 4.5 V;
4.4.33
Load regulation
VQ_LDO2
65
mV/A 2.6 V mode
1 mA <
I
Q_LDO2 < 650 mA
4.4.34
Power supply ripple
rejection
PSRR
Q_LDO2
26
dB
V
IN_LDO2 = 5.6 V;
V
IN_LDO2, ripple pp = 150 mV;
f
IN_LDO2, ripple = 370 kHz;
I
Q_LDO2 = 250mA;
C
Q_LDO2 = 4.7 F ceramic
X7R1)
4.4.35
Selector Pull-down
resistor
R
SEL_LDO2
0.7
1.2
1.9
M
4.4.36
Output capacitor
C
Q_LDO2
1–
470
F
4.4.37
Output capacitor
ESR
C
Q_LDO2
0–
2
at 10 kHz;1)
External Voltage Regulator Control
4.4.38
Driver current limit
I
DRV_EXT, lim
75
150
mA
V
FB_EXT = 1.2 V
4.4.39
Feedback voltage
V
FB_EXT
1.51
1.55
V
4.4.40
Feedback input current
I
FB_EXT
-250
A–
4.4.41
Load regulation
VFB_EXT
––
20
mV/A
V
FB/L_IN = 5.4 V;
V
CCP = 9.0 V;
I
FB_EXT = 100 A to 1 A;
7)
4.4.42
Output capacitor
C
FB_EXT
4.7
F
4.4.43
Output capacitor
ESR
C
FB_EXT
0–
0.1
at 10 kHz;1)
Voltage Tracker Q_T1
4.4.44
Output voltage tracking
accuracy to Q_LDO1
VQ_T1
-10
10
mV
0 mA <
I
Q_T1 < 105 mA
4.4.45
Output current limitation
I
Q_T1
120
240
mA
V
Q_T1 = 4.0 V
4.4.46
Drop voltage
V
dr, Q_T1
––
400
mV
I
Q_T1 = 105 mA;
V
FB/L_IN = 5.3 V;
V
Q_LDO1 = 5.0 V
4.4.47
Power supply ripple
rejection
PSRR
Q_T1
26
dB
V
FB/L_IN = 5.6 V;
V
FB/L_IN, ripple pp = 150 mV;
f
FB/L_IN, ripple = 370 kHz;
V
Q_LDO1 = 5.0 V;
I
Q_T1 = 100 mA;
C
Q_T1 = 4.7F ceramic X7R;
4.4.48
Output capacitor
C
Q_T1
4.7
F
4.4.49
Output capacitor
ESR
C
Q_T1
0–
3
at 10 kHz;1)
Electrical Characteristics (cont’d)
V
IN = VIN_STBY = 13.5 V, Tj = -40 °C to +150 °C,
V
CCP = 9.0 V; SEL_STBY = Q_STBY; all voltages with respect to ground.
Pos.
Parameter
Symbol
Limit Values
Unit
Conditions
Min.
Typ.
Max.
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