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33997 参数 Datasheet PDF下载

33997图片预览
型号: 33997
PDF下载: 下载PDF文件 查看货源
内容描述: 开关电源与线性稳压器 [Switching Power Supply with Linear Regulators]
分类和应用: 稳压器开关
文件页数/大小: 20 页 / 456 K
品牌: FREESCALE [ FREESCALE SEMICONDUCTOR, INC ]
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Freescale Semiconductor, Inc.
STATIC ELECTRICAL CHARACTERISTICS (continued)
Characteristics noted under conditions 9.0 V
V
PWR
16 V, -40°C
T
J
= T
A
125°C, using the typical application circuit (see
Figure 8)
unless otherwise noted. Typical values noted reflect the approximate parameter mean at T
A
= 25°C under nominal
conditions unless otherwise noted.
Characteristic
Symbol
Min
Typ
Max
Unit
LINEAR REGULATOR V
DDL
V
DDL
Output Voltage
V
PWR
= KA_V
PWR
= 14 V, I
VDDL
= 200 mA
V
DDL
Line Regulation
V
DDH
= 4.8 V to 5.2 V, I
VDDL
= 400 mA
RegLn
VDDL
-70
RegLd
VDDL
-70
I
DRVL
5.0
R
LDisch
1.0
R
CLAMP
0.6
C
VDDL
ESR
VDDL
68
0.125
10
µF
10
11
25
70
mA
70
mV
V
DDL
3.15
3.45
mV
V
Freescale Semiconductor, Inc...
V
DDL
Load Regulation
V
PWR
= KA_V
PWR
= 14 V, I
VDDL
= 10 mA to 400 mA
DRVL Output Current
V
PWR
= KA_V
PWR
= 14 V, VDRVL = 1.0 V
V
DDL
Active Discharge Resistance
V
PWR
= KA_V
PWR
= 14 V, EN = 0 V, I
FBL
= 10 mA
V
DDH
to V
DDL
Active Clamp Resistance
V
PWR
= KA_V
PWR
= 14 V, EN = 0 V, I
VDDH
= 50 mA, V
FBKB
= 0 V
V
DDL
Output Capacitor Capacitance (Note 12)
V
DDL
Output Capacitor ESR (Note 12)
KEEP-ALIVE (STANDBY) REGULATOR V
KAM
V
KAM
Output Voltage
I
VKAM
= 5.0 mA, VPWR = KA_V
PWR
= 18 V, EN = 5.0 V
V
KAM
Output Voltage, EN = 0 V (Standby Mode)
V
PWR
= KA_V
PWR
= 26 V, I
VKAM
= 0.5 mA
V
PWR
= KA_V
PWR
= 18 V, I
VKAM
= 5.0 mA
V
PWR
= KA_V
PWR
= 5.0 V, I
VKAM
= 10.0 mA
V
PWR
= 0 V, KA_V
PWR
= 3.5 V, I
VKAM
= 5.0 mA
V
KAM
Line Regulation, EN = 0 V (Standby Mode)
V
PWR
= KA_V
PWR
= 5.0 V to 18 V, I
VKAM
= 2.0 mA
V
KAM
Load Regulation, EN = 0 V (Standby Mode)
V
PWR
= KA_V
PWR
= 14 V, I
VKAM
= 1.0 mA to 10 mA
Differential Voltage V
KAM
- V
DDL
EN = 5.0 V, I
VKAM
= 5.0 mA, V
PWR
= KA_V
PWR
= 14 V, I
VDDL
= 200 mA
V
KAM
Output Capacitor Capacitance (Note 12)
V
KAM
Output Capacitor ESR (Note 12)
Notes
12. Recommended value.
C
VKAM
ESR
VKAM
Reg
VKAM
-20
4.7
1.4
20
µF
RegLd
VKAM
0
100
mV
RegLn
VKAM
-20
20
mV
V
KAM
3.0
3.0
3.0
2.0
3.6
3.6
3.6
3.5
mV
V
KAM
3.0
3.6
V
V
MOTOROLA ANALOG INTEGRATED CIRCUIT DEVICE DATA
For More Information On This Product,
Go to: www.freescale.com
33997
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