參數(shù)資料
型號： TPS5211PWPR
英文描述： Analog IC
中文描述： 模擬IC
文件頁數(shù)： 11/29頁
文件大?。?/td> 500K
代理商： TPS5211PWPR
TPS5210
PROGRAMMABLE SYNCHRONOUS BUCK REGULATOR CONTROLLER
SLVS171A – SEPTEMBER 1998 – REVISED MAY 1999
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating virtual junction temperature range,
V
CC
= 12 V, I
DRV
= 0 A (unless otherwise noted) (continued)
deadtime
PARAMETER
TEST CONDITIONS
MIN
2.4
TYP
MAX
UNIT
LOHIB
High-level input voltage
V
Low-level input voltage
1.4
LOWDR
High-level input voltage
See Note 3
3
V
Low-level input voltage
See Note 3
1.7
NOTE 3: This parameter is ensured by design and is not production tested.
LODRV
PARAMETER
TEST CONDITIONS
MIN
1.85
TYP
MAX
UNIT
LODRV
High-level input voltage
V
Low-level input voltage
0.95
droop compensation
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Initial accuracy
VDROOP = 50 mV
46
54
mV
drive regulator
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output voltage
11.4 V
≤
VCC
≤
12.6 V,
1 mA
≤
IDRV
≤
50 mA
IDRV = 50 mA
7
9
V
Output regulation
100
mV
Short-circuit current
100
mA
bias regulator
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output voltage
11.4 V
≤
VCC
≤
12.6 V,
See Note 4
6
V
NOTE 4: The bias regulator is designed to provide a quiet bias supply for the TPS5210 controller. External loads should not be driven by the bias
regulator.
input undervoltage lockout
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Start threshold
9.25
10
10.75
V
Hysteresis
1.9
2
2.2
V
Stop threshold
7.5
V
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