參數(shù)資料
型號: TPS561000PWP
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 1.4 A SWITCHING CONTROLLER, PDSO28
封裝: PLASTIC, TSSOP-28
文件頁數(shù): 2/27頁
文件大?。?/td> 370K
代理商: TPS561000PWP
TPS56100
HIGH-EFFICIENCY DSP POWER SUPPLY CONTROLLER
FOR 5-V INPUT SYSTEMS
SLVS201A – JUNE 1999 – REVISED JULY 1999
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating virtual junction temperature range,
VCC = 5 V (unless otherwise noted) (continued)
power good
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Undervoltage trip threshold
90
93
95
%VREF
VOL
Low-level output voltage
IO = 2.5 mA
0.4
0.75
V
IOH
High-level input current
VPWRGD = 5 V
1
A
Vhys
Hysteresis voltage
3
%VREF
slowstart
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Charge current
VSLOWST = 0.5 V,
IVREFB = 65 A
VVREFB = 1.3 V,
10.4
13
15.6
A
Discharge current
VSLOWST = 1 V
3
mA
Comparator input offset voltage
–18
18
mV
Comparator input bias current
See Note 3
10
100
nA
Comparator hysteresis
–8.5
8.5
mV
NOTE 3: This parameter is ensured by design and is not production tested.
hysteretic comparator
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input offset voltage
See Note 3
–4
4
mV
Input bias current
See Note 3
500
nA
Hysteresis accuracy
VREFB – VHYST = 15 mV
(Hysteresis window = 30 mV)
–5
5
mV
Maximum hysteresis setting
VREFB – VHYST = 30 mV
60
mV
NOTE 3: This parameter is ensured by design and is not production tested.
thermal shutdown
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Over temperature trip point
See Note 3
160
°C
Hysteresis
See Note 3
10
°C
NOTE 3: This parameter is ensured by design and is not production tested.
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