參數(shù)資料
型號: TPS5103IDBR
英文描述: SMPS Controller
中文描述: 開關(guān)電源控制器
文件頁數(shù): 9/31頁
文件大小: 1083K
代理商: TPS5103IDBR
TPS5102
DUAL, HIGH-EFFICIENCY CONTROLLER FOR NOTEBOOK PC POWER
SLVS239 - SEPTEMBER 1999
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range, V
CC
= 7 V
(unless otherwise noted) (continued)
softstart
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
μ
A
mA
ICTRL
Soft-start current
1.8
2.5
3
Maximum discharge current
0.92
VTLH
VTHL
Threshold voltage (skip mode)
3.4
1.8
3.9
2.6
4.7
3.4
V
output voltage protection (COMP)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Threshold voltage
Progagation delay, 50% duty cycle,
No capacitor on COMP or OUT_u pin,
Frequency = 200 kHz
0.9
1.1
1.3
V
Turnon
900
ns
Turnoff (with channel on)
400
ns
The delay time in the table includes the driver delay.
PWM/SKIP
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
0.5
UNIT
Threshold
High to low
V
Low to high
2
Delay
High to low
Low to high
550
400
ns
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