参数资料
型号: TPS40131RHBR
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: SWITCHING CONTROLLER, 1200 kHz SWITCHING FREQ-MAX, PQCC32
封装: GREEN, PLASTIC, QFN-32
文件页数: 37/40页
文件大小: 940K
代理商: TPS40131RHBR
www.ti.com
SLVS635 – FEBRUARY 2007
ELECTRICAL CHARACTERISTICS (continued)
TA = -40°C to 85°C, VIN = 5.0 V, VDD = 12.0 V, RRT = 64.9 k, TJ = TA (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
RAMP
Ramp amplitude (1)
0.4
0.5
0.6
V
Ramp valley(1)
1.4
POWER GOOD
PGOOD high threshold
VFB relative to VREF
10%
14%
PGOOD low threshold
VFB relative to VREF
-14%
-10%
VOL
Low-level output voltage
IPGOOD = 4 mA
0.35
0.60
V
ILEAK
PGOOD bias current
VPGOOD = 5.0 V
50
80
μA
INPUT UVLO PROGRAMMABLE
Input threshold voltage, turn-on
0.9
1.0
1.1
V
Input threshold voltage, turn-off
0.810
(1)
Ensured by design. Not production tested.
6
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