參數(shù)資料
型號: TPS40180RGER
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 0.05 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PQCC24
封裝: GREEN, PLASTIC, VQFN-24
文件頁數(shù): 49/52頁
文件大小: 1291K
代理商: TPS40180RGER
www.ti.com
SLVS753B – FEBRUARY 2007 – REVISED NOVEMBER 2007
ELECTRICAL CHARACTERISTICS (continued)
VVDD = 12V, VBP5 = 5V, VPVCC = 5V, –40°C < TJ < 85°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
GATE DRIVERS
RHDRV(on)
HDRV Pull Up Resistance
VBOOT = 5 V, V(SW) = 0 V, IHDRV = 100 mA
1
2
3
RHDRV(off)
HDRV Pull Down Resistance
VBOOT = 5 V, VSW = 0 V, IHDRV = 100 mA
0.5
1
2
RLDRV(on)
LDRV pull up resistance
VPVCC = 5 V, ILDRV = 100 mA
1
2
3.5
RLDRV(off)
LDRV pull down resistance
VPVCC = 5 V, ILDRV = 100 mA
0.3
0.75
1.5
tHDRV(r)
HDRV rise time (3)
25
75
tHDRV(f)
25
75
HDRV fall time(3)
CLOAD = 3.3 nF
ns
tLDRV(r)
LDRV rise time(3)
25
75
tLDRV(f)
LDRV fall time(3)
10
60
POWER GOOD
VFBPG_H
Powergood high FB voltage threshold
764
787
798
VFBPG_L
Powergood low FB voltage threshold
591
611
626
mV
VFBPG(hyst)
Powergood threshold hysteresis
30
60
TPGDLY
Powergood delay time (3)
10
s
VPGL
Powergood low level output voltage
IPG = 2 mA
0.35
0.40
V
IPGLK
Powergood leakage current
VPG = 5 V
1
A
OVERVOLTAGE AND UNDERVOLTAGE
VFB_U
FB pin under voltage threshold
565
580
595
mV
VFB_O
FB pin over voltage threshold
792
810
828
THERMAL SHUTDOWN
TTSD
Shutdown Temperature(3)
126
135
144
TTSD(hyst)
40
Hysteresis(3)
°C
TWRN
Warning Temperature(3)
106
115
124
TWR(hyst)
Hysteresis(3)
10
(3)
Specified by design. Not production tested .
6
Copyright 2007, Texas Instruments Incorporated
Product Folder Link(s): TPS40180
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