參數(shù)資料
型號(hào): TPS2341PHPR
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 4-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP48
封裝: POWERPAD, HTQFP-48
文件頁數(shù): 27/31頁
文件大?。?/td> 649K
代理商: TPS2341PHPR
TPS2341
SLUS513A MAY 2003 REVISED JULY 2004
5
www.ti.com
electrical characteristics over recommended operating temperature range, P12VINA = P12VINB =
12 V, V5IN = 5 V, V3IN = 3.3 V, DIGVCC = 3.3 V, M12VINA = M12VINB = 12 V, 3VSTBYIN = 3.3 V, all
outputs unloaded, 40
°C to 85°C, TA = TJ (unless otherwise noted) (continued)
dc electrical characteristics
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input threshold voltage (SDA, SCL)
0.8
1.4
2.0
High-level input threshold voltage
(SWA, SWB, PGOOD)
1.9
2.4
2.8
Low-level input threshold voltage
(SWA, SWB, PGOOD)
0.4
0.8
1.2
V
Input hysteresis (SWA, SWB, PGOOD)
1.0
1.6
2.0
Address and enable threshold voltage
(ADDR1, ENA, ENB)
0.4
1.0
1.5
Address and enable hysteresis voltage
(ADDR1, ENA, ENB)
200
mV
Address and enable floating voltage when not
externally driven (ADDR1, ENA, ENB)
1.65
V
Address and enable Thevenin equivalent
impedance (ADDR1, ENA, ENB)
50
k
Test mode threshold voltage (ADDR1)
1.75
2.50
2.80
V
Test mode hysteresis voltage (ADDR1)
200
mV
High-level output voltage
(all digital outputs, except IRQ# and SDA)
IL = 4 mA
DIGVCC
0.4
DIGVCC
0.2
V
Low-level output voltage (all digital outputs)
IL = 4 mA
0.2
0.4
V
3.3 V pull-up resistance (SWA, SWB, PGOOD)
30
200
k
recommended operating conditions
MIN
MAX
UNIT
Input voltage, P12VINA, P12VINB
10.8
13.2
Input voltage, V5IN
4.75
5.25
Input voltage, DIGVCC
3.1
3.5
V
Input voltage, M12VINA, M12VINB
13.2
10.8
V
Input voltage, 3VSTBYIN
3.1
3.5
Load current, P12VOA, P12VOB
0
500
Load current, M12VOA, M12VOB
0
100
mA
Load current, 3VAUXA, 3VAUXB
0
375
mA
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