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參數(shù)資料
| 型號： | UCC39235 |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | HIGH-VOLTAGE HOT-SWAP POWER MANAGER |
| 中文描述： | 高壓熱插拔電源管理器 |
| 文件頁數(shù)： | 8/10頁 |
| 文件大?。?/td> | 153K |
| 代理商： | UCC39235 |
SLUS471 – NOVEMBER 2000
8
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating junction temperature range,
–VIN to GND = –48 V, ON to GND = 2.8 V, INSA = INSB = –VIN, ISENS = –VIN, UVLO = 2.5 V, OVLO
= VIN, all outputs unloaded (unless otherwise noted) (continued)
voltage reference output
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
REF voltage
–50
μ
A < IREF < 0
μ
A
4.9
5.0
5.1
V
undervoltage/overvoltage lockout
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
UVLO falling threshold
ON = high,
to GATE falling
1.20
1.25
1.30
V
UVLO hysteresis
ON = high,
to GATE rising
25
mV
UVLO input current
VUVLO = 2.5 V
ON = high,
–1
1
μ
A
OVLO rising threshold
to GATE falling
1.20
1.25
1.30
V
OVLO hysteresis
ON = high,
to GATE rising
25
mV
OVLO input current
VOVLO = 2.5 V
–1
1
μ
A
supply and control inputs
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
–VIN input current
250
μ
A
INSA, INSB threshold voltage
ON = high,
to GATE rising
1.0
1.4
1.8
V
INSA, INSB pullup current
VINSA = VINSB = –VIN
10
μ
A
ON threshold voltage with respect to
GND
To GATE rising
1.0
1.4
1.8
V
ON input current
VON – VGND = 5 V
10
μ
A
P
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