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參數(shù)資料
| 型號： | LNBP9LIT |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING REGULATOR, SFM5 |
| 封裝： | ROHS COMPLIANT, IPPAK-5 |
| 文件頁數(shù)： | 18/21頁 |
| 文件大?。?/td> | 439K |
| 代理商： | LNBP9LIT |
Electrical characteristics
LNBP8L, LNBP9L, LNBP10L, LNBP11L
6/21
Doc ID 15153 Rev 2
4
Electrical characteristics
VCC2 = 23 V
(1), EN/VSEL = LOW, TEN = LLC = LOW, EXTM = FLOATING, I
OUT = 50 mA,
TJ = 0 °C to 85 °C, unless otherwise stated. Typical values are referred to TJ = 25 °C.
Table 5.
Electrical characteristics
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
VCC1
VCC supply input 1
(1)
IOUT = 500 mA, TEN=HIGH,
EN/VSEL=LOW, LLC=LOW
15
25
V
IOUT = 500 mA, TEN=HIGH,
EN/VSEL=LOW, LLC= HIGH
16
25
VCC2
VCC supply input 2
(1)
IOUT = 500 mA, TONE=HIGH,
EN/VSEL=HIGH, LLC=LOW
22
25
V
IOUT = 500 mA, TONE=HIGH,
EN/VSEL=HIGH, LLC= HIGH
23
25
VOUT
Output voltage
IOUT = 500 mA, EN/VSEL=LOW
12.5
13.25
14
V
IOUT = 500 mA, EN/VSEL=HIGH
17
18
19
V
IOUT = 500 mA, EN/VSEL=LOW,
LLC=HIGH (2)
14.25
V
IOUT = 500 mA, EN/VSEL=LLC=HIGH
(2)
19
V
ΔV
OUT
Line regulation (1)
VCC1 from 15 V to 18 V, EN/VSEL=LOW
or HIGH
540
mV
ΔV
OUT
Load regulation
VCC1 = VCC2 = 22 V, IOUT from 50 mA to
500 mA, EN/VSEL=LOW or HIGH
50
150
mV
IMAX
Output current limiting
550
700
850
mA
FTONE
Tone frequency
TEN=High
20
22
24
kHz
ATONE
Tone amplitude
TEN=High
0.4
0.65
0.9
VPP
DTONE
Tone duty cycle
TEN=High
40
50
60
%
tr, tf
Tone Rise and Fall Time
TEN=High (3)
510
15
s
GEXTM
External modulation Gain
Δ V
OUT/Δ VEXTM, freq. from 10 kHz to 40
kHz
4.5
5.5
6.5
VEXTM
External modulation input
voltage
AC Coupling
400
mVPP
ZEXTM
External modulation
impedance
Freq. from 10 kHz to 40 kHz
400
Ω
VILT
Control input logic LOW
threshold for 3-state pin
EN/VSEL
0.8
1
1.2
V
VIHT
Control input logic HIGH
threshold for 3-state pin
EN/VSEL
1.8
2
2.2
V
IIHT
3-state control pin input
current HIGH
VIHT = 5 V, EN/VSEL
-400
A
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