参数资料
型号: XC9519A12AZR-G
厂商: Torex Semiconductor Ltd
文件页数: 8/38页
文件大小: 0K
描述: IC REG BOOST INV ADJ 2A DL 24QFN
标准包装: 1
类型: 升压(升压),反相
输出类型: 可调式
输出数: 2
输出电压: 4 V ~ 18 V,-4 V ~ -15 V
输入电压: 2.7 V ~ 5.5 V
频率 - 开关: 1.2MHz
电流 - 输出: 2A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-WFQFN 裸露焊盘
包装: 标准包装
供应商设备封装: 24-QFN(4x4)
其它名称: 893-1168-6
XC9519 Series
■ ELECTRICAL CHARACTERISTICS (Continued)
● XC9519 Series, Inverting DC/DC Converter
Ta=25℃
PARAMETER
Output Voltage Range
SYMBOL
V OUTNSET
CONDITIONS
(*1)
MIN.
(*2)
-15.0
TYP.
-
MAX.
-4.0
UNITS
V
CIRCUI T
-
V IN = V ENN = 3.6V, V ENP = V MODE = 0V
FBN Voltage
V FBN
The voltage which L XN starts oscillation while
-26
0
26
mV
V FBN is increasing.
Reference Voltage
Output Voltage Accuracy
Oscillation Frequency
PFM Switching Current
Maximum Duty Cycle
LXN SW “L” ON
Resistance
LXN SW “L” Leak
Current
V REF
V OUTNA
f OSCN
I PFMN
D MAXN
R LXNL
I LEAKL
V IN = V ENN = 3.6V, V ENP = V MODE = 0V, V FBN = 0.1V
V OUTNA =V REF -V FBN
V IN = V ENN = 3.6V, V ENP = V MODE = 0V, V FBN = 0.1V
V IN = V ENN = V MODE = 3.6V, V ENP = 0V
V IN = V ENN = 3.6V, V ENP = V MODE = 0V, V FBN = 0.1V
V IN = V ENN = 3.6V, V ENP = V MODE = 0V, I LXN = 100mA
V IN = V ENN = 3.6V, V ENP = V MODE = 0V, V FBN = 0.1V
0.970
0.985
1020
220
84
-
-
1.000
1.000
1200
350
90
0.22
0.01
1.030
1.015
1380
550
97
0.48
1.0
V
V
kHz
mA
%
Ω
μ A
-
-40 C ≦ Topr ≦ 85 C
ppm / C
Maximum Current Limit
Reference Voltage
Temperature
Characteristics
(*3)
I LIMN
V REF /
(V REF ? Topr)
V IN = V ENN = 5.5V, V ENP = V MODE = 0V
V FBN = 0.1V
o o
2000
-
-
±100
4000
-
mA
o
-
V IN = 3.6V, V ENP = V MODE = 0V, V FBN = 0.05V
Soft-Start Time
t SSN
Time to start L XN oscillation from the rise of V ENP .
0.8
2.2
4.0
ms
(0V → 3.6V)
Short Protection
Threshold Voltage
Over Voltage
Protection Limit
C L Discharge Resistance
V SHORTN
V OVPN
R DCHGN
V IN = V ENN = 5.5V, V ENP = V MODE = 0V
The voltage which the integral latch time
becomes 200 μ s or less while V FBN is increasing.
V IN = V ENN = 3.6V, V ENP = V MODE = 0V, V GAINN = 3.6V
The voltage which L XN stops oscillation while
V FBN is decreasing.
V IN = 6.0V, V ENP =V ENN = V MODE = 0V
V OUTN = -4.0V
0.3
V FBN
-0.10
50
0.5
V FBN
-0.07
200
0.7
V FBN
-0.03
500
V
V
Ω
NOTE:
(*1) If the applied voltage and its pin name are not stated, those pins are left open for measurement.
(*2) Input voltage or positive output voltage range should be V IN - V OUTNSET + V FN ≦ 21.0V (V FN : Forward voltage of external schottky barrier
diode) .
(*3) Maximum current limit denotes the level of detection at peak of coil current.
8/38
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