參數(shù)資料
型號(hào): NJM2374AV-(TE1)
元件分類: 穩(wěn)壓器
英文描述: 1.5 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, PDSO14
封裝: SSOP-14
文件頁數(shù): 4/8頁
文件大?。?/td> 228K
代理商: NJM2374AV-(TE1)
NJM2374A
- 4 -
■ELECTRICAL CHARACTERISTICS
DC Characteristics (V+=5V, Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN.
TYP.
MAX.
UNIT
Operating Current
ICC
CT=1nF, SI=V
+, IN+> Vth, ES=GND
2.8
4.0
mA
Charge Current
Ichg
12
20
30
A
Discharge Current
Idis
110
180
300
A
Voltage Swing
VOSC
0.5
VP-P
Discharge to Charge
Current Ratio
Iratio
SI=V
+
9
Peak Current
Sense Voltage
Vipk
Ichg=Idis
250
300
350
mV
Saturation Voltage 1
Vsat1
Darlington Connection
(CS=CD), ISW=0.7A
1.0
1.3
V
Saturation Voltage 2
Vsat2
ISW=0.7A, Ic(driver)=50mA
(Forced β≈14)
0.5
0.7
V
Output Transistor
Bias Resistance
Rbias
160
DC Voltage Gain
hFE
ISW=0.7A, VCE=5.0V
35
120
Collector Off-State
Current
IC(Off)
VCE=40V
10
nA
Threshold Voltage
Vth
1.225
1.250
1.275
V
Input Bias Current
IIB
IN+=0V
40
400
nA
(note) Output switch tests are performed under pulsed conditions to minimize power dissipation.
■TIMING CHART
Oscillator
Waveform
Reference
Voltage
Output
Voltage
Collector-Emitter
Voltage
High Voltage
Detect
Current-Limit
Active Point
OFF
ON
OSC Block to
FF Reset
HIGH
LOW
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