UPC1933GR 查看數據表（PDF） - NEC => Renesas Technology
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UPC1933GR Datasheet PDF : 20 Pages
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µ PC1933
Electrical Characteristics (unless otherwise specified, TA = 25 °C, VCC = 3 V, fOSC = 100 kHz)
Block
Under
voltage
Lock-out
section
Reference
Voltage
section
Oscillation
section
PWM
comparator
section
Error
Amplifier
section
Output
section
Short-circuit
Protection
section
Overall
Parameter
Start-up voltage
Operation stop voltage
Hysteresis voltage
Reset voltage (timer latch)
Reference voltage
Line regulation
Load regulation
Temperature coefficient
fOSC setting accuracy
fOSC total stability
Symbol
VCC (L-H)
VCC (H-L)
VH
VCCR
VREF
REGIN
REGL
∆VREF/∆T
∆fOSC
∆fOSC
Maximum duty
DMAX.
Soft start time
tSS
Input threshold voltage
VITH
Input bias current
IB
Open loop gain
Av
Unity gain
Maximum output voltage (+)
Maximum output voltage (−)
funity
VOM+
VOM−
Output sink current
IOsink
Output source current
IOsource
Drain cutoff current
ILEAK
Output ON voltage
VOL
Rise time
tr
Fall time
tf
Input sense voltage
VTH
UV sense voltage
VUV
Source current on short-circuiting IOUV
Delay time
tDLY
Circuit operation current
ICC
Conditions
IREF = 0.1 mA
IREF = 0.1 mA
IREF = 0.1 mA
IREF = 0.1 mA
IREF = 1 mA
2.5 V≤VCC≤20 V
0.1 mA≤IREF≤1 mA
−20 °C≤TA≤+85 °C, IREF = 0 A
RT = 18 kΩ
−20 °C≤TA≤+85 °C,
2.5 V≤VCC≤20 V
CDLY = 0.1 µ F
VO = 0.3 V
VO = 0.3 V
IO = −45 µ A
IO = 45 µ A
VFB = 0.5 V
VFB = 1.6 V
VO = 30 V
RL = 150 Ω
RL = 150 Ω
RL = 150 Ω
CDLY = 0.1 µ F
VCC = 3 V
MIN. TYP. MAX. Unit
1.57
V
1.5
V
30
70
mV
1.0
V
2.0
2.1
2.2
V
2
12.5 mV
2
7.5 mV
0.5
%
−20
+30
%
−20
+50
%
85
%
50
ms
0.285 0.3 0.315 V
−100
+100 nA
70
80
dB
1.5
MHz
1.6
2
V
0.02 0.5
V
0.8 1.4
mA
−70 −45 µ A
100 µ A
0.2
0.6
V
50
ns
60
ns
1.75 1.92 2.05
V
0.8 0.85
V
1.0
1.6
2.7
µA
50
ms
1.4
2.6
3.9
mA
Caution Connect a capacitor of 0.01 to 10 µ F to the VREF pin.
4
µPC1933
6
CREF = 0.01 to 10 µF
6
Data Sheet G13690EJ3V0DS00
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