NTE1841 Просмотр технического описания (PDF) - NTE Electronics
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NTE1841 Datasheet PDF : 2 Pages
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NTE1840 & NTE1841
Integrated Circuit
Hybrid Switching Voltage Regulator
Features:
D Triple Diffused Transistor Chips Incorporated
D Compact Plastic Package with Industry Standard Reliability
D Output Voltage is Pre–Fixed – No External Adjustment is Required
Absolute Maximum Ratings:
Peak Input Voltage, VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 550V
Input Current, IIN
Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6A
Pulse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12A
Power Dissipation (TC = +100°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27W
Maximum Power Transistor Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150°C
Operating Temperature Range (TC), Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –20° to +125°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –30° to +125°C
Electrical Characteristics: (TA = +25°C unles otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Output Voltage
Detecting Voltage (Fixed Output)
NTE1840
NTE1841
VO VIN = 120V, IO = 900mA
VO
Iin = 7mA
114.5 116.0 117.5 V
41.3 41.8 42.3 V
42.5 43.0 43.5 V
Load Regulation
Output Voltage Temperature
Coefficient
RegLOAD VIN = 120V, IO = 500mA to 900mA
TC = –20° to +100°C, Iin = 7mA
Initial Value ±1
–
±2
–
V
mV/°C
Saturation Voltage
DC Current Gain
Collector Cutoff Current
Power Transistor Thermal
Resistance
VCE(sat)
VBE(sat)
hFE
ICEX
RthJC
IC = 2A, IB = 400mA
IC = 2A, IB = 400mA
IC = 1A, VCE = 4V
VCE = 550V, VBE = –1.5V
Between Junction and Stem
Upper Surface
–
–
1.0
V
–
–
1.5
V
10
–
40
–
–
1.0 mA
–
1.8
– °C/W
Switching Time
ts
IC = 2A, IB1 = 300mA, IB2 = 300mA, –
tf
RL = 50Ω
–
–
12
µs
–
7
µs
Note 1. Recommended Case Temperature: Topr = +100°C.
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