Low Power-Loss Voltage Regulators
PQ05NF1 Series
PQ05NF1 Series
1A Output, General Purpose Low Power-Loss Voltage Regu...
Low Power-Loss Voltage
Regulators
PQ05NF1 Series
PQ05NF1 Series
1A Output, General Purpose Low Power-Loss Voltage
Regulators
s Features
¡TO-220 package ¡Low power-loss (Dropout voltage : MAX.0.5V) [Applying the voltage exceeding Vo+2.5V to control terminal] ¡Built-in ON/OFF control function ¡Output voltage precision : ±4%
29.1MAX
s Outline Dimensions
(Unit : mm)
10.2MAX
4.5±0.2 2.8±0.2
7.4±0.2
PQ05NF1
s Applications
¡Power supplies for various electronic equipment such as TVs, VCRs, CD stereos etc.
4-1.4
+0.3 -0
13.5MIN
4-0.6
+0.2 -0.1
3-(2.54)
(0.5)
s Model Line-ups
5V output PQ05NF1 9V output PQ09NF1 12V output PQ12NF1
1 q 2 q 3 q 4 q
Internal connection diagram
3 4 Control circuit 2 1 1 DC output (VO) 2 GND 3 DC input (VIN) 4 Bias input (VB)
s Absolute Maximum Ratings
*1 *1
(Ta=25˚C)
*2
Parameter Input voltage Bias supply voltage Output current Power dissipation (No heat sink) Power dissipation (With infinite heat sink) Junction temperature Operating temperature Storage temperature Soldering temperature
Symbol Rating Unit VIN 24 V VB 24 V IO 1 A PD1 1.4 W PD2 14 W Tj 150 ˚C Topr -20 to +85 ˚C Tstg -40 to +150 ˚C Tsol 260 (For 10s) ˚C
*1 *2
All are open except GND and applicable terminals. Overheat protection may operate at 125=
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