Low Power-Loss Voltage Regulators
PQ20VZ51/PQ20VZ11
www.DataSheet4U.com
PQ20VZ51/PQ20VZ11
Variable Output, Surface Mo...
Low Power-Loss Voltage
Regulators
PQ20VZ51/PQ20VZ11
www.DataSheet4U.com
PQ20VZ51/PQ20VZ11
Variable Output, Surface Mount Type Low Power-Loss Voltage
Regulators
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Features
2.5MIN
Low power-loss (Dropout voltage: 0.5V) q Compact surface mount package q Both the 0.5A output PQ20VZ51 and the 1A output PQ20VZ11 have high-precision outputs (Reference voltage precision: ±2.0%) q Variable output type (Output voltage variable range: 1.5V to 20V) q Built-in ON-OFF control function q Low dissipation current at OFF-state (Iqs: MAX.5µA) q Tape packaged type is available. (φ330mm reel: 3 000pcs.,PQ20VZ5U/PQ20VZ1U)
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Outline Dimensions
6.6MAX 5.2±0.5 2.3±0.5
(Unit : mm)
➂
(0.5)
9.7MAX
5.5±0.5
20VZ51
(1.7)
(0 to 0.25) 0.5 +0.2 –0.1 4–(1.27) (0.5)
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Applications
➀➁➂➃ ➄
Car audio equipment q VCR
Internal connection diagram
➀ ➁
Specific IC
➂ ➃
➀ ➁ ➂ ➃ ➄
➄
DC input(VIN) ON/OFF control terminal(VC) DC output(VO) Output voltage minute adjustment terminal(VADJ) GND
Heat sink is common to ➂(VO).
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❇1 ❇1 ❇1
Absolute Maximum Ratings
Parameter Input voltage Output contorol voltage Output adjustment terminal Voltage PQ20VZ51 Output current PQ20VZ11 Power dissipation (With infinite heat sink) Junction temperature Operating temperature Storage temperature Soldering temperature Symbol VIN VC VADJ IO PD Tj Topr Tstg Tsol
(Ta=25˚C) Rating Unit 24 V 24 V 7 V 0.5 A 1 8 W 150 ˚C –20 to +80 ˚C –40 to +150 ˚C 260 (For 10s) ˚C
❇2
❇3 ❇1 ❇2 ❇3
All are open except GND and applicabl...