K50-88

Aluminum electrolytic capacitor

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+7 (34147) 2-99-89

AZHYAR.673541.016 TU

Are radial lead capacitors with lengthwise case swage, increased service life.

Capacitors are suitable for application in direct current and ripple current circuits, secondary power supplies and other electronics. Capacitor is available in all-climate version. Isolated. Sealed.

It is recommended to use this capacitor type as substitution for capacitors K50-32 types.

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Main parameters

Name	Value
Rated voltage, V	63…450
Rated capacitance, µF	100…2 200
Temporary overvoltage within 10 sec., V	1.15 UR (UR≤315) 1.1 UR (UR>315)
Capacitance tolerance (25 °C, 50 Hz), %	+50…-20; ±20
Maximum operating temperature Tenv, °C	+125
Minimal operating temperature Tenv, °C	-60

А = 16.5 ± 0.15 mm

1 – Positive terminal
2 – Bead
3 – Case
4 – Lengthwise swage
5 – Isolation sleeve
6 – Lacquer coating

Capacitor electric parameters value when delivered

UR, V	CR, µF	tg δ, %, 25°C, 50 Hz, max	ILEAK, µA, 25°C, after 5 min., max	Z*, Ohm, 25°C, max	IR, А, 85°C, 50 Hz, max
63	2 200	25	4 178	0.8	1.24
100	1 000		3 020	0.35	0.89
160	1 000		4 820	0.5	1.46
250	330	20	2 495	1.2	0.86
250	470		3 545	0.9	1.2
315	220		2 099	1.2	0.69
	330		3 138	0.9	0.96
	470		4 461	0.8	1.27
350	220		2 330	1.0	0.72
	330		3 485	0.8	0.99
	470		4 955	0.7	1.32
400	100		1 220	1.3	0.43
	220		2 660	0.9	0.82
	330		3 980	0.7	0.14
	470		5 660	0.6	1.54
450	100		1 370	1.4	0.42
	220		2 990	0.9	0.76
	330		4 475	0.7	1.05

* Capacitor impedance Z is measured at frequency 100 kHz for capacitors CR ≤1 000 µF, and at frequency 10 kHz for capacitors CR > 1 000 µF

Capacitors overall dimensions and mass

UR, V	63	100	160	250	315	350	400	450
CR, µF	DxH, mm mass, g
100							40x45 90	40x45 90
220					40x45 90	40x55 110	40x65 130	45x50 125
330				40x55 110	40x60 120	40x60 120	45x65 160	45x65 160
470				40x60 120	40x80 160	45x65 160	45x75 190
1 000		40x60 120	40x80 160
2 200	40x60 120

Ripple current effective value
versus temperature and frequency can be found from the formula IRO = IR x KT x KF, where

IR– allowable ripple current at 85 °C, 50 Hz (See Table “Capacitor electric parameters”)

KT - IR correction factor versus temperature

Tenv, °C	25	40	50	60	70	85	125
KT	1.43	1.37	1.31	1.25	1.17	1.0	0.25

KF - IR correction factor versus frequency

F, Hz	50	100	300	600	1 000	10 000	≥50 000
KF	1	1.25	1.5	1.63	1.69	1.88	2.0

Capacitors reliability

Reliability Operation modes	Minimal nonfailure operating time, t_λ, hours	Capacitor failure rate, λ, 1/hour, max
Maximum-permissible mode (0.7UR, Tenv=125 °С)	6 000	2x10^-6
Maximum-permissible mode (UR, Tenv=85 °С)	40 000	5x10^-7
Light mode (0.6UR, Tenv=60 °С)	300 000	3x10^-8
Light mode (0.6UR, Tenv=85 °С)	110 000	10^-7
Storageability Gamma-rated time of capacitor storageability Tcy at y=99.5%, years, min	25