EMZA100ARA331MHA0G Equivalent & Substitute Parts

Part Overview

The EMZA100ARA331MHA0G is a 330 µF, 10 V aluminum electrolytic capacitor manufactured by Chemi-Con in the Alchip™-MZA series. This surface mount radial can capacitor is designed for automotive applications with AEC-Q200 qualification and operates across -55°C to 105°C with a rated lifetime of 2000 hours at 105°C. The part is active and in production with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Equivalent and substitute parts are identified to address application requirements including voltage rating upgrades, enhanced ripple current performance, extended thermal lifetime, and alternative manufacturer sourcing while maintaining the same 330 µF capacitance, ±20% tolerance, and surface mount package footprint.

Key Parameters

Parameter	Value	Unit
Capacitance	330	µF
Tolerance	±20%	—
Voltage - Rated	10	V
Lifetime @ Temperature	2000	Hrs @ 105°C
Operating Temperature Range	-55 to 105	°C
Polarization	Polar	—
Mounting Type	Surface Mount	—
Package / Case	Radial, Can - SMD	—
Size / Dimension	0.315" Dia (8.00 mm)	—
Height - Seated (Max)	0.413" (10.50 mm)	—
Surface Mount Land Size	0.327" L x 0.327" W (8.30 x 8.30 mm)	—
Ratings	AEC-Q200	—
Applications	Automotive	—
RoHS Status	ROHS3 Compliant	—
MSL	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the EMZA100ARA331MHA0G is determined by the following criteria:

Primary Compatibility Requirements:

Capacitance: 330 µF (fixed)
Tolerance: ±20% (fixed)
Mounting Type: Surface Mount (fixed)
Package / Case: Radial, Can - SMD (fixed)
Physical Dimensions: 0.315" Dia (8.00 mm), Height ≤ 0.413" (10.50 mm), Land Size 0.327" x 0.327" (8.30 x 8.30 mm) or compatible
Operating Temperature: -55°C to 105°C (fixed)
Polarization: Polar (fixed)
Ratings: AEC-Q200 (automotive qualification required)
RoHS Status: ROHS3 Compliant (fixed)
MSL: 1 (Unlimited) (fixed)

Substitution Variables:

Voltage Rating: 10 V (main part) to 16 V, 25 V (upgrades permitted)
ESR / Impedance: 160 mOhms (main part) to 80 mOhms (lower ESR acceptable)
Ripple Current: 300 mA @ 120 Hz / 600 mA @ 100 kHz (main part) to higher values (upgrades permitted)
Lifetime @ 105°C: 2000 Hrs (main part) to 5000 Hrs (extended lifetime acceptable)
Manufacturer: Chemi-Con, Panasonic, Rubycon, Cornell Dubilier Electronics (CDE)

Substitute parts are grouped by voltage rating tier (10 V direct equivalents, 16 V upgrades, 25 V upgrades) and performance enhancements (lower ESR, higher ripple current, extended lifetime).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Series	Capacitance (µF)	Voltage (V)	ESR @ 100 kHz	Lifetime @ 105°C	Ripple Current @ 120 Hz (mA)	Ripple Current @ 100 kHz (mA)	Height (mm)	Inventory (Pcs)
EMZA100ARA331MHA0G	Chemi-Con	Alchip™-MZA	330	10	160 mOhm	2000 Hrs	300	600	10.50	1148
EEE-FP1A331AP	Panasonic	FP	330	10	80 mOhm	2000 Hrs	552.5	850	10.20	1590
EEE-FK1A331AL	Panasonic	FK, Halogen Free	330	10	160 mOhm	2000 Hrs	390	600	10.50	2207
EMZA250ARA331MHA0G	Chemi-Con	Alchip™-MZA	330	25	160 mOhm	2000 Hrs	300	600	10.50	5200
EMZJ250ARA331MHA0G	Chemi-Con	Alchip™-MZJ	330	25	80 mOhm	2000 Hrs	425	850	10.30	970
16TZV330M8X10.5	Rubycon	TZV	330	16	160 mOhm	2000 Hrs	360	600	10.50	2246
25TKV330M8X10.5	Rubycon	TKV	330	25	80 mOhm	2000 Hrs	510	850	10.50	2282
25TLV330M8X10.5	Rubycon	TLV	330	25	160 mOhm	5000 Hrs	360	600	10.50	1438
25TZV330M8X10.5	Rubycon	TZV	330	25	160 mOhm	2000 Hrs	360	600	10.50	4726
AFK337M16F24T-F	Cornell Dubilier Electronics (CDE)	AFK	330	16	160 mOhm	2000 Hrs	450	600	10.50	2212
AFK337M25F24T-F	Cornell Dubilier Electronics (CDE)	AFK	330	25	160 mOhm	2000 Hrs	450	600	10.50	2545

Engineering Selection Recommendations

Direct Equivalent (10 V Rating):

EEE-FP1A331AP (Panasonic FP series) and EEE-FK1A331AL (Panasonic FK series, Halogen Free) are direct voltage equivalents to EMZA100ARA331MHA0G. Both maintain 330 µF capacitance, 10 V rating, 2000 hour lifetime at 105°C, AEC-Q200 qualification, ROHS3 compliance, and MSL 1. EEE-FP1A331AP offers reduced ESR (80 mOhm vs. 160 mOhm) and higher ripple current capability (552.5 mA @ 120 Hz, 850 mA @ 100 kHz). EEE-FK1A331AL maintains identical ESR and ripple current specifications with halogen-free designation for high-temperature reflow applications.

Voltage Upgrade Substitutes (16 V Rating):

16TZV330M8X10.5 (Rubycon TZV series) and AFK337M16F24T-F (Cornell Dubilier Electronics AFK series) provide 16 V rated alternatives. Both maintain 330 µF, 2000 hour lifetime at 105°C, AEC-Q200 qualification, ROHS3 compliance, and MSL 1. 16TZV330M8X10.5 matches the main part's 160 mOhm ESR and 600 mA @ 100 kHz ripple current. AFK337M16F24T-F maintains 160 mOhm ESR with higher ripple current (450 mA @ 120 Hz, 600 mA @ 100 kHz) and expanded land size (8.30 x 10.00 mm).

Voltage Upgrade Substitutes (25 V Rating):

EMZA250ARA331MHA0G (Chemi-Con Alchip™-MZA series) is the same manufacturer upgrade with identical ESR and ripple current to the main part. EMZJ250ARA331MHA0G (Chemi-Con Alchip™-MZJ series) offers reduced ESR (80 mOhm) and enhanced ripple current (425 mA @ 120 Hz, 850 mA @ 100 kHz) with slightly reduced height (10.30 mm).

25TKV330M8X10.5 (Rubycon TKV series) provides 25 V rating with 80 mOhm ESR and 850 mA @ 100 kHz ripple current. 25TLV330M8X10.5 (Rubycon TLV series) offers extended thermal lifetime (5000 hours @ 105°C) with standard 160 mOhm ESR and 600 mA @ 100 kHz ripple current. 25TZV330M8X10.5 (Rubycon TZV series) maintains 160 mOhm ESR and 600 mA @ 100 kHz ripple current with highest inventory availability (4726 pcs).

AFK337M25F24T-F (Cornell Dubilier Electronics AFK series) provides 25 V rating with 160 mOhm ESR, 450 mA @ 120 Hz ripple current, and expanded land size (8.30 x 10.00 mm).

All substitute parts maintain AEC-Q200 automotive qualification, ROHS3 compliance, MSL 1, and -55°C to 105°C operating temperature range.

Frequently Asked Questions (FAQ)

Q: Can EEE-FP1A331AP replace EMZA100ARA331MHA0G directly?

A: Yes. EEE-FP1A331AP is a direct 10 V equivalent with identical capacitance (330 µF), tolerance (±20%), lifetime (2000 Hrs @ 105°C), and physical dimensions (0.315" Dia, 10.20 mm height, 8.30 x 8.30 mm land size). It maintains AEC-Q200 qualification, ROHS3 compliance, and MSL 1. The primary difference is reduced ESR (80 mOhm vs. 160 mOhm) and higher ripple current capability, which are performance enhancements.

Q: What is the difference between 16 V and 25 V rated substitutes?

A: Voltage rating determines the maximum DC voltage the capacitor can withstand. A 25 V rated capacitor can be used in applications rated for 10 V or 16 V without electrical degradation. Selection depends on circuit design requirements. Higher voltage ratings provide design margin but may increase component cost and physical size in some series. All 16 V and 25 V substitutes listed maintain identical 330 µF capacitance and compatible physical dimensions.

Q: Why does EMZJ250ARA331MHA0G have lower ESR than EMZA250ARA331MHA0G?

A: EMZJ250ARA331MHA0G belongs to the Alchip™-MZJ series, which features optimized internal construction for reduced equivalent series resistance (80 mOhm @ 100 kHz vs. 160 mOhm). This results in higher ripple current capability (850 mA @ 100 kHz vs. 600 mA @ 100 kHz) and lower heat generation. Both maintain identical 330 µF, 25 V, 2000 hour lifetime, and AEC-Q200 qualification.

Q: What is the advantage of 25TLV330M8X10.5 over other 25 V options?

A: 25TLV330M8X10.5 (Rubycon TLV series) provides extended thermal lifetime of 5000 hours at 105°C compared to 2000 hours for most alternatives. This extended rating is beneficial for high-reliability automotive applications requiring longer operational life at elevated temperatures. Capacitance, voltage, and physical dimensions remain identical to other 25 V substitutes.

Q: Are there land size differences between substitutes?

A: Most substitutes maintain the standard 0.327" L x 0.327" W (8.30 x 8.30 mm) land size. AFK337M16F24T-F and AFK337M25F24T-F (Cornell Dubilier Electronics) feature expanded land size of 0.327" L x 0.394" W (8.30 x 10.00 mm). Verify PCB layout compatibility before selection.

Q: Can I use a 25 V rated capacitor in a 10 V circuit?

A: Yes. A 25 V rated capacitor is electrically compatible with 10 V circuits. The voltage rating indicates maximum allowable voltage; operating at lower voltage does not cause failure. However, verify physical dimensions and land size compatibility with PCB layout.

Q: Which substitute offers the best ripple current performance?

A: EMZJ250ARA331MHA0G, 25TKV330M8X10.5, and EEE-FP1A331AP all provide 850 mA @ 100 kHz ripple current, which exceeds the main part's 600 mA @ 100 kHz specification. Selection depends on voltage requirement: EEE-FP1A331AP for 10 V applications, 25TKV330M8X10.5 for 25 V applications with standard ESR, or EMZJ250ARA331MHA0G for 25 V applications with reduced ESR.

Q: Are all substitutes AEC-Q200 qualified?

A: Yes. All substitute parts listed carry AEC-Q200 automotive qualification, ROHS3 compliance, and MSL 1 (unlimited moisture sensitivity level), matching the main part's compliance profile.

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