OP-8-64V-12V-Q 18-135 V Input, 12 V/8 A Output Quarter-brick

OP-8-64V-12V-Q

OP-8-64V-12V-Q 18-135 V Input, 12 V/8 A Output Quarter-brick

Property

Value

Maximum Input Current (Max.)

7.2 A

Maximum Input Current (Notes & Conditions)

Vin min; Vout nom; in current limit

No-Load Input Current (enabled) (Typ.)

100 mA

No-Load Input Current (enabled) (Max.)

130 mA

Disabled Input Current (Typ.)

2 mA

Disabled Input Current (Max.)

4 mA

Response to Input Transient (Typ.)

0.37 V

Input Terminal Ripple Current (Typ.)

800 mA

Input Terminal Ripple Current (Notes & Conditions)

RMS

Recommended Input Fuse (Max.)

20 A

Recommended Input Fuse (Notes & Conditions)

Fast acting fuse recommended

Output Voltage Set Point (Min.)

11.88 V

Output Voltage Set Point (Typ.)

12.00 V

Output Voltage Set Point (Max.)

12.12 V

Output Voltage Regulation (Notes & Conditions)

see Note 3

Over Line (Typ.)

+/-0.1 %

Over Line (Max.)

+/-0.3 %

Over Line (Notes & Conditions)

see Note 3

Over Load (Typ.)

+/-0.1 %

Over Load (Max.)

+/-0.3 %

Over Temperature (Min.)

-180 mv

Over Temperature (Max.)

180 mv

Total Output Voltage Range (Min.)

11.70 V

Total Output Voltage Range (Max.)

12.30 V

Total Output Voltage Range (Notes & Conditions)

Over sample, line, load, temperature & life

Output Voltage Ripple and Noise (Notes & Conditions)

20 MHz bandwidth

Peak-to-Peak (Typ.)

110 mV

Peak-to-Peak (Max.)

220 mV

Peak-to-Peak (Notes & Conditions)

Full load

RMS (Typ.)

20 mV

RMS (Max.)

40 mV

RMS (Notes & Conditions)

Full load

Operating Output Current Range (Min.)

0 A

Operating Output Current Range (Max.)

8 A

Operating Output Current Range (Notes & Conditions)

Subject to thermal derating

Output DC Current Limit Inception (Min.)

8.8 A

Output DC Current Limit Inception (Typ.)

9.6 A

Output DC Current Limit Inception (Max.)

10.4 A

Output DC Current Limit Inception (Notes & Conditions)

Output voltage 10% Low

Output DC Current Limit Shutdown Voltage (Typ.)

6 V

Back-Drive Current Limit while Enabled (Typ.)

0.5 A

Back-Drive Current Limit while Enabled (Notes & Conditions)

Negative current drawn into output pins

Back-Drive Current Limit while Disabled (Typ.)

10 mA

Back-Drive Current Limit while Disabled (Notes & Conditions)

Negative current drawn into output pins

Maximum Output Capacitance (Max.)

1,500 uF

Maximum Output Capacitance (Notes & Conditions)

Vout nominal at full load (resistive load)

Step Change in Output Current (0.2 A/ us) (Typ.)

360 mV

Step Change in Output Current (0.2 A/ us) (Notes & Conditions)

50% to 75% to 50% Iout max

Settling Time (Typ.)

400 us

Settling Time (Notes & Conditions)

To within 1% Vout nom

Output Voltage Trim Range (Min.)

-20 %

Output Voltage Trim Range (Max.)

10 %

Output Voltage Trim Range (Notes & Conditions)

Across Pins 8 & 4; Common Figures 3-5

Output Voltage Remote Sense Range (Max.)

10 %

Output Voltage Remote Sense Range (Notes & Conditions)

Across Pins 8 & 4

Output Over-Voltage Protection (Min.)

13.6 V

Output Over-Voltage Protection (Typ.)

14.6 V

Output Over-Voltage Protection (Max.)

15.6 V

Output Over-Voltage Protection (Notes & Conditions)

Over full temp range

100% Load (Typ.)

89 %

100% Load (Notes & Conditions)

See Figure 1 for efficiency curve

50% Load (Typ.)

87 %

50% Load (Notes & Conditions)

See Figure 1 for efficiency curve

Operating Input Voltage Range (Min.)

18 V

Operating Input Voltage Range (Typ.)

64 V

Operating Input Voltage Range (Max.)

135 V

Operating Input Voltage Range (Notes & Conditions)

See Note 1

Turn-On Voltage Threshold (Min.)

17.1 V

Turn-On Voltage Threshold (Typ.)

17.5 V

Turn-On Voltage Threshold (Max.)

17.9 V

Turn-Off Voltage Threshold (Min.)

16.0 V

Turn-Off Voltage Threshold (Typ.)

16.5 V

Turn-Off Voltage Threshold (Max.)

16.9 V

Lockout Voltage Hysteresis (Typ.)

1.0 V

Input Over-Voltage Shutdown (Units)

V

Input Over-Voltage Shutdown (Notes & Conditions)

Not Available

Recommended External Input Capacitance (Typ.)

220uF uF

Recommended External Input Capacitance (Notes & Conditions)

Typical ESR 0.1-0.2 Ohm

Input Filter Component Values (LC) (Typ.)

21.2 uH uF

Input Filter Component Values (LC) (Notes & Conditions)

Internal values

Non-Operating (Min.)

-1 V

Non-Operating (Max.)

150 V

Non-Operating (Notes & Conditions)

Continuous

Operating (Max.)

135 V

Operating (Notes & Conditions)

Continuous

Insulation Voltage (Notes & Conditions)

Reinforced insulation

Input to Output (Max.)

3000 Vdc

Input to Baseplate (Max.)

3000 Vdc

Output to Baseplate (Max.)

3000 Vdc

Operating Temperature (Min.)

-40 °C

Operating Temperature (Max.)

100 °C

Operating Temperature (Notes & Conditions)

Baseplate temperature

Storage Temperature (Min.)

-45 °C

Storage Temperature (Max.)

125 °C

Voltage at ON/OFF input pin (Min.)

-2 V

Voltage at ON/OFF input pin (Max.)

18 V

Turn-On Time (Typ.)

10 ms

Turn-On Time (Notes & Conditions)

Full load, Vout = 90% nom. (from enable)

Start-Up Inhibit Time (Min.)

180 ms

Start-Up Inhibit Time (Typ.)

200 ms

Start-Up Inhibit Time (Max.)

220 ms

Start-Up Inhibit Time (Notes & Conditions)

-40 °C to +125 °C; Figure E

Output Voltage Overshoot (Typ.)

0 %

Output Voltage Overshoot (Notes & Conditions)

Maximum Output Capacitance

Isolation Voltage (dielectric strength) (Notes & Conditions)

See Absolute Maximum Ratings

Isolation Resistance (Min.)

100 M Ohm

Isolation Capacitance (input to output) (Typ.)

1000 pF

Isolation Capacitance (input to output) (Notes & Conditions)

See Note 2

Semiconductor Junction Temperature (Max.)

125 °C

Semiconductor Junction Temperature (Notes & Conditions)

Package rated to 150 °C

PCB Temperature (Max.)

125 °C

PCB Temperature (Notes & Conditions)

UL rated max operating temp 130 °C

Transformer Temperature (Max.)

125 °C

Maximum Baseplate Temperature, Tb (Max.)

100 °C

Switching Frequency (Min.)

230 kHz

Switching Frequency (Typ.)

250 kHz

Switching Frequency (Max.)

270 kHz

Switching Frequency (Notes & Conditions)

Insulation stage switching freq. is the same

Off-State Voltage (Min.)

2.4 V

Off-State Voltage (Max.)

18 V

On-State Voltage (Min.)

-2

On-State Voltage (Max.)

0.8

ON/OFF Control (Notes & Conditions)

Application notes Figures A & B

Pull-Up Voltage (Typ.)

5 V

Pull-Up Resistance (Typ.)

50 k Ohm

Over-Temperature Shutdown OTP Trip Point (Typ.)

125 °C

Over-Temperature Shutdown OTP Trip Point (Notes & Conditions)

Average PCB Temperature

Over-Temperature Shutdown Restart Hysteresis (Typ.)

10 °C

Calculated MTBF (Telcordia) TR-NWT-000332 (Typ.)

1.49 10^6 Hrs.

Calculated MTBF (Telcordia) TR-NWT-000332 (Notes & Conditions)

Tb = 70 °C

Calculated MTBF (MIL-217) MIL-HDBK-217F (Typ.)

1.31 10^6 Hrs.

Calculated MTBF (MIL-217) MIL-HDBK-217F (Notes & Conditions)

Tb = 70 °C

Features

High efficiency up to 89% with full power delivery and minimal thermal derating.

Ultra-wide input voltage range (18-135V) with fixed-frequency switching for predictable EMI performance.

Compact, industry-standard quarter-brick form factor with optional flanged baseplate.

Advanced regulation features including remote sense, wide output voltage trim, and integrated On/Off control.

Comprehensive protection suite covering input UVLO, output over-voltage, short-circuit, and thermal shutdown.

Fully certified to UL/CSA/EN 60950-1 and CE standards with reinforced insulation and RoHS compliance.

Stable operation with no minimum load requirement and integrated active back-drive current limiting.

Applications

Industrial and Transportation applications