Product # BQ57090QEx60

Phone 1-888-567-9596

www.synqor.com

Doc.# 005-0006018 Rev. D

07/21/15

Page 4

Technical Specification

Input:

40-65 V

Output:

10.5 V

Current:

60A

Package:

Quarter-brick

Electrical Characteristics

BQ57090QEx60 Electrical Characteristics

Ta = 25 °C, airflow rate = 300 LFM, Vin = 52.5 V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C ambient temperature

with appropriate power derating. Specifications subject to change without notice.

Parameter

Min.

Typ.

Max.

Units Notes & Conditions

ABSOLUTE MAXIMUM RATINGS

Input Voltage

Non-Operating

-0.5

75

V

Continuous

Operating

40

65

V

Continuous

Isolation Voltage

Input to Output

2000

V

Operating Temperature

-40

100

°C

Storage Temperature

-45

125

°C

Voltage at ON/OFF input pin

-2

18

V

INPUT CHARACTERISTICS

Operating Input Voltage Range

40

52.5

65

V

Input Under-Voltage Lockout

Turn-On Voltage Threshold

38.4

V

Turn-Off Voltage Threshold

35.8

V

Lockout Voltage Hysteresis

2.6

V

Input Over-Voltage Shutdown

V

Turn-On Voltage Threshold

66.3

V

Turn-Off Voltage Threshold

68.5

V

Maximum Input Current

16.5

A

No-Load Input Current

135

mA

Disabled Input Current

8.5

12.0

mA

Input Reflected-Ripple Current

15

30

mA

RMS through 10 µH inductor

Input Terminal-Ripple Current

475

mA

RMS, full load

Recommended Input Fuse (see Note 1)

20

A

Fast blow external fuse recommended

Recommended External Input Capacitance

47

µF

Typical ESR 0.1-0.2 Ω

Input Filter Component Values (L\C)

0.47\11

µH\µF Internal values

OUTPUT CHARACTERISTICS

Output Voltage Set Point

10.5

V

Output Voltage Regulation

Over Line

47\5.0

%\V

Over Load

5.7\600

%\mV

Over Temperature

2\200

%\mV

Total Output Voltage Range

7.200

13.000

V

Over sample, line, load, temperature & life

Output Voltage Ripple and Noise

20 MHz bandwidth; see Note 2

Peak-to-Peak

90

150

mV

Full load

RMS

25

mV

Full load

Operating Output Current Range

0

60

A

Subject to thermal derating

Output DC Current-Limit Inception

75

A

Output Voltage 10% Low

Output DC Current-Limit Shutdown Voltage

9

V

Back-Drive Current Limit while Disabled

10

mA

Negative current drawn from output

Maximum Output Capacitance

5,000

µF

10.5 Vout at 30 A Resistive Load

EFFICIENCY

100% Load

96

%

50% Load

97

%