PT7705A [Rochester]

Name: PT7705A
Brand: Rochester
SKU: PT7705A
Availability: InStock

Part No:

PT7705A

Category:

DC/DC Converters

Manufacturer:

Rochester

Description:

PT7705 is a series of high-performance, 18 Amp Integrated Switching Regulators (ISRs) housed in a 27-pin SIP package.

Datasheet:

Stock Status:

Available for RFQ

Pricing:

Request Volume Pricing

Quote Response:

Within 24 Hours

Shipping:

In-stock parts ship in 1–2 business days

Specification

Type

Parameter

Efficiency

89%

Input Ripple Current Rating

1.3 Arms

Line Regulation

±10mV

Load Regulation

±10mV

Mechanical Shock

500 G's

Mechanical Vibration

10 G's

Operating Temperature

0°C ~ +85°C

Output Capacitance

1200µF ~ 15000µF

Output Current

0.1A ~ 18A

Output Voltage Tolerance

±0.03V

Package

SIP-27

Ripple

50mV

Standby Current

75mA

Storage Temperature

-40°C ~ +125°C

Supply Voltage

4.5V ~ 5.5V

Switching Frequency

650kHz ~ 750kHz

Transient Overshoot

200mV

Transient Response Time

100 µs

Weight

31g (vertical), 41g (horizontal)

Products Detail

The PT7705 series provides 18A output current with programmable output voltage from 1.3V to 3.5V via 5-bit input compatible with Intel's Pentium II Processor. It features differential remote sense for voltage drop compensation, requires 1200µF output capacitance, and can be paralleled with PT7749 current boosters for increased output current. Designed for 5V input systems with input voltage range of 4.5V to 5.5V.

Key Features

Single-Device: +5V input
5-bit Programmable: 1.3V to 3.5V@18A
High Efficiency
Input Voltage Range: 4.5V to 5.5V
Differential Remote Sense
27-pin SIP Package
Parallelable with PT7749 18A Current Boosters

Documents

Datasheets:

PT7705 - 5V PT7705A-Texas-Instruments-datasheet-10286488.pdf PT7705A-Texas-Instruments-datasheet-21696.pdf

Product FAQ

1. Is PT7705A available for RFQ?

Yes. PT7705A by Rochester is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

2. Why is there no fixed price for PT7705A?

Pricing for PT7705A can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

3. What are the key specifications of PT7705A?

PT7705A is a Rochester DC/DC Converters with Input Ripple Current Rating: 1.3 Arms and Output Voltage Tolerance: ±0.03V. Review the product details or submit an RFQ if you need confirmation before purchase.

4. How fast can I get a quote for PT7705A?

Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

5. How soon can PT7705A be shipped?

If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

6. Can you suggest alternatives to PT7705A?

Yes. If PT7705A is unavailable, obsolete, or does not meet your required lead time, we can help check similar Rochester DC/DC Converters parts or compatible alternatives.

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