SC804 datasheet(4/21 Pages) SEMTECH

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SC804

PRELIMINARY

POWER MANAGEMENT

Parameter

Symbol

Conditions

Min

Typ

Max

Units

NTC Thresholds

NTCDIS

SC804 Disabled

0.3

0.6

0.8

NTCH

NTC Hot V

Applies to falling threshold

4.3V ≤ VCC ≤ 6.5V

% of

VCC

at VCC = 5V

1.45

1.50

1.55

NTCC

NTC Cold V

TH, VCTO = 0V

Applies to rising threshold

4.3V ≤ VCC ≤ 6.5V

73.4

74.4

75.4

% of

VCC

at VCC = 5V

3.67

3.72

3.77

NTCHYS

NTC Hot & Cold VT

NTCx

hysteresis

(VT

NTCx Rising - VTNTCx Falling)

Applies to internal NTC

thresholds

CTO

CTO Voltage (Adjustable NTC

Cold Rising Threshold) Setting

Range(2), -40°C ≤ T

A ≤ 25°C

(NTC Cold Rising Threshold is

NTCC when CTO tied to GND)

% of

VCC

Threshold Error(3),

-40°C ≤ T

A ≤ 25°C

-70

CTOHYS

Internal hysteresis on CTO (V

CTO

Rising - V

CTO Falling)

Applies to externally set NTC

cold threshold

Adjust Mode

BSEN Voltage

BSEN-ADJ

3.5V ≤ V

OUT ≤ VCC - 150mV

0°C ≤ T

J ≤ 125°C

3.072

3.11

3.134

Adjust Mode Enable

Voltage, VOUT-BSEN

ADJEN

3.5V ≤ V

OUT ≤ VCC - 150mV

400

Adjust Mode Disable

Voltage, VOUT-BSEN

ADJDIS

3.5V ≤ V

OUT ≤ VCC - 150mV

150

Electrical Characteristics (Cont.)

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