Spectral Response

Maximum Ratings

Peak

Wave-

Iength

(nm)

Range

(nm)

Anode to

Cathode

Voltage

Radiant

Typ.

(mA/W)

Blue(5-58)

Typ.

(

µA/lm-b)

Out-

line

No.

Typ.

(

µA/lm)

Min.

(

µA/lm)

Cathode Sensitivity

Luminous

R7400U-09

Solar Blind

UV to Visible

Visible

Visible

UV to Near IR

With Lens

R7400U

R7400U-03

R7400U-06

R7400U-01

R7400U-02

R7400U-20

R7400U-04

R7401

(a): Measured at 254 nm.

(b): Measured after a 30-minute storage in darkness.

R7402

160 to 320

300 to 650

185 to 650

160 to 650

300 to 850

300 to 880

185 to 850

300 to 650

300 to 850

240

420

400

500

300 to 900

630

400

400

420

Cs-Te

Bialkali

Multialkali

Bialkali

Multialkali

Synthetic silica

Synthetic silica

Window

Material

Remarks

Type No.

Photo-

cathode

Material

Borosilicate glass

Borosilicate glass

Borosilicate glass

UV glass

UV glass

1000(d)

0.01

0.1(e)

—

40

80

200

80

40

80

—

70

150

250

350

500

150

70

150

—

8

—

—

8

—

—

—

200

250

200

200

22(a)

62

60

58

450

78

(at 630 nm)

60

62

60

TPMHB0473EA

TPMHB0474EA

TPMHB0475EB

TPMHB0491EB

Figure 1: Typical Spectral Response (Solar Blind)

Figure 2: Typical Spectral Response (Bialkali)

Figure 3: Typical Spectral Response (Multialkali)

Figure 4: Typical Gain Characteristics

METAL PACKAGE PHOTOMULTIPLIER TUBE R7400U SERIES

CHARACTERISTICS (at 25

°C)

(mA)

(V dc)

Average

Anode

Current

Red/White

Ratio

Typ.

(d): Do not apply the maximum supply voltage for more than 30 seconds continuously.

100

300

200

400

500

600

WAVELENGTH (nm)

0.1

1

10

100

0.01

R7400U-09

200

100

400

300

600

500

800

700

1

10

100

0.1

WAVELENGTH (nm)

R7400U

R7400U-03

R7400U-06

SUPPLY VOLTAGE (V)

100

200

400

600

800 1000

R7400U-09

R7400U/-03/-06

R7400P

WAVELENGTH (nm)

100

200

300

400 500

600

700

800

900 1000

0.1

1

10

100

R7400U-04

R7400U-02

R7400U-01

R7400U-20